1999-08-28 01:08:13 +00:00
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/ $FreeBSD$
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1996-06-08 03:43:43 +00:00
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/ primitive units
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m !a!
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kg !b!
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sec !c!
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coul !d!
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candela !e!
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dollar !f!
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bit !h!
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erlang !i!
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K !j!
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/ prefixes
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yotta- 1e24
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zetta- 1e21
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exa- 1e18
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peta- 1e15
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tera- 1e12
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giga- 1e9
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mega- 1e6
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myria- 1e4
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kilo- 1e3
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hecto- 1e2
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deka- 1e1
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deci- 1e-1
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centi- 1e-2
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milli- 1e-3
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micro- 1e-6
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nano- 1e-9
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pico- 1e-12
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femto- 1e-15
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atto- 1e-18
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zopto- 1e-21
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yocto- 1e-24
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semi- .5
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demi- .5
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Y- yotta
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Z- zetta
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E- exa
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P- peta
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T- tera
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G- giga
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M- mega
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k- kilo
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h- hecto
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da- deka
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d- deci
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c- centi
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m- milli
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2001-02-28 16:00:32 +00:00
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n- nano
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1996-06-08 03:43:43 +00:00
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p- pico
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f- femto
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a- atto
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z- zopto
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y- yocto
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2001-02-28 16:00:32 +00:00
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/ binary prefixes introduced in 1999
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exbi- 1152921504606846976
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pebi- 1125899906842624
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tebi- 1099511627776
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gibi- 1073741824
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mebi- 1048576
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kibi- 1024
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Ei- exbi
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Pi- pebi
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Ti- tebi
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Gi- gibi
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Mi- mebi
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Ki- kibi
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1996-06-08 03:43:43 +00:00
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/ constants
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fuzz 1
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pi 3.14159265358979323846
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c 2.99792458e+8 m/sec fuzz
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g 9.80665 m/sec2
