The Dexes / Satellite Decay / 39422
CelestialObjectDex · Satellite Decay
STSAT-3
39422 · 2026-04-03T14:12:00Z
Fixes
333
Observations
333
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:12:00.797760+00:00 |
|---|---|
| end_utc | 2026-08-23T22:57:12.725856+00:00 |
| family | celestialdex |
| norad_id | 39,422 |
| object_name | STSAT-3 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.620 |
| n_snaps | 333 |
| span_days | 142.365 |
| mean_motion_first | 15.023 |
| mean_motion_last | 15.031 |
| delta_mean_motion | 0.008 |
| