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Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

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light-day
Symbol:   
Category:  Length 
SI Equivalent:  2.59021×1013 m
Dimension:  L 
 
Notes
The distance light travels in a vacuum in one day (24 hours).
Convert     light-day  
1 light-day =
Length
  Symbol Unit Name
4.89478×1023  a.u., a0, b  a.u. of length 
2.59021×1023  Å  angstrom 
8.90448×1016  arcmin  arcmin 
173.145  AU, UA  astronomical unit 
2.59021×1031  am  attometer 
3.0593×1015    barleycorn (UK) 
4.89478×1023  a0, b  bohr (first Bohr radius) 
7.08171×1011    bolt (US cloth) 
1.22372×1016  line (UK)  button (UK) 
4.07907×1016  line (US)  button (US) 
1.3986×1011    cable length (int.) 
1.39771×1011    cable length (UK) 
1.18029×1011    cable length (US) 
1.01977×1017  caliber, cin  caliber (centiinch) 
2.59021×1015  cm  centimeter 
8.49805×1011  ch  chain (engineer's) 
1.28758×1012  ch  chain (Gunter's) 
8.49805×1011  ch  chain (Ramsden's) 
1.28758×1012  ch  chain (surveyor's) 
5.66537×1013    cubit (UK) 
2.59021×1012  dam  decameter 
2.59021×1014  dm  decimeter 
9.19184×1027  re  electron classical radius 
2.26615×1013    ell 
6.14157×1015    ems (pica) 
2.59021×10-5  Em  exameter 
1.41634×1013  fath  fathom 
2.59021×1028  fm  femtometer 
2.59021×1028  F, f  fermi 
4.89478×1023  a0, b, a.u.  first Bohr radius 
8.49805×1013  ft  foot 
7.77062×1016  fr  French 
1.28758×1011  fur  furlong (UK) 
1.28758×1011  fur  furlong (US) 
2.59021×104  Gm  gigameter 
2.54942×1014  hd  hand (UK) 
2.59021×1011  hm  hectometer 
2.73791×10-12    hubble 
1.01977×1015  in  inch 
2.59021×1010  km  kilometer 
8.39429×10-7  kpc  kiloparsec 
5.36608×109    league (Canadian) 
4.662×109  leag. (int. naut.)  league (int. naut.) 
5.36493×109  leag. (stat.)  league (statute, land) 
4.65902×109  leag. (UK, naut.)  league (UK, naut.) 
4.65902×109  leag. (US, naut.)  league (US, naut.) 
24    light-hour 
1440    light-minute 
8.64×104    light-second 
2.73791×10-3  ly  light-year 
1.22372×1016  line (UK)  line (UK) 
4.07907×1016  line (US)  line (US) 
8.49805×1013    link (engineer's) 
1.28758×1014    link (Gunter's) 
8.49805×1013    link (Ramsden's) 
1.28758×1014    link (surveyor's) 
2.59021×107  Mm  megameter 
2.59021×1013  m  meter 
1.01977×1021  µin  microinch 
2.59021×1019  µm  micron 
1.01977×1018  mil, thou  mil (thou) 
3.4901×109  mile (geogr.)  mile (geographical) 
1.60948×1010  mi (int.)  mile (international) 
1.3986×1010  mi (naut., int.)  mile (nautical, international) 
1.3961×1010  mi (naut., teleg.)  mile (nautical, telegraph) 
1.39771×1010  mi (naut., UK, US)  mile (nautical, UK, US) 
1.60948×1010  mi (stat.)  mile (statute, land) 
1.60948×1010  mi (survey, US)  mile (survey, US) 
2.59021×1016  mm  millimeter 
2.59021×1022  mµ, nm  millimicron 
1.13307×1014    nail (UK) 
2.59021×1022  nm  nanometer 
1.3986×1010  mi (int. naut.)  nautical mile (international) 
1.39771×1010  mi (UK, US, naut.)  nautical mile (UK, US) 
3.39922×1013    pace (UK) 
3.39922×1014    palm (UK) 
8.39429×10-4  pc  parsec 
5.15034×1012  rd  perch (rod, pole) 
2.59021×10-2  Pm  petameter 
6.14154×1015    pica 
2.59021×1025  pm  picometer 
7.36985×1016    point (US printer's) 
5.15034×1012  rd  pole (rod, perch) 
2.59021×106    quadrant 
5.15034×1012  rd  rod (perch, pole) 
4.24903×1012    rope (UK) 
1.13307×1014    span 
25.9021  Tm  terameter 
1.01977×1018  thou, mil  thou (mil) 
2.58967×1026  UX, X  X-unit 
2.83268×1013  yd  yard 
2.59021×1037  ym  yoctometer 
2.59021×10-11  Ym  yottameter 
2.59021×1034  zm  zeptometer 
2.59021×10-8  Zm  zettameter 
Glossary
FREE Publications
Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

more publications