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2001-05-12 21:21:38 +00:00
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bigG 6.67390e-11 m3/kg/s2
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1996-06-08 03:43:43 +00:00
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au 1.49597871e+11 m fuzz
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mole 6.022169e+23 fuzz
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e 1.6021917e-19 coul fuzz
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energy c2
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force g
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mercury 1.33322e+5 kg/m2-sec2
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hg mercury
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/ dimensionless
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radian .5 / pi
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degree 1|180 pi-radian
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circle 2 pi-radian
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turn 2 pi-radian
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revolution turn
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rev turn
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grade .9 degree
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arcdeg 1 degree
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arcmin 1|60 arcdeg
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ccs 1|36 erlang
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arcsec 1|60 arcmin
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steradian radian2
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sphere 4 pi-steradian
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sr steradian
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/ Time
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second sec
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s sec
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minute 60 sec
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min minute
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hour 60 min
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hr hour
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day 24 hr
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da day
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week 7 day
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year 365.24219879 day fuzz
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yr year
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month 1|12 year
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us microsec
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/ Mass
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gram millikg
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gm gram
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metricton kilokg
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/ Avoirdupois
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lb .45359237 kg
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pound lb
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lbf lb g
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ounce 1|16 lb
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oz ounce
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dram 1|16 oz
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dr dram
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grain 1|7000 lb
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gr grain
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shortton 2000 lb
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ton shortton
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longton 2240 lb
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/ Apothecary
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scruple 20 grain
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apdram 60 grain
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apounce 480 grain
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appound 5760 grain
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troypound appound
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/ Length
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meter m
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micron micrometer
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angstrom decinanometer
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inch 2.54 cm
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in inch
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foot 12 in
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feet foot
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ft foot
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yard 3 ft
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yd yard
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rod 5.5 yd
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rd rod
