Acme-Tools
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inches => 0.0254,
ft => 0.0254*12, #0.3048 m
feet => 0.0254*12, #0.3048 m
yd => 0.0254*12*3, #0.9144 m
yard => 0.0254*12*3, #0.9144 m
yards => 0.0254*12*3, #0.9144 m
fathom => 0.0254*12*3*2, #1.8288 m
fathoms => 0.0254*12*3*2, #1.8288 m
chain => 0.0254*12*3*22, #20.1168 m
chains => 0.0254*12*3*22, #20.1168 m
furlong => 0.0254*12*3*22*10, #201.168 m
furlongs=> 0.0254*12*3*22*10, #201.168 m
mi => 0.0254*12*3*22*10*8, #1609.344 m
mile => 0.0254*12*3*22*10*8, #1609.344 m
miles => 0.0254*12*3*22*10*8,
league => 0.0254*12*3*22*10*8*3, #4828.032 m
leagues => 0.0254*12*3*22*10*8*3, #4828.032 m
yard_imp => 0.914398416,
yard_imperical => 0.914398416,
NM => 1852, #nautical mile
nmi => 1852, #nautical mile
'nautical mile' => 1852,
'nautical miles' => 1852,
micron => 1e-6,
microns => 1e-6,
micrometre => 1e-6,
micrometres => 1e-6,
'Ã…' => 1e-10,
'ångstrøm' => 1e-10,
'angstrom' => 1e-10,
fm => 1e-15,
fermi => 1e-15, #in honour of Enrico Fermi
fermis => 1e-15, #in honour of Enrico Fermi
femtometer => 1e-15, #derived from "femten" (=fifteen in Norwegian and Danish)
femtometre => 1e-15,
femtometers => 1e-15, #derived from "femten" (=fifteen in Norwegian and Danish)
femtometres => 1e-15,
attometer => 1e-18, #derived from "atten/atton" (=eighteen)
attometre => 1e-18,
attometers => 1e-18, #derived from "atten/atton" (=eighteen)
attometres => 1e-18,
ly => 299792458*3600*24*365.25,
lightyear => 299792458*3600*24*365.25, # = 9460730472580800 by def
ls => 299792458, #light-second
au => 149597870700, # by def: meters earth to sun
astronomical_unit => 149597870700,
'astronomical unit' => 149597870700,
pc => 149597870700*648000/$PI, #3.0857e16 = 3.26156 ly
_pc => 149597870700*648000/$PI,
parsec => 149597870700*648000/$PI,
attoparsec => 149597870700*648000/$PI/1e18,
apc => 149597870700*648000/$PI/1e18,
planck => 1.61619997e-35, #planck length
#Norwegian (old) lengths:
tomme => 0.0254,
tommer => 0.0254,
fot => 0.0254*12, #0.3048m
alen => 0.0254*12*2, #0.6096m
favn => 0.0254*12*2*3, #1.8288m
kvart => 0.0254*12*2/4, #0.1524m a quarter alen
#--https://upload.wikimedia.org/wikipedia/commons/e/eb/English_length_units_graph.svg
twip => 0.0254 / 6 / 12 / 20,
point => 0.0254 / 6 / 12,
pica => 0.0254 / 6,
line => 0.0254 / 12,
thou => 0.0254 / 1000,
barleycorn => 0.0254 / 3,
poppyseed => 0.0254 / 3 / 4,
finger => 0.0254 / 6 / 12 * 63,
palm => 0.0254 * 3,
digit => 0.0254 * 3 / 4,
nail => 0.0254 * 3 / 4 * 3,
rack => 0.0254 * 1.75,
stick => 0.0254 * 2,
hand => 0.0254 * 2 * 2,
foot => 0.0254 * 2 * 2 * 3,
shaftment => 0.0254 * 3 * 2,
span => 0.0254 * 3 * 3,
ell => 0.0254 * 3 * 3 * 5,
pace => 0.0254 * 3 * 2 * 5,
step => 0.0254 * 3 * 2 * 5,
cubit => 0.0254 * 3 * 2 * 3,
rod => 0.0254 * 3 * 2 * 3 * 11,
link => 0.0254 * 3 * 2 * 3 * 11 / 25,
yard => 0.0254 * 2 * 2 * 3 * 3,
grade => 0.0254 * 3 * 2 * 5 * 2,
rope => 0.0254 * 3 * 2 * 5 * 2 * 4,
skein => 0.0254 * 3 * 3 * 5 * 96, # 96 ell
fathom => 0.0254 * 2 * 2 * 3 * 3 * 2, # 2 yard
spindle => 0.0254 * 3 * 3 * 5 * 96 * 120, # 120 skein
gunter_chain => 0.0254 * 2 * 2 * 3 * 3 * 2 * 11, # 11 fathom
ramsden_chain => 0.0254 * 3 * 2 * 5 * 2 * 4 * 5, # 5 rope
shackle => 0.0254 * 2 * 2 * 3 * 3 * 2 * 15, # 15 fathom
cable => 0.0254 * 2 * 2 * 3 * 3 * 2 * 100, # 100 fathom
furlong => 0.0254 * 2 * 2 * 3 * 3 * 2 * 11 * 10, # 10 gunter_chain, 220 yard
roman_mile => 0.0254 * 3 * 2 * 5 * 2 * 4 * 5 * 50, # 50 ramsden_chain
statute_mile => 0.0254 * 2 * 2 * 3 * 3 * 2 * 11 * 10 * 8, # 8 furlong
nautic_mile => 0.0254 * 2 * 2 * 3 * 3 * 2 * 100 * 10, # 10 cable
league => 0.0254 * 2 * 2 * 3 * 3 * 2 * 100 * 10 * 5, # 5 nautic_mile
siriometer => 149597870700*1e6, # 1 million astronomical units
},
mass =>{ #https://en.wikipedia.org/wiki/Unit_conversion#Mass
g => 1,
_g => 1,
gram => 1,
grams => 1,
kilo => 1000,
kilos => 1000,
t => 1000000,
tonn => 1000000,
tonne => 1000000,
tonnes => 1000000,
seer => 933.1, # ~14400 grains (if 933.104304), India, Aden, Saudi-Arabia
maund => 37320, # avg of Indias different mauds, ~ 40 x seer
lb => 453.59237, # ~453g
lbs => 453.59237,
lbm => 453.59237,
lb_av => 453.59237,
lb_t => 373.2417216,
lb_troy => 373.2417216, # 5760 grains = 453.59237*144/175
pound => 453.59237, # 7000 grains
( run in 1.733 second using v1.01-cache-2.11-cpan-b16cb0d3907 )