Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Metal 3D Printing Design Guide

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

3D Scanners

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

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Injection Molding Design Guide

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

more free magazines
 
year (astronomical), Bessel year
Symbol:  aastr. 
Category:  Time 
SI Equivalent:  3.15579×107 s
Dimension
Convert     aastr.  
1 aastr. =
Permeability coefficient
  Symbol Unit Name
3.15579×107  kg-m/N-s  kilogram meter per newton per second 
2.17158×1019  perm-inch (0 °C)  perm-inch (0°C) 
2.16255×1019  perm-inch (23 °C)  perm-inch (23°C) 
2.17158×1022  perm-mil (0 °C)  perm-mil (0°C) 
2.16255×1022  perm-mil (23 °C)  perm-mil (23°C) 
Time
  Symbol Unit Name
1.30465×1024  a.u.  a.u. of time 
3.65253×107    blink 
365.253  d  day 
366.254  d (sider.)  day (sidereal) 
26.0895    fortnight 
8766.08  h  hour 
3.35736×1030    Jordan's elementary time 
3.15579×1013  ms  microsecond 
3.15579×1010  ms  millisecond 
5.25965×105  min, mn  minute 
12.1751    month (30 days) 
13.3686    month (sidereal) 
12.0083    month (solar mean) 
12.3686    month (synodic), lunar month 
3.15579×1016  ns  nanosecond 
3.15579×107  s  second 
3.15579×1015    shake 
52.179  w  week 
9.46736×1016    wink 
1.00069  a, y  year (calendar) 
0.999991    year (sidereal) 
1.00001  a, y  year (solar mean) 
1.00003  atrop.  year (tropical) 
Glossary
Metal 3D Printing Design Guide

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

3D Scanners

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

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Injection Molding Design Guide

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