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mile 5280 ft
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mi mile
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british 1200|3937 m/ft
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nmile 1852 m
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acre 4840 yd2
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cc cm3
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liter kilocc
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ml milliliter
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/ US Liquid
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gallon 231 in3
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imperial 1.20095
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gal gallon
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quart 1|4 gal
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qt quart
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pint 1|2 qt
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pt pint
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floz 1|16 pt
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fldr 1|8 floz
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2000-08-27 22:02:42 +00:00
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shot 3|2 floz
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1996-06-08 03:43:43 +00:00
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/ US Dry
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dry 268.8025 in3/gallon fuzz
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peck 8 dry-quart
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pk peck
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bushel 4 peck
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bu bushel
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chaldron 36 bushel
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/ British
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brgallon 277.420 in3 fuzz
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brquart 1|4 brgallon
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brpint 1|2 brquart
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brfloz 1|20 brpint
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brpeck 554.84 in3 fuzz
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brbushel 4 brpeck
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/ Energy Work
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newton kg-m/sec2
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nt newton
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N newton
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joule nt-m
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cal 4.1868 joule
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/ Electrical
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coulomb coul
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C coul
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ampere coul/sec
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amp ampere
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watt joule/sec
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volt watt/amp
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ohm volt/amp
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mho /ohm
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farad coul/volt
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henry sec2/farad
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weber volt-sec
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/ Light
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cd candela
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lumen cd sr
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lux cd sr/m2
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/ Wall Street Journal, July 2, 1993
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$ dollar
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argentinapeso $
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australiadollar .66 $
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bahraindinar 2.6522 $
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brazilcruzeiro .000019 $
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britainpound 1.49 $
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canadadollar .77 $
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czechkoruna .034 $
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chilepeso .0025 $
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chinarenminbi .174856 $
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colombiapeso .001495 $
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denmarkkrone .15 $
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ecuadorsucre .000539 $
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greatbritainpound britainpound
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greecedrachma .0043 $
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hongkongdollar .13 $
