/
/ Copyright 2002 Sun Microsystems, Inc. All rights reserved.
/ Use is subject to license terms.
/
/ Copyright (c) 1980 Regents of the University of California.
/ All rights reserved. The Berkeley Software License Agreement
/ specifies the terms and conditions for redistribution.
/
/ ident "%Z%%M% %I% %E% SMI"
/ dimensions
m *a*
kg *b*
sec *c*
coul *d*
candela *e*
dollar *f*
radian *g*
bit *h*
erlang *i*
degC *j*
/ Authoritative places to get updated values:
/ Less authoritative but very useful for non-SI units is
/ constants
fuzz 1
pi 3.14159265358979323846 fuzz
/ speed of light in a vacuum
c 2.99792458+8 m/sec
/ standard acceleration due to gravity
g 9.80665 m/sec2
/ Astronomical Unit
au 1.4959787069+11 m fuzz
/ Avagadro's number
mole 6.022137+23 fuzz
/ charge on an electron
e 1.6021773-19 coul fuzz
/ covert mass to energy (e.g., you have: kilogram energy you want: megaton tnt)
energy c2
/ convert mass to weight (e.g., use "lb-force" to get a pound of force)
force g
/ density of mercury expressed as weight/volume)
mercury 1.33322+5 kg/m2-sec2
hg mercury
/ dimensionless
degree 1|180 pi-radian
circle 2 pi-radian
turn 2 pi-radian
grade .9 degree
arcdeg 1 degree
arcmin 1|60 arcdeg
ccs 1|36 erlang
arcsec 1|60 arcmin
steradian radian2
sphere 4 pi-steradian
sr steradian
/ Time
second sec
s sec
minute 60 sec
min minute
hour 60 min
hr hour
day 24 hr
da day
week 7 day
/ Mean tropical year in the year 2000. This decreases by .00000615 per century.
year 365.2421896698 day fuzz
yr year
month 1|12 year
ms millisec
us microsec
/ Mass
gram millikg
gm gram
mg milligram
metricton kilokg
/ Avoirdupois
lb .45359237 kg
lbf lb g
ounce 1|16 lb
oz ounce
dram 1|16 oz
dr dram
grain 1|7000 lb
gr grain
shortton 2000 lb
ton shortton
longton 2240 lb
/ Apothecary
scruple 20 grain
apdram 60 grain
apounce 480 grain
appound 5760 grain
/ Length
meter m
metre m
cm centimeter
mm millimeter
km kilometer
nm nanometer
micron micrometer
angstrom decinanometer
inch 2.54 cm
in inch
foot 12 in
feet foot
ft foot
yard 3 ft
yd yard
rod 5.5 yd
rd rod
mile 5280 ft
mi mile
british 1200|3937 m/ft
nmile 1852m
acre 4840 yd2
cc cm3
liter kilocc
litre liter
ml milliliter
/ US Liquid
gallon 231 in3
imperial 1.20095
gal gallon
quart 1|4 gal
qt quart
pint 1|2 qt
pt pint
floz 1|16 pt
fldr 1|8 floz
/ US Dry
dry 268.8025 in3/gallon
peck 8 dry-quart
pk peck
bushel 4 peck
bu bushel
/ British
brgallon 4.54609 litre
brquart 1|4 brgallon
brpint 1|2 brquart
brgill 1|4 brpint
brfloz 1|20 brpint
brpeck 9.09218 litre
brbushel 4 brpeck
/ Energy Work
newton kg-m/sec2
nt newton
joule nt-m
/ There are 5 different small calories. The one used here is the "IT
/ calorie". The "USA calorie" or "thermochemical calorie" is 4.184 joule
/ (exact). The "calorie at 15 deg C" is 4.1855 joule fuzz. The "calorie
/ at 20 deg C" is 4.1819 joule fuzz. The "mean calorie" is 4.19002 joule
/ fuzz. The large Calorie is a thousand of (one of) these calories.
cal 4.1868 joule
/ Electrical
coulomb coul
ampere coul/sec
amp ampere
watt joule/sec
volt watt/amp
ohm volt/amp
mho /ohm
farad coul/volt
henry sec2/farad
weber volt-sec
/ Light & Radiation
cd candela
lumen cd sr
lux cd sr/m2
/ actual radiation dose
gray joule/kg
/ effective radiation dose
sievert joule/kg
/ Temperature
kelvin degC
rankine 5|9 kelvin
degF rankine
/ note that degF and degC are suitable for converting temperature intervals,
/ but not actual temperatures on the Fahrenheit and Celsius scales.
