1/ $FreeBSD$ 2 3/ primitive units 4 5m !a! 6kg !b! 7sec !c! 8coul !d! 9candela !e! 10usdollar !f! 11euro !g! 12bit !h! 13erlang !i! 14K !j! 15 16/ prefixes 17 18yotta- 1e24 19zetta- 1e21 20exa- 1e18 21peta- 1e15 22tera- 1e12 23giga- 1e9 24mega- 1e6 25myria- 1e4 26kilo- 1e3 27hecto- 1e2 28deka- 1e1 29deca- deka 30deci- 1e-1 31centi- 1e-2 32milli- 1e-3 33micro- 1e-6 34nano- 1e-9 35pico- 1e-12 36femto- 1e-15 37atto- 1e-18 38zopto- 1e-21 39zepto- zopto 40yocto- 1e-24 41 42semi- .5 43demi- .5 44 45Y- yotta 46Z- zetta 47E- exa 48P- peta 49T- tera 50G- giga 51M- mega 52k- kilo 53h- hecto 54da- deka 55d- deci 56c- centi 57m- milli 58n- nano 59p- pico 60f- femto 61a- atto 62z- zopto 63y- yocto 64 65/ binary prefixes introduced in 1999 66exbi- 1152921504606846976 67pebi- 1125899906842624 68tebi- 1099511627776 69gibi- 1073741824 70mebi- 1048576 71kibi- 1024 72 73Ei- exbi 74Pi- pebi 75Ti- tebi 76Gi- gibi 77Mi- mebi 78Ki- kibi 79 80/ constants 81 82fuzz 1 83pi 3.14159265358979323846 84c 2.99792458e+8 m/sec 85g0 9.80665 m/sec2 86g g0 87bigG 6.67428e-11 m3/kg/s2 88AU 1.49597870691e+11 m fuzz 89au AU 90mole 6.0221417930e+23 fuzz 91e 1.6021917e-19 coul fuzz 92energy c2 93force g 94mercury 1.3332239e+5 kg/m2-sec2 95hg mercury 96mmHg 0.001 m hg 97#mu 4.e-7 pi-N/A2 98epsilon 1.0 /mu/c2 99alpha 0.5 mu-c-e2/planck 100planck 6.6260755e-34 joule-sec 101hbar 0.5 planck/pi 102electronmass 9.1093821545-31 kg 103protonmass 1.6726217129-27 kg 104neutronmass 1.6749272928-27 kg 105 106/ dimensionless 107 108radian .5 / pi 109degree 1|180 pi-radian 110circle 2 pi-radian 111turn 2 pi-radian 112revolution turn 113rev turn 114grade .9 degree 115arcdeg 1 degree 116arcmin 1|60 arcdeg 117ccs 1|36 erlang 118arcsec 1|60 arcmin 119 120steradian radian2 121sphere 4 pi-steradian 122sr steradian 123 124/ Time 125 126second sec 127s sec 128minute 60 sec 129min minute 130hour 60 min 131hr hour 132day 24 hr 133da day 134week 7 day 135year 365.24219879 day fuzz 136yr year 137month 1|12 year 138us microsec 139 140/ Mass 141 142gram millikg 143gm gram 144metricton kilokg 145 146/ Avoirdupois 147 148lb .45359237 kg 149pound lb 150lbf lb g 151ounce 1|16 lb 152oz ounce 153dram 1|16 oz 154dr dram 155grain 1|7000 lb 156gr grain 157shortton 2000 lb 158ton shortton 159longton 2240 lb 160 161/ Apothecary 162 163scruple 20 grain 164apdram 60 grain 165apounce 480 grain 166appound 5760 grain 167troypound appound 168 169/ Mining 170 171troyounce apounce 172troz apounce 173pennyweight 1|20 troz 174pwt pennyweight 175dwt pennyweight 176 177/ Length 178 179meter m 180micron micrometer 181angstrom decinanometer 182ao 0.25 alpha/pi/rydbergconst 183 184inch 2.54 cm 185in inch 186foot 12 in 187feet foot 188ft foot 189yard 3 ft 190yd yard 191rod 5.5 yd 192rd rod 193mile 5280 ft 194mi mile 195 196british 1200|3937 m/ft 197nmile 1852 m 198 