The Dexes / Satellite Decay / 64573
CelestialObjectDex · Satellite Decay
MUSAT-3ALPHA
64573 · 2026-04-03T06:28:37Z
Fixes
198
Observations
198
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T06:28:37.173216+00:00 |
|---|---|
| end_utc | 2026-08-09T20:15:00.595296+00:00 |
| family | celestialdex |
| norad_id | 64,573 |
| object_name | MUSAT-3ALPHA |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.709 |
| n_snaps | 198 |
| span_days | 128.574 |
| mean_motion_first | 14.952 |
| mean_motion_last | 15.038 |
| delta_mean_motion | 0.086 |
| altitude_first_km | 581.670 |
| altitude_last_km | 555.110 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.208 |
| 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 | 2026-04-03T06:28:37.173216+00:00 |
| last_utc | 2026-08-09T20:15:00.595296+00:00 |
| last_fix_utc | 2026-08-09T20:15:00.595296+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T06:28:37.173216+00:00","mean_motion":14.95226289,"altitude_km":581.67,"eccentricity":0.0002493,"inclination_deg":97.7382},{"utc":"2026-04-03T20:55:54.648192+00:00","mean_motion":14 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/64573.json