/ Money
/ epoch May 22, 1998
/ floating rates from Los Angeles Times
/ fixed rates from http://dylee.keel.econ.ship.edu/intntl/intfin/currencies.htm
/ Currencies pegged by the country to another currency are shown exactly
/ (of course, they are still subject to change). Others are shown as "fuzz".
$ dollar
argentinapeso 1.0000 $
australiadollar 0.6297 $ fuzz
brazilreal 0.8705 $ fuzz
britainpound 1.6327 $ fuzz
canadadollar 0.9899 $ fuzz
chilepeso 0.002204 $ fuzz
chinayuanrenminbi 0.1208 $ fuzz
colombiapeso 0.000719 $ fuzz
czechkoruna 0.0308 $ fuzz
denmarkkrone 1.491 $ fuzz
dominicanrepublicpeso 0.0664 $ fuzz
equadorsucre 0.000196 $ fuzz
egyptpound 0.2927 $ fuzz
hongkongdollar 1|7.73 $
hungaryforint 1|211.02 $ fuzz
indiarupee 0.0247 $ fuzz
indonesiarupiah 1|11050 $ fuzz
iranrial 0.000333 $ fuzz
iraqdinar 1|.3109 $
israelnewshekel 0.2743 $ fuzz
israelshekel .001 israelnewshekel
israelpound .1 israelshekel
japanyen 0.007419 $ fuzz
jordandinar 1.4134 $ fuzz
lebanonpound 1|1519.5 $ fuzz
malaysiaringgit 0.2654 $ fuzz
malaysiadollar malaysiaringgit
mexicopeso 0.115781 $ fuzz
newzealanddollar 0.5338 $ fuzz
norwaykrone 0.1342 $ fuzz
pakistanrupee 0.0229 $ fuzz
perusol 0.3532 $ fuzz
perunewsol perusol
philippinespeso 0.0258 $ fuzz
polandnewzloty 0.2882 $ fuzz
russiaruble 0.1624 $ fuzz
saudiarabiariyal 0.2667 $ fuzz
singaporedollar 0.6109 $ fuzz
slovakiakoruna 0.0293 $ fuzz
southafricarand 0.1968 $ fuzz
southkoreawon 0.00072 $ fuzz
swedenkrona 0.1302 $ fuzz
switzerlandfranc 0.6841 $ fuzz
taiwannewdollar 0.0298 $ fuzz
thailandbaht 0.02541 $ fuzz
turkeylira 1|253780 $ fuzz
uaedirham 0.2724 $ fuzz
uruguaypeso 0.0966 $ fuzz
venezuelabolivar 1|535.5 $ fuzz
/ The euro and currencies tied to it.
/ euro to $ as of 16 Jan 2002.
euro 0.8834 $ fuzz
austriaschilling 1|13.7603 euro
belgiumfranc 1|40.3399 euro
finlandmarkka 1|5.94573 euro
francefranc 1|6.55957 euro
germanymark 1|1.95583 euro
greecedrachma 1|340.750 euro
irelandpound 1|.787564 euro
italylira 1|1936.27 euro
luxembourgfranc 1|40.3399 euro
netherlandsguilder 1|2.20371 euro
portugalescudo 1|200.482 euro
spainpeseta 1|166.386 euro
mark germanymark
bolivar venezuelabolivar
peseta spainpeseta
rand southafricarand
escudo portugalescudo
sol perusol
guilder netherlandsguilder
peso mexicopeso
yen japanyen
lira italylira
dinar iraqdinar
rial iranrial
rupee indiarupee
drachma greecedrachma
franc francefranc
markka finlandmarkka
sucre equadorsucre
pound britainpound
poundsterling britainpound
/ cruzeiro brazilcruzeiro
/ PDP-11
baud bit/sec
byte 8 bit
word 2 byte
block 512 byte
K 1024 word
tc 578 block
rktrack 12 block
rkcylinder 2 rktrack
rk 203 rkcylinder
rptrack 10 block
rpcylinder 20 rptracks
rp 406 rpcylinder
rftrack 8 block
rfshoe 8 rftrack
rfdisk 16 rfshoe
rf 2 rfdisk
/ Trivia
% 1|100
admiraltyknot 6080 ft/hr
apostilb cd/pi-m2
are 1+2 m2
arpentcan 27.52 mi
arpentlin 191.835 ft
astronomicalunit au
atmosphere 1.01325+5 nt/m2
atm atmosphere
atomicmassunit gm/mole
amu atomicmassunit