199acre 4840 yd2 200 201cc cm3 202liter kilocc 203ml milliliter 204 205/ US Liquid 206 207gallon 231 in3 208imperial 1.20095 209gal gallon 210quart 1|4 gal 211qt quart 212pint 1|2 qt 213pt pint 214 215floz 1|16 pt 216fldr 1|8 floz 217shot 3|2 floz 218 219/ US Dry 220 221dry 268.8025 in3/gallon fuzz 222peck 8 dry-quart 223pk peck 224bushel 4 peck 225bu bushel 226chaldron 36 bushel 227 228/ British 229 230brgallon 277.420 in3 fuzz 231brquart 1|4 brgallon 232brpint 1|2 brquart 233brfloz 1|20 brpint 234brpeck 554.84 in3 fuzz 235brbushel 4 brpeck 236brhundredweight 112 lb 237 238/ Bottles 239 240bottle 750 milliliter 241/bottle fifth 242 243miniature 100 milliliter 244split 1|4 bottle 245half 1|2 bottle 246magnum 2 bottle 247jeroboam 4 bottle 248rehoboam 6 bottle 249methuselah 8 bottle 250salmanazar 12 bottle 251balthazar 16 bottle 252nebuchadnezzar 20 bottle 253sovereign 34 bottle 254 255/ Bottles - alternate names and spellings 256 257pony split 258fillette half 259tappit-hen 3 imperial 260rheoboam rehoboam 261shalmaneser salmanazar 262 263/ Russian 264berkovets 10 pood 265pood 40 funt 266funt 0.40951 kg 267lot 1|32 funt 268zolotnik 1|3 lot 269dolya 1|96 zolotnik 270rumile 7 verst 271mezhevayaverst 2 verst 272verst 1066.8 m 273sazhen 1|500 verst 274kosayasazhen 1|430.2 verst 275arshin 1|1500 verst 276/ is not exactly defined 277ruell 16.54 in 278liniya 1|10 in 279vershok 1.75 in 280pyad 7 in 281vedro 12.3 liter 282shtoff 1|10 vedro 283vinebottle 1|16 vedro 284vodkabottle 1|20 vedro 285charka 1|100 vedro 286shkalik 1|200 vedro 287desyatina_state 109.3 are 288desyatina_farmery 0.75 desyatina_state 289sqverst 104.2 desyatina_state 290sqarshin 1|21600 desyatina_state 291sqfoot 1|117600 desyatina_state 292 293/ Energy Work 294 295newton kg-m/sec2 296nt newton 297N newton 298joule nt-m 299J joule 300cal 4.1868 joule 301 302/ Electrical 303 304coulomb coul 305C coul 306ampere coul/sec 307A ampere 308amp ampere 309watt joule/sec 310W watt 311volt watt/amp 312ohm volt/amp 313mho /ohm 314farad coul/volt 315F farad 316henry sec2/farad 317H henry 318weber volt-sec 319Wb weber 320 321/ Light 322 323cd candela 324lumen cd sr 325lux cd sr/m2 326 327/ EMU currencies have constant exchange rate against Euro since 1.1.1999. 328/ See http://en.wikipedia.org/wiki/Euro for details. 329austriaschilling 1|13.7603 euro 330belgiumfranc 1|40.3399 euro 331finlandmarkka 1|5.94573 euro 332francefranc 1|6.55957 euro 333germanymark 1|1.95583 euro 334greecedrachma 1|340.750 euro 335irelandpunt 1|0.787564 euro 336italylira 1|1936.27 euro 337luxembourgfranc 1|40.3399 euro 338netherlandsguilder 1|2.20371 euro 339portugalescudo 1|200.482 euro 340spainpeseta 1|166.386 euro 341sloveniantolar 1|239.640 euro 342cypriotpound 1|0.585274 euro 343malteselira 1|0.429300 euro 344slovakkoruna 1|30.1260 euro 345 346/ These ones are pegged to the Euro 347/ See http://en.wikipedia.org/wiki/Euro for details. 