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hungaryforint .011 $
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indiarupee .03211 $
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indonesiarupiah .0004782 $
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israelshekel .3642 $
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japanyen .0093 $
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jordandinar 1.4682 $
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kuwaitdinar 3.3173 $
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lebanonpound .000578 $
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malaysiaringgit .338 $
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maltalira 2.6042 $
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mexicopeso .3205128 $
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newzealanddollar .539 $
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norwaykrone .139 $
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pakistanrupee .037 $
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perunewsol .5065 $
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philippinespeso .03738 $
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polandzloty .000059 $
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saudiarabiariyal .26702 $
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singaporedollar .6157 $
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slovakkoruna .034 $
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2000-04-18 16:37:43 +00:00
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southafricarand .21 $
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1996-06-08 03:43:43 +00:00
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southkoreawon .001 $
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swedenkrona .13 $
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switzerlandfranc .66 $
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taiwandollar .038285 $
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thailandbaht .03962 $
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turkeylira .0000929 $
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unitedarabdirham .2723 $
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uruguaynewpeso .246852 $
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venezuelabolivar .011 $
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1999-05-22 02:01:59 +00:00
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/ EMU currencies have constant exchange rate against Euro since 1.1.1999
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austriaschilling 1|13.7603 euro
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belgiumfranc 1|40.3399 euro
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finlandmarkka 1|5.94573 euro
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francefranc 1|6.55957 euro
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germanymark 1|1.95583 euro
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irelandpunt 1|0.787564 euro
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italylira 1|1936.27 euro
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2001-06-01 02:53:32 +00:00
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netherlandsguilder 1|2.20371 euro
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1999-05-22 02:01:59 +00:00
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portugalescudo 1|200.482 euro
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spainpeseta 1|166.386 euro
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/ rate of euro aganist dollar is just suggestive
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euro 1.17 $
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1996-06-08 03:43:43 +00:00
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mark germanymark
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bolivar venezuelabolivar
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peseta spainpeseta
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rand southafricarand
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escudo portugalescudo
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sol perusol
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guilder netherlandsguilder
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hollandguilder netherlandsguilder
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peso mexicopeso
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yen japanyen
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lira italylira
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rupee indiarupee
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drachma greecedrachma
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franc francefranc
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markka finlandmarkka
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sucre ecuadorsucre
