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An arcsecond (arsec) or second of arc is 1/60 of an arcminute, 1/3600 of a degree, 1/1296000 of a turn, and π/648000 (about 1/206265) of a radian.
In relation to the base unit of [angle] => (radians), 1 Revolutions (rev) is equal to 6.28319 radians, while 1 Arcseconds (arcsec) = 4.848137E-6 radians.| 66400 Revolutions | to common angle units |
|---|---|
| 66400 rev | = 417203.816 radians (rad) |
| 66400 rev | = 417203816 milliradians (mrad/mil) |
| 66400 rev | = 424960189.3765 angular mils (µ mil) |
| 66400 rev | = 23904016.921356 degrees (°deg) |
| 66400 rev | = 26560020.290346 gradians (grad) |
| 66400 rev | = 1434242100.0523 arcminutes (arcmin) |
| 66400 rev | = 86054460919.731 arcseconds (arcsec) |
| 66400 rev | = 398400.1268146 sextants (60°) |
| 66400 rev | = 796798.73185638 signs (30°) |
| 66400 rev | = 66400 turns (t) |