348bosniaherzegovinamark 1|1.95583 euro 349bulgarianlev 1|1.95583 euro 350capeverdeanescudo 1|110.265 euro 351centralafricancfafranc 1|655.957 euro 352comorosfranc 1|491.96775 euro 353danishkrone 1|7.46038 euro 354estoniakroon 1|15.6466 euro 355lithuanianlitas 1|3.45280 euro 356pacificfrancexchange 1|0.00838 euro 357westafricancfafranc 1|655.957 euro 358 359/ These ones are pegged on the US Dollar 360/ See http://en.wikipedia.org/wiki/USD for details. 361dollar usdollar 362arubanflorin 1|1.75 usdollar 363bahamiandollar 1|1 usdollar 364bahrainidinar 1|0.376 usdollar 365barbadiandollar 1|2 usdollar 366belizedollar 1|2 usdollar 367belarusianruble 1|2135 usdollar 368bermudiandollar 1|1 usdollar 369caymanislandsdollar 1.2 usdollar 370cubanconvertiblepeso 1.08 usdollar 371djiboutianfranc 1|177.721 usdollar 372eastcaribbeandollar 1|2.7 usdollar 373eritreannakfa 1|15 usdollar 374hongkongdollar 1|7.80 usdollar 375macanesepatacas 1|1.03 hongkongdollar 376jordaniandinar 1|0.709 usdollar 377lebanesepound 1|1507.5 usdollar 378maldivianrufiyaa 1|12.8 usdollar 379netherlandsantilleanguilder 1|1.79 usdollar 380omanirial 2.6008 usdollar 381qataririyal 1|3.64 usdollar 382saudiriyal 1|3.75 usdollar 383unitedarabemiratesdirham 1|3.6725 usdollar 384 385bosniamark bosniaherzegovinamark 386cfafranc centralafricancfafranc 387cfpfranc pacificfrancexchange 388drachma greecedrachma 389escudo portugalescudo 390franc francefranc 391guilder netherlandsguilder 392herzegovinamark bosniaherzegovinamark 393hollandguilder netherlandsguilder 394lira italylira 395mark germanymark 396markka finlandmarkka 397peseta spainpeseta 398rand southafricarand 399 400/ computer 401 402baud bit/sec 403nibble 4 bit 404nybble nibble 405byte 8 bit 406word 2 byte 407block 512 byte 408kbyte 1024 byte 409megabyte 1024 kbyte 410gigabyte 1024 megabyte 411terabyte 1024 gigabyte 412petabyte 1024 terabyte 413exabyte 1024 petabyte 414zettabyte 1024 exabyte 415yottabyte 1024 zettabyte 416kilobyte kbyte 417meg megabyte 418 419 420/ Trivia 421 422% 1|100 423abampere 10 ampere 424admiraltyknot 6080 ft/hr 425apostilb cd/pi-m2 426are 1e+2 m2 427asb apostilb 428arpentcan 27.52 mi 429arpentlin 191.835 ft 430astronomicalunit au 431atmosphere 1.01325e+5 nt/m2 432atm atmosphere 433atomicmassunit 1.66053878283e-27 kg fuzz 434# year 3.15569259747e7 sec fuzz 435amu atomicmassunit 436bag 94 lb 437bakersdozen 13 438bar 1e+5 nt/m2 439barie 1e-1 nt/m2 440barleycorn 1|3 in 441barn 1e-28 m2 442oilbarrel 42 gal 443barrel oilbarrel 444barye 1e-1 nt/m2 445baryl microbar 446bev 1e+9 e-volt 447biot 10 amp 448blondel cd/pi-m2 449boardfoot 144 in3 450bolt 40 yd 451bottommeasure 1|40 in 452britishthermalunit 1.05506e+3 joule fuzz 453btu britishthermalunit 454refrigeration 