bag 94 lb
bakersdozen 13
bar 1+5 nt/m2
barie 1-1 nt/m2
barleycorn 1|3 in
barn 1-28 m2
barrel 42 gal
barye 1-1 nt/m2
/ radiation activity
becquerel /sec
bev 1+9 e-volt
biot 10 amp
blondel cd/pi-m2
boardfoot 144 in3
bolt 40 yd
boltzmann 1.38066-23 joule/degC fuzz
k boltzmann
bottommeasure 1|40 in
britishthermalunit cal lb-degF/gm-degC
btu britishthermalunit
refrigeration 12000 btu/ton-hour
buck dollar
cable 720 ft
caliber 1-2 in
calorie cal
carat 205 mg
cent centidollar
cental 100 lb
centesimalminute 1-2 grade
centesimalsecond 1-4 grade
century 100 year
cfs ft3/sec
chain 66 ft
circularinch 1|4 pi-in2
circularmil 1-6|4 pi-in2
clusec 1-8 mm-hg m3/s
coomb 4 bu
cord 128 ft3
cordfoot cord
crith 9.06-2 gm
cubit 18 in
cup 1|2 pt
curie 3.7+10 /sec
dalton amu
decade 10 yr
dioptre /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 9.652+4 coul
fathom 6 ft
fermi 1-15 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 3.33564-10 coul
frigorie kilocal
furlong 220 yd
/ Universal Gravitational Constant
G 6.673-11 m3/kg-sec2 fuzz
galileo 1-2 m/sec2
gamma 1-9 weber/m2
gauss 1-4 weber/m2
geodeticfoot british-ft
geographicalmile 1852 m
gilbert 7.95775-1 amp
gill 1|4 pt
gross 144
gunterschain 22 yd
hand 4 in
/ Planck's constant
hbar 1.054573-34 joule-sec fuzz
h 2 pi hbar
hectare 1+4 m2
hefnercandle .92 cd
hertz /sec
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
/ radio intensity
jansky 1-26 watt/m2-hz
jeroboam 4|5 gal
karat 1|24
kcal kilocal
kcalorie kilocal
kev 1+3 e-volt
key kg
khz 1+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 1-6 mm-hg m3/s
mach 331.46 m/sec
magnum 2 qt
marineleague 3 nmile
maxwell 1-8 weber
metriccarat 200 mg
mev 1+6 e-volt
mgd megagal/day
mh millihenry
mhz 1+6 /sec
mil 1-3 in
millenium 1000 year
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 1-3 lux
ns nanosec
oersted 2.5+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
percent %
perch rd
pf picofarad
phot lumen/cm2
pica 1|6 in
pieze 1+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
/ actual radiation dose
rad 1-2 gray
ream 500
registerton 100 ft3
rehoboam 156 floz
/ effective radiation dose
rem 1-2 sievert
rhe 10 m2/nt-sec
/ ionization power of radiation
rontgen 2.58-4 coul/kg
roentgen rontgen
rood 1.21+3 yd2
rope 20 ft
rutherford 1+6 /sec
/ This is the rydberg energy (ionization energy of hydrogen assuming infinite
/ mass nucleus). To get the "rydberg constant", use rydberg/h-c
rydberg 13.605698 ev fuzz
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 1-3 apostilb
slug lb-g-sec2/ft
span 9 in
spat 4 pi sr
spindle 14400 yd
square 100 ft2
stere m3
sthene 1+3 nt
stilb cd/cm2
stoke 1-4 m2/sec
stone 14 lb
strike 2 bu
surveyfoot british-ft
surveyorschain 66 ft
surveyorslink 66|100 ft
tablespoon 4 fldr
teaspoon 4|3 fldr
tesla weber/m2
therm 1+5 btu
thermie 1+6 cal
timberfoot ft3
tnt 4.6+6 m2/sec2
tonne 1+6 gm
torr mm hg
township 36 mi2
tun 8 barrel
water .22491|2.54 kg/m2-sec2
wey 40 bu
weymass 252 lb
Xunit 1.00202-13m