#
# Unit defintions
-# 10 March 1998 M-J. Dominus (mjd-perl-units-id-iut+buobvyy+@plover.com).
+# 18 May 2001 M-J. Dominus <mjd-perl-units+@plover.com>.
# This file is in the PUBLIC DOMAIN.
# All rights abandoned.
#
# If you discover definitions of units that do not appear in this
-# file, you are invited to mail them to mjd@pobox.com, so that I can
-# include them in a future version. Please include the date of this
-# file, 3 March 1996, with all such submissions.
+# file, you are invited to mail them to mjd-perl-units+@plover.com, so
+# that I can include them in a future version. Please include the
+# date of this file, 18 May 2001, with all such submissions.
# If a unit is defined as `***', that means
# it has no definition because it is a fundamental unit.
+# http://perl.plover.com/units/unittab
+
# Fundamental units:
# Seven instrinsic SI units:
gram ***
-metre ***
+meter ***
+# Tim Riker <Tim@Rikers.org> adds metre alias
+metre meter
second ***
ampere ***
candela ***
dB decibel
# LENGTH
-m metre
-km kilometre
-cm centimetre
-mm millimetre
-micron micrometre
+m meter
+km kilometer
+cm centimeter
+mm millimeter
+micron micrometer
inch 2.54 cm # This is the official definition and is exact
+mil milliinch
in inch
+barleycorn 1/3 inch # Tim Riker <Tim@Rikers.org
inches inch # plural
foot 12 inch
ft foot
yd yard
mile 5280 feet
mi mile
-nautical 1.151 # For `nautical mile'
+#nautical 1.151 # For `nautical mile'
+nautical 1.150779447892
+statute 1
+# pilots need this :)
+nm 1 nautical mile
+sm 1 statute mile
parsec 1.91615e13 mi
+#parsec 3.08568025e16 m # better?
# light year will be implied by `year' and `light' below
fathom 6 ft
cable 120 fathoms
pica 12 pt
didot 1238|1157 pt
dd didot
-cicero 12dd # TeX likes to abbreviate this to cc, but cc is cubic centimetre
+cicero 12dd # TeX likes to abbreviate this to cc, but cc is cubic centimeter
scaledpoint 1|65536 pt # Internal to TeX
sp scaledpoint
acre chain furlong # Now you know why an acre is the size it is
rood 1|4 acre
township 36 mi2 # Who uses these?
-barn (1.0E-12 centimetre)2 # Particle physics
+barn (1.0E-12 centimeter)2 # Particle physics
board 144 in3/ft # Implies `board feet'
# VOLUME
cc cm3
-litre (decimetre)3
-ml millilitre
+liter (decimeter)3
+ml milliliter
stere m3
floz 29.573 ml # `floz' means `fluid ounce', which is different
# from `ounce', which is a measurement of mass.
minim 1|60 fldram
cup 8 floz
cu cup
-gill 1|2 cup
+gill 1|2 cup
pint two cups
quart two pints
pottle two quarts # Yup!
firkin 9 gal # American firkin, not British firkin
perch 24.75 ft3 # Masonry
puncheon 84 gal
+# Following units contributed 20011217 Thomas R Wyant III
+fifth 1|5 gallon
+magnum 2.5 fifth
+jeroboam 4 fifth
+rehoboam 7.5 fifth
+methuselah 10 fifth
+shalmanazar 14 fifth
+balthazar 20 fifth
+nebuchadnezzar 25 fifth
# Delightful British liquid volumes; they all begin with `brit'.
britfloz 28.41225 ml
britquart 2 britpint
britqt britquart
britgallon 4 britquart
-britgal britgallon
+britgal britgallon
britpeck 2 britgal
-britfirkin 9 britgal
+britfirkin 9 britgal
britkilderkin two britfirkins
kilderkin britkilderkin # kilderkin is British only
britbucket 4 britgal # That's `britbucket,' not `bit bucket'.
bucket britbucket # Buckets are brit only.
-britlast 2909.414 litres
+britlast 2909.414 liters
last britlast
# Dry volume
bushel 4 pecks
bu bushel
seam 8bu
-bag 3bu
-
-
-imperial 1.201 # For `imperial pint,' etc.
+bag 3bu
+imperial 1.201 # For `imperial pint,' etc.
# MASS (also WEIGHT)
#
# To avoid confusing the end user, we will pretend that `pound' is
-# a unit of mass, interconvertible with `grams'. If you want
-# pounds of force, see `lbf,' below. In this section, `pound'
+# a unit of mass, interconvertible with `grams'. If you want
+# pounds of force, see `lbf,' below. In this section, `pound'
# really means `mass of an object that weighs one-pound at the surface
# of the Earth.' That is, in this program, `slug' has its usual
# meaning, and `pound' is synonymous aith `slug'.
oz ounce
pound 16 oz
lb pound
-slug lb
+slug lb
hundredweight 112 lb # This is the `long' hundredweight, analagous to
# the long ton. There is also a `short' hundredwight,
# but it's just a hectlb, so I put this one in instead.
-cwt hundredweight
+cwt hundredweight
quarter 5 cwts
longton 20 cwt
-ton longton
+#ton longton # use shortton my default Tim Riker <Tim@Rikers.org>
short 100|112 # Convert long tons, cwts, and quarters to short.