12000 btu/ton-hour 455buck usdollar 456cable 720 ft 457caliber 1e-2 in 458calorie cal 459carat 205 milligram 460caratgold 1|24 461cent centidollar 462cental 100 lb 463centesimalminute 1e-2 grade 464centesimalsecond 1e-4 grade 465century 100 year 466cfs ft3/sec 467chain 66 ft 468circularinch 1|4 pi-in2 469circularmil 1e-6|4 pi-in2 470clusec 1e-8 mm-hg m3/s 471coomb 4 bu 472cord 128 ft3 473cordfoot cord 474crith 9.06e-2 gm 475cubit 18 in 476cup 1|2 pt 477curie 3.7e+10 /sec 478dalton amu 479decade 10 yr 480dioptre /m 481displacementton 35 ft3 482doppelzentner 100 kg 483dozen 12 484drop .03 cm3 485dyne cm-gm/sec2 486electronvolt e-volt 487ell 45 in 488engineerschain 100 ft 489engineerslink 100|100 ft 490equivalentfootcandle lumen/pi-ft2 491equivalentlux lumen/pi-m2 492equivalentphot cd/pi-cm2 493erg cm2-gm/sec2 494ev e-volt 495faraday 9.6485309e+4 coul 496fathom 6 ft 497fermi 1e-15 m 498fifth 4|5 qt 499fin 5 usdollar 500finger 7|8 in 501firkin 9 gal 502footcandle lumen/ft2 503footlambert cd/pi-ft2 504fortnight 14 da 505franklin 3.33564e-10 coul 506frigorie kilocal 507furlong 220 yd 508galileo 1e-2 m/sec2 509gamma 1e-9 weber/m2 510gauss 1e-4 weber/m2 511G gauss 512geodeticfoot british-ft 513geographicalmile 1852 m 514gilbert 2.5 amp/pi 515gill 1|4 pt 516gross 144 517gunterschain 22 yd 518hand 4 in 519hartree 2 rydberg 520head water 521hectare 1e+4 m2 522hefnercandle .92 cd 523hertz /sec 524Hz hertz 525hogshead 63 gallon 526hd hogshead 527homestead 1|4 mi2 528horsepower 735.50 watt 529hp horsepower 530hubble 1e9 ly 531hyl gm force sec2/m 532hz /sec 533imaginarycubicfoot 1.4 ft3 534jansky 1e-26 W/m2-Hz 535Jy jansky 536karat 1|24 537kayser /cm 538key kg 539kilderkin 18 gal 540knot nmile/hr 541kn knot 542lambert cd/pi-cm2 543Lb lambert 544langley cal/cm2 545last 80 bu 546league 3 mi 547lightyear c-yr 548ly lightyear 549line 1|12 in 550link 66|100 ft 551longhundredweight 112 lb 552longquarter 28 lb 553lusec 1e-6 mm-hg m3/s 554m_earth 5.97223e24 kg 555m_moon 7.34e22 kg 556m_sun 1.98843e30 kg 557mach 331.46 m/sec 558marineleague 3 nmile 559maxwell 1e-8 weber 560Mx maxwell 561metriccarat 200 milligram 562mgd megagal/day 563mh millihenry 564mil 1e-3 in 565millennium 1000 year 566minersinch 1.5 ft3/min 567minim 1|60 fldr 568mo month 569mpg mile/gal 570mph mile/hr 571nail 1|16 yd 572nauticalmile nmile 573nit cd/m2 574noggin 1|8 qt 575nox 1e-3 lux 576oersted 2.5e+2 amp/m/pi 577Oe oersted 578pace 36 in 579pair 2 580palm 3 in 581parasang 3.5 mi 582parsec AU-radian/arcsec 583pascal nt/m2 584Pa pascal 585pc parsec 586percent % 587perch rd 588phot lumen/cm2 589pica 1|6 in 590pieze 1e+3 nt/m2 591pipe 4 barrel 592point 1|72 in 593poise gm/cm-sec 594P poise 595pole rd 596pond 9.80665e-3 nt 597poundal ft-lb/sec2 598pdl poundal 599proof 1|200 600psi lb-g/in2 601quarter 9 in 602quartersection 1|4 