The Dexes / Satellite Decay / 63256
CelestialObjectDex · Satellite Decay
FIRESAT 0 (MUSAT-4)
63256 · 2026-04-03T14:26:06Z
Fixes
217
Observations
217
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:26:06.976032+00:00 |
|---|---|
| end_utc | 2026-08-09T16:28:36.547968+00:00 |
| family | celestialdex |
| norad_id | 63,256 |
| object_name | FIRESAT 0 (MUSAT-4) |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.698 |
| n_snaps | 217 |
| span_days | 128.085 |
| mean_motion_first | 14.928 |
| mean_motion_last | 14.930 |
| delta_mean_motion | 0.003 |
| altitude_first_km | 589.297 |
| altitude_last_km | 588.504 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.006 |
| decay_note | mean_motion slope (rev/day^2) and altitude slope (km/day) from least-squares fit of measured GP elements; altitude from Kepler a=(GM/n^2)^(1/3) - R_earth |
| first_utc | 2026-04-03T14:26:06.976032+00:00 |
| last_utc | 2026-08-09T16:28:36.547968+00:00 |
| last_fix_utc | 2026-08-09T16:28:36.547968+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:26:06.976032+00:00","mean_motion":14.92772104,"altitude_km":589.297,"eccentricity":0.00019326,"inclination_deg":97.7049},{"utc":"2026-04-04T06:31:21.692640+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63256.json