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A second of arc, or arcsecond (arsec) 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 Rotations (rot) is equal to 6.28319 radians, while 1 Second Of Arc (SOA) = 4.848137E-6 radians.| 489800 Rotations | to common angle units |
|---|---|
| 489800 rot | = 3077506.462 radians (rad) |
| 489800 rot | = 3077506462 milliradians (mrad/mil) |
| 489800 rot | = 3134721396.9369 angular mils (µ mil) |
| 489800 rot | = 176328124.82048 degrees (°deg) |
| 489800 rot | = 195920149.67186 gradians (grad) |
| 489800 rot | = 10579695491.048 arcminutes (arcmin) |
| 489800 rot | = 634781249374.76 arcseconds (arcsec) |
| 489800 rot | = 2938800.9354487 sextants (60°) |
| 489800 rot | = 5877590.6455309 signs (30°) |
| 489800 rot | = 489800 turns (t) |