Viewing profile — 3-5105
3-5105
HN member- Joined
- Sun, Jun 29, 2025, 1:46 AM UTC
- HN karma
- 3
- Public activity
- 1 items
- HN profile
- View on Hacker News ↗
About 3-5105
No profile information was provided.
Recent public activity
-
comment
Comment #44409744
Satellites using sun-synchronous orbits can circle the Earth multiple times in a day.Compared with a stationary observer on the ground,they are moving at a relatively fast speed.Th…