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poundsterling britainpound
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cruzeiro brazilcruzeiro
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/ computer
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baud bit/sec
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byte 8 bit
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block 512 byte
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kbyte 1024 byte
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megabyte 1024 kbyte
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gigabyte 1024 megabyte
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meg megabyte
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/ Trivia
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% 1|100
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admiraltyknot 6080 ft/hr
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apostilb cd/pi-m2
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are 1e+2 m2
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arpentcan 27.52 mi
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arpentlin 191.835 ft
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astronomicalunit au
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atmosphere 1.01325e+5 nt/m2
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atm atmosphere
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atomicmassunit 1.66044e-27 kg fuzz
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amu atomicmassunit
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bag 94 lb
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bakersdozen 13
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bar 1e+5 nt/m2
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barie 1e-1 nt/m2
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barleycorn 1|3 in
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barn 1e-28 m2
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barrel 42 gal
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barye 1e-1 nt/m2
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bev 1e+9 e-volt
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biot 10 amp
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blondel cd/pi-m2
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boardfoot 144 in3
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bolt 40 yd
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bottommeasure 1|40 in
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britishthermalunit 1.05506e+3 joule fuzz
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btu britishthermalunit
|
|
|
|
|
refrigeration 12000 btu/ton-hour
|
|
|
|
|
buck dollar
|
|
|
|
|
cable 720 ft
|
|
|
|
|
caliber 1e-2 in
|
|
|
|
|
calorie cal
|
|
|
|
|
carat 205 mg
|
|
|
|
|
caratgold 1|24
|
|
|
|
|
cent centidollar
|
|
|
|
|
cental 100 lb
|
|
|
|
|
centesimalminute 1e-2 grade
|
|
|
|
|
centesimalsecond 1e-4 grade
|
|
|
|
|
century 100 year
|
|
|
|
|
cfs ft3/sec
|
|
|
|
|
chain 66 ft
|
|
|
|
|
circularinch 1|4 pi-in2
|
|
|
|
|
circularmil 1e-6|4 pi-in2
|
|
|
|
|
clusec 1e-8 mm-hg m3/s
|
|
|
|
|
coomb 4 bu
|
|
|
|
|
cord 128 ft3
|
|
|
|
|
cordfoot cord
|
|
|
|
|
crith 9.06e-2 gm
|
|
|
|
|
cubit 18 in
|
|
|
|
|
cup 1|2 pt
|
|
|
|
|
curie 3.7e+10 /sec
|
|
|
|
|
dalton amu
|
|
|
|
|
decade 10 yr
|
|
|
|
|
dipotre /m
|
|
|
|
|
displacementton 35 ft3
|
|
|
|
|
doppelzentner 100 kg
|
|
|
|
|
dozen 12
|
|
|
|
|
drop .03 cm3
|
|
|
|
|
dyne cm-gm/sec2
|
|
|
|
|
electronvolt e-volt
|
|
|
|
|
ell 45 in
|
|
|
|
|
engineerschain 100 ft
|
|
|
|
|
engineerslink 100|100 ft
|
|
|
|
|
equivalentfootcandle lumen/pi-ft2
|
|
|
|
|
equivalentlux lumen/pi-m2
|
|
|
|
|
equivalentphot cd/pi-cm2
|
|
|
|
|
erg cm2-gm/sec2
|
|
|
|
|
ev e-volt
|
|
|
|
|
faraday 9.652e+4 coul
|
|
|
|
|
fathom 6 ft
|
|
|
|
|
fermi 1e-15 m
|
|
|
|
|
fifth 4|5 qt
|
|
|
|
|
fin 5 dollar
|
|
|
|
|
finger 7|8 in
|
|
|
|
|
firkin 9 gal
|
|
|
|
|
footcandle lumen/ft2
|
|
|
|
|
footlambert cd/pi-ft2
|
|
|
|
|
fortnight 14 da
|
|
|
|
|
franklin 3.33564e-10 coul
|
|
|
|
|
frigorie kilocal
|
|
|
|
|
furlong 220 yd
|
|
|
|
|
galileo 1e-2 m/sec2
|
|
|
|
|
gamma 1e-9 weber/m2
|
|
|
|
|
gauss 1e-4 weber/m2
|
|
|
|
|
geodeticfoot british-ft
|
|
|
|
|
geographicalmile 1852 m
|
|
|
|
|
gilbert 7.95775e-1 amp
|
|
|
|
|
gill 1|4 pt
|
|
|
|
|
gross 144
|
|
|
|
|
gunterschain 22 yd
|
|
|
|
|
hand 4 in
|
|
|
|
|
hectare 1e+4 m2
|
|
|
|
|
hefnercandle .92 cd
|
|
|
|
|
hertz /sec
|
|
|
|
|
Hz hertz
|
|
|
|
|
hogshead 2 barrel
|
|
|
|
|
hd hogshead
|
|
|
|
|
homestead 1|4 mi2
|
|
|
|
|
horsepower 550 ft-lb-g/sec
|
|
|
|
|
hp horsepower
|
|
|
|
|
hyl gm force sec2/m
|
|
|
|
|
hz /sec
|
|
|
|
|
imaginarycubicfoot 1.4 ft3
|
|
|
|
|
jeroboam 4|5 gal
|
|
|
|
|
karat 1|24
|
|
|
|
|
key kg
|
|
|
|
|
khz 1e+3 /sec
|
|
|
|
|
kilderkin 18 gal
|
|
|
|
|
knot nmile/hr
|
|
|
|
|
lambert cd/pi-cm2
|
|
|
|
|
langley cal/cm2
|
|
|
|
|
last 80 bu
|
|
|
|
|
league 3 mi
|
|
|
|
|
lightyear c-yr
|
|
|
|
|
line 1|12 in
|
|
|
|
|
link 66|100 ft
|
|
|
|
|