mi2 603quintal 100 kg 604quire 25 605r_earth 6.378e8 cm 606r_moon 1.738e7 cm 607r_sun 6.9599e10 cm 608rackunit 1.75 in 609rad 100 erg/gm 610ream 500 611registerton 100 ft3 612rem 0.01 J/kg 613rhe 10 m2/nt-sec 614rontgen 2.58e-4 curie/kg 615roentgen rontgen 616rood 1.21e+3 yd 617rope 20 ft 618RU rackunit 619rutherford 1e+6 /sec 620rydbergconst 0.5 elctronmass-c-alpha2/planck 621rydberg rydbergconst-planck-c 622sabin 1 ft2 623sack 3 bu 624score 20 625seam 8 bu 626section mi2 627shed 1e-24 barn 628shippington 40 ft3 629shorthundredweight 100 lb 630shortquarter 25 lb 631siemens /ohm 632sigma microsec 633skein 120 yd 634skot 1e-3 apostilb 635slug lb-g-sec2/ft 636smoot 67 in 637span 9 in 638spat 4 pi sr 639spindle 14400 yd 640square 100 ft2 641stere m3 642sthene 1e+3 nt 643stilb cd/cm2 644sb stilb 645stoke 1e-4 m2/sec 646stone 14 lb 647strike 2 bu 648surveyfoot british-ft 649surveyyard 3 surveyfoot 650surveyorschain 66 ft 651surveyorslink 66|100 ft 652tablespoon 4 fldr 653tbl tablespoon 654tbsp tablespoon 655teaspoon 4|3 fldr 656tesla weber/m2 657T tesla 658therm 1e+5 btu 659thermie 1e+6 cal 660timberfoot ft3 661tnt 4.6e+6 m2/sec2 662tonne 1e+6 gm 663torr mm hg 664township 36 mi2 665tsp teaspoon 666tun 8 barrel 667water gram g / cc 668wey 40 bu 669weymass 252 lb 670Xunit 1.00206e-13 m 671k 1.38047e-16 erg/degC 672 673 674degC 1&+273.15 K 675kelvin K 676brewster 1e-12 m2/newton 677degF 5|9&255.37222222222222222222 K 678degreesrankine 5|9 K 679degrankine degreesrankine 680degreerankine degreesrankine 681degreaumur 10|8&+273.15 K 682drachm 60 grain 683poncelet 100 kg m g / sec 684denier .05|450 gram / m 685tex .001 gram / m 686englishell 45 inch 687scottishell 37.2 inch 688flemishell 27 inch 689V volt 690eV e V 691bohrradius hbar2-C2/8.988e9 N m2-e2-electronmass 692becquerel 1|3.7e10 curie 693fresnel 1e12 hertz 694statcoul 1|2.99792458e9 coul 695statamp 1|2.99792458e9 amp 696statvolt 2.99792458e2 volt 697statcoulomb statcoul 698statampere statamp 699debye 3.33564e-30 coul-m 700pulsatance 2 pi/sec 701rpm rev/minute 702rps rev/sec 703kilohm kiloohm 704megohm megaohm 705siderealyear 365.256360417 day 706siderealday 23.934469444 hour 707siderealhour 1|24 sidereal day 708lunarmonth 29.5305555 day 709synodicmonth lunarmonth 710siderealmonth 27.32152777 day 711tropicalyear year 712solaryear year 713lunaryear 12 lunarmonth 714cran 37.5 brgallon 715kip 1000 lbf 716frenchfoot 16|15 ft 717frenchfeet frenchfoot 718toise 6 frenchfeet 719sievert 8.4 rontgen 720candle 1.02 candela 721militarypace 2.5 feet 722metre meter 723litre liter 724gramme gram 725iudiptheria 62.8 microgram 726iupenicillin .6 microgram 727iuinsulin 41.67 microgram 728cottonyarncount 2520 ft/pound 729linenyarncount 900 ft/pound 730worstedyarncount 1680 ft/pound 731metricyarncount meter/gram 732jewlerspoint 2 milligram 733