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The galactic year, or cosmic year, is the duration of time required for the Sun to orbit once around the center of the Milky Way Galaxy. Estimates of the length of one orbit range from 225 to 250 million terrestrial years.
In relation to the base unit of [time] => (seconds), 1 Hipparchic Cycles (HC) is equal to 9593424000 seconds, while 1 Galactic Years (gal) = 7.25328E+15 seconds.| 88700 Hipparchic Cycles | to common time units |
|---|---|
| 88700 HC | = 850936708800000 seconds (s) |
| 88700 HC | = 14182278480000 minutes (min) |
| 88700 HC | = 236371308000 hours (hr) |
| 88700 HC | = 9848804500 days (day) |
| 88700 HC | = 1406972071.4286 weeks (wk) |
| 88700 HC | = 26983026.027397 years (yr) |
| 88700 HC | = 323796312.32877 months (mo) |
| 88700 HC | = 2697960.395688 decades (dec) |
| 88700 HC | = 269796.0395688 centuries (cent) |
| 88700 HC | = 26979.60395688 millenniums (mill) |