longhundredweight 112 lb
|
|
|
|
|
longquarter 28 lb
|
|
|
|
|
lusec 1e-6 mm-hg m3/s
|
2001-05-12 21:21:38 +00:00
|
|
|
m_earth 5.97223e24 kg
|
|
|
|
|
m_moon 7.34e22 kg
|
|
|
|
|
m_sun 1.98843e30 kg
|
1996-06-08 03:43:43 +00:00
|
|
|
mach 331.46 m/sec
|
|
|
|
|
magnum 2 qt
|
|
|
|
|
marineleague 3 nmile
|
|
|
|
|
maxwell 1e-8 weber
|
|
|
|
|
metriccarat 200 mg
|
|
|
|
|
mgd megagal/day
|
|
|
|
|
mh millihenry
|
|
|
|
|
mhz 1e+6 /sec
|
|
|
|
|
mil 1e-3 in
|
2001-01-16 10:07:04 +00:00
|
|
|
millennium 1000 year
|
1996-06-08 03:43:43 +00:00
|
|
|
minersinch 1.5 ft3/min
|
|
|
|
|
minim 1|60 fldr
|
|
|
|
|
mo month
|
|
|
|
|
mpg mile/gal
|
|
|
|
|
mph mile/hr
|
|
|
|
|
nail 1|16 yd
|
|
|
|
|
nauticalmile nmile
|
|
|
|
|
nit cd/m2
|
|
|
|
|
noggin 1|8 qt
|
|
|
|
|
nox 1e-3 lux
|
|
|
|
|
oersted 2.5e+2 pi-amp/m
|
|
|
|
|
oe oersted
|
|
|
|
|
pace 36 in
|
|
|
|
|
palm 3 in
|
|
|
|
|
parasang 3.5 mi
|
|
|
|
|
parsec au-radian/arcsec
|
|
|
|
|
pascal nt/m2
|
|
|
|
|
pc parsec
|
|
|
|
|
pennyweight 1|20 oz
|
|
|
|
|
pwt pennyweight
|
|
|
|
|
percent %
|
|
|
|
|
perch rd
|
|
|
|
|
pf picofarad
|
|
|
|
|
phot lumen/cm2
|
|
|
|
|
pica 1|6 in
|
|
|
|
|
pieze 1e+3 nt/m2
|
|
|
|
|
pipe 4 barrel
|
|
|
|
|
point 1|72 in
|
|
|
|
|
poise gm/cm-sec
|
|
|
|
|
pole rd
|
|
|
|
|
poundal ft-lb/sec2
|
|
|
|
|
pdl poundal
|
|
|
|
|
proof 1|200
|
|
|
|
|
psi lb-g/in2
|
|
|
|
|
quarter 9 in
|
|
|
|
|
quartersection 1|4 mi2
|
|
|
|
|
quintal 100 kg
|
|
|
|
|
quire 25
|
|
|
|
|
rad 100 erg/gm
|
|
|
|
|
ream 500
|
|
|
|
|
registerton 100 ft3
|
|
|
|
|
rehoboam 156 floz
|
|
|
|
|
rhe 10 m2/nt-sec
|
|
|
|
|
rontgen 2.58e-4 curie/kg
|
|
|
|
|
rood 1.21e+3 yd
|
|
|
|
|
rope 20 ft
|
|
|
|
|
rutherford 1e+6 /sec
|
|
|
|
|
rydberg 1.36054e+1 ev
|
|
|
|
|
sabin 1 ft2
|
|
|
|
|
sack 3 bu
|
|
|
|
|
seam 8 bu
|
|
|
|
|
section mi2
|
|
|
|
|
shippington 40 ft3
|
|
|
|
|
shorthundredweight 100 lb
|
|
|
|
|
shortquarter 25 lb
|
|
|
|
|
siemens /ohm
|
|
|
|
|
sigma microsec
|
|
|
|
|
skein 120 yd
|
|
|
|
|
skot 1e-3 apostilb
|
|
|
|
|
slug lb-g-sec2/ft
|
|
|
|
|
span 9 in
|
|
|
|
|
spat 4 pi sr
|
|
|
|
|
spindle 14400 yd
|
|
|
|
|
square 100 ft2
|
|
|
|
|
stere m3
|
|
|
|
|
sthene 1e+3 nt
|
|
|
|
|
stilb cd/cm2
|
|
|
|
|
stoke 1e-4 m2/sec
|
|
|
|
|
stone 14 lb
|
|
|
|
|
strike 2 bu
|
|
|
|
|
surveyfoot british-ft
|
|
|
|
|
surveyyard 3 surveyfoot
|
|
|
|
|
surveyorschain 66 ft
|
|
|
|
|
surveyorslink 66|100 ft
|
|
|
|
|
tablespoon 4 fldr
|
2001-12-18 11:25:58 +00:00
|
|
|
tbl tablespoon
|
|
|
|
|
tbsp tablespoon
|
1996-06-08 03:43:43 +00:00
|
|
|
teaspoon 4|3 fldr
|
|
|
|
|
tesla weber/m2
|
|
|
|
|
therm 1e+5 btu
|
|
|
|
|
thermie 1e+6 cal
|
|
|
|
|
timberfoot ft3
|
|
|
|
|
tnt 4.6e+6 m2/sec2
|
|
|
|
|
tonne 1e+6 gm
|
|
|
|
|
torr mm hg
|
|
|
|
|
township 36 mi2
|
2001-12-18 11:25:58 +00:00
|
|
|
tsp teaspoon
|
1996-06-08 03:43:43 +00:00
|
|
|
tun 8 barrel
|
|
|
|
|
water gram g / cc
|
|
|
|
|
wey 40 bu
|
|
|
|
|
weymass 252 lb
|
|
|
|
|
Xunit 1.00202e-13 m
|
|
|
|
|
k 1.38047e-16 erg/degC
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
degC K
|
|
|
|
|
kelvin K
|
|
|
|
|
brewster 1e-12 m2/newton
|
|
|
|
|
degF 5|9 degC
|
|
|
|
|
degreesrankine degF
|
|
|
|
|
degrankine degreesrankine
|
|
|
|
|
degreerankine degF
|
|
|
|
|
degreaumur 10|8 degC
|
|
|
|
|
drachm 60 grain
|
|
|
|
|
poncelet 100 kg m g / sec
|
|
|
|
|
denier .05|450 gram / m
|
|
|
|
|
tex .001 gram / m
|
|
|
|
|
englishell 45 inch
|
|
|
|
|
scottishell 37.2 inch
|
|
|
|
|
flemishell 27 inch
|
|
|
|
|
planck 6.626e-34 joule-sec
|
|
|
|
|
hbar 1.055e-34 joule-sec
|
|
|
|
|
electronmass 9.1095e-31 kg
|
|
|
|
|
protonmass 1.6726e-27 kg
|
|
|
|
|
neutronmass 1.6606e-27 kg
|
|
|
|
|
V volt
|
|
|
|
|
eV e V
|
|
|
|
|
bohrradius hbar2-C2/8.988e9 N m2-e2-electronmass
|
|
|
|
|
becquerel 1|3.7e10 curie
|
|
|
|
|
fresnel 1e12 hertz
|
|
|
|
|
statcoul 1|2.99792458e9 coul
|
|
|
|
|
statamp 1|2.99792458e9 amp
|
|
|
|
|
statvolt 2.99792458e2 volt
|
|
|
|
|
statcoulomb statcoul
|
|
|
|
|
statampere statamp
|
|
|
|
|
debye 3.336e-30 coul-m
|
|
|
|
|
pulsatance 2 pi/sec
|
|
|
|
|
rpm rev/minute
|
|
|
|
|
rps rev/sec
|
|
|
|
|
kilohm kiloohm
|
|
|
|
|
megohm megaohm
|
|
|
|
|
siderealyear 365.256360417 day
|
|
|
|
|
siderealday 23.934469444 hour
|
|
|
|
|
siderealhour 1|24 sidereal day
|
|
|
|
|
lunarmonth 29.5305555 day
|
|
|
|
|
synodicmonth lunarmonth
|
|
|
|
|
siderealmonth 27.32152777 day
|
|
|
|
|
tropicalyear year
|
|
|
|
|
solaryear year
|
|
|
|
|
lunaryear 12 lunarmonth
|
|
|
|
|
cran 37.5 brgallon
|
|
|
|
|
kip 1000 lbf
|
|
|
|
|
frenchfoot 16|15 ft
|
|
|
|
|
frenchfeet frenchfoot
|
|
|
|
|
toise 6 frenchfeet
|
|
|
|
|
sievert 8.4 rontgen
|
|
|
|
|
candle 1.02 candela
|
|
|
|
|
militarypace 2.5 feet
|
|
|
|
|
metre meter
|
|
|
|
|
litre liter
|
|
|
|
|
gramme gram
|
|
|
|
|
iudiptheria 62.8 microgram
|
|
|
|
|
iupenicillin .6 microgram
|
|
|
|
|
iuinsulin 41.67 microgram
|
|
|
|
|
cottonyarncount 2520 ft/pound
|
|
|
|
|
linenyarncount 900 ft/pound
|
|
|
|
|
worstedyarncount 1680 ft/pound
|
|
|
|
|
metricyarncount meter/gram
|
|
|
|
|
jewlerspoint 2 milligram
|
|
|
|
|
|
