Arcsecond facts for kids
An arcsecond (second of arc), represented by the symbol 
, is a unit of angle used in mathematics and astronomy. An arcsecond is 1/60th of an arcminute (minute of arc), which in turn is 1/60th of a degree. Therefore, an arcsecond is equal to 1/3600th of a degree, meaning that there are 360 × 60 × 60 = 1,296,000 arcseconds in a full circle.
Related pages
Images for kids
-
Example ballistic table for a given 7.62×51mm NATO load. Bullet drop and wind drift are shown both in mrad and minute of angle.
-
Comparison of minute of arc (MOA) and milliradian (mrad).
.png)
See also
In Spanish: Minuto y segundo de arco para niños
Black History Month on Kiddle
African-American Women in Medicine:
 | Mary Eliza Mahoney |
 | Susie King Taylor |
 | Ida Gray |
 | Eliza Ann Grier |
All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise. Cite this article:
Arcsecond Facts for Kids. Kiddle Encyclopedia.