-shortton short ton
+shortton short longton
+ton short longton # the american ton, see metriton and longton
stone 14 lb
cental 100 lb
wey 252 lb
apothounce 480 grains
apothoz apothounce
apothpound 12 apothoz
-apothlb apothpound
+apothlb apothpound
# Troy measures (for gold and precious stones)
pennyweight 24 grains
troyoz 480 grains # We can't define `troy' as a constant,
hr hour
day 24 hrs
dy day # This will denote mean solar days
-siderealday 0.99726957 dys
+siderealday 0.99726957 dys
week 7 days
wk week
month 30 days
K Kelvin
Rankine 5|9 K # This is a very funny unit
Ra Rankine
-### TODO: allow addition aswell.
-#celsius Celsius
-#C Celsius
-#Celsius K+273.1
-#farenheit Farenheit
-#F Farenheit
# Amount of substance
mol mole
# which, if maintained in two straight parallel conductors of infinite
# length, of negligible circular cross-section, and placed 1m apart in
# vacuum, would produce between these conductors a force equal to 2e-7
-# newtons per metre of length.
+# newtons per meter of length.
Ampere ampere
amp ampere
abampere 10 amps
coul Coulomb
C Coulomb
electron 1.60217733e-19 C # Charge on the electron; implies electron-volts
-e electron
+e electron
abcoulomb 10C
statcoulomb 3.335635e-11 abcoulomb
Newton kg m/s2
newton Newton
N newton
-Nm newton-metre
dyne g cm/s2
grav 9.8 m/s2 # Acceleration due to gravity
gee grav
-# Actually the accleration varies with altitude and latitude,
+# Actually the accleration varies with altitude and latitude,
# from 9.78039 m/s2 at the equator to 9.83217 m/s2 at the poles.
# This mean value corresponds to a latitude of about 38 degrees.
lbf lb grav
Pascal N/m2
pascal Pascal
Pa pascal
-hPa hectopascal
-atmosphere 1.01325 N/m2 # NIST 1990301 EXACT
+atmosphere 101325 N/m2 # NIST 20010518 EXACT
atm atmosphere
bar megadyne/cm2 # Implies `millibars'
-psi pound/inch/sec2
mercury 1|760 atm/mm # Implies `mm mercury' and `inches mercury'
hg mercury
torricelli mm hg
air 6.6083e-5 atm/foot # At 60 deg.F; Implies `feet air'
# Work and energy
-Joule newton-metre
+Joule newton-meter
joule Joule
J joule
-kJ kilojoule
footpound ft-lbf # foot-pound won't work, because `pound' is a mass
calorie 4.186 J
cal calorie
Watt J/sec
watt Watt
W Watt
-kW kiloWatt
-MW megaWatt
horsepower 550 ft-lbf/s
# Electric potential
Mx Maxwell
Gauss 1.0e-4 T
gauss Gauss
-# We won't use G for Gauss because it is more important to
+# We won't use G for Gauss because it is more important to
# use it for the universal gravitational constant
# Capacitance
Gev gigaeV
Tev teraeV
energy c2 # You can ask for `1 gram energy' and get
- # the amount of energy equivalent to
+ # the amount of energy equivalent to
# 1 gram according to e=mc2.
# Check: 1amu energy == 931.16 Mev?
Franklin (10/c) C cm/sec
plancktime 5.39056e-44 sec
# Let's reserve `Planck' for a while longer until I can decide if
# they'd be useful in `planck time' etc.
-permeability 4*pi*1.0e-7 H/m # Magnetic permeability of vacuum constant
-permittivity 8.854187817e-12 F/m # Electric permittivity of vacuum constant
+permeability 4*pi*1.0e-7 H/m # Magnetic permeability of vacuum constant
+permittivity 8.854187817e-12 F/m # Electric permittivity of vacuum constant
protonmass 1.6726231e-27 kg
neutronmass 1.6749286e-27 kg
-electronmass 9.1093897e-31 kg
+electronmass 9.1093897e-31 kg
finestructure 7.29735308e-3 # Rl
# Electron charge is up above under `electrostatic'.
# There's no reason to get too obscure here because if someone wants
rad radian
circle 2 pi radians
revolution circle # For revolutions / sec
-rev revolution
+rev revolution
rpm revolutions per minute
quadrant 1|4 circle
degree 1|360 circle
# INFORMATION
byte 8 bits
+nybble half byte
kbyte 1024 bytes # `kilobyte' means 1000 bytes
# Don't use `K'; that's for Kelvins.
kb kbyte
hapenny half penny
twopence two pence
tuppence two pence
+thruppence 3 pence
+threepence 3 pence
+sixpence 6 pence
crown 5 shillings # Implies `half crown'
guinea 21 shillings
florin 2 shillings
+# 18th century French coinage. References:
+# http://home.nordnet.fr/~jlmorel/mesures.html and reverse-engineered
+# from The Three Musketeers
+# 20011227 Thomas R Wyant III
+livre franc ### 3 Musketeers has francs!
+ ### Now, you too can convert Louis d'Or to U.S. Dollars!
+sou 1|20 livre
+crown 3 livres # It's ecu in French, not to be confused with ECU.
+pistole 10 livres
+double 2 # 3 Musketeers refers to double pistoles, so ...
+louis 24 livres
+### Now if only I had good definitions for reals and doubloons ...
+
+
# For `register tons'
register 100 ft3/ton
registerton register ton
projects / infobot.git / blobdiff