ION Marvelous Mathias released HERMES Pathfinder H4
Recorded as April 10, 2025 at 05:52:00 UTC, to the second.
WhenApril 10, 2025 at 05:52:00 UTCto the second
After launch26 days
Orbit513 × 518 kminclination 97.44°
Objects released1
Where it came from
- Parent · PayloadION Marvelous Mathias2025-052W · DORBIT · 150 kg
- This eventHERMES Pathfinder H42025-052BP · ASI · 5 kgApril 10, 2025 at 05:52:00 UTC
The two orbits
As recorded today, not at the moment of separation| ION Marvelous Mathias | HERMES Pathfinder H4 | |
|---|---|---|
| Perigee | 511 km | 513 km |
| Apogee | 520 km | 518 km |
| Inclination | 97.44° | 97.44° |
| Mass | 150 kg | 5 kg |
| Orbit class | LLEO/S | LLEO/S |
What the record says
Updated Oct 2, 2026- JCAT
- S63833
- Satcat
- 63833
- Piece
- 2025-052BP
- Name
- HERMES Pathfinder H4
- PLName
- HERMES Pathfinder H4
- Parent
- S63230
- SDate
- 2025 Apr 10 0552:00
- Owner
- ASI
- Status
- O
Reading the date: it is known to the second, so this page writes “April 10, 2025 at 05:52:00 UTC” and never more than that.
Next passes
Seen from 45.7578°, 4.832°(Lyon, the default)
Separation data: GCAT, Jonathan C. McDowell, planet4589.org — CC BY 4.0. Passes: computed by NextPass with Orekit.