FIRESAT 0 (MUSAT-4)
Launch
Launched on Mar 15, 2025 from Space Launch Complex 4E, United States of America aboard a Falcon 9 Block 5.
Falcon 9 Block 5 | Transporter 13 (Dedicated SSO Rideshare) →Live · TLE epoch 2026-09-08 13:50 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
United States Government
Country
United States
Manufacturer
—
Launched
Mar 15, 2025
Mass
—
Apogee
594 km
Perigee
591 km
Inclination
97.68°
Period
1.61 h
Altitude history
Apogee and perigee for FIRESAT 0 (MUSAT-4) across 14 days of archived orbital elements (15 element sets, one per day).
Trend
Stable
Change
-0.1 km
Rate
-0.01 km/day
Now
591 × 594 km
Apogee Perigee
Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.
Launched with
57 other catalogued objects still in orbit from launch 2025-052 (Falcon 9 Block 5 | Transporter 13 (Dedicated SSO Rideshare)).
- JINJUSAT-1B · 63210
- TOMORROW-S5 · 63234
- OTP-2 · 63235
- ORBASTRO-TR5 · 63236
- TEVEL2-9 · 63237
- TEVEL2-7 · 63238
- TEVEL2-8 · 63239
- AL MUNTHER · 63240
- TRANSPORTER-13 OBJECT AH · 63241
- HERMES-1 · 63242
- HERMES-2 · 63243
- PANDORE · 63244
- BUCCANEER MM · 63245
- LEMUR-2-LEIA-PHILIP · 63246
- EZIE-A · 63247
- LEMUR-2-LIA-MARTIN · 63248
- EZIE-C · 63249
- EZIE-B · 63250
- UVSQ-SAT NG · 63251
- ARVAKER-1 · 63252
- ICEYE-X48 · 63253
- YAM-8 · 63254
- ICEYE-X50 · 63255
- ICEYE-X51 · 63257
…and 33 more from this launch.
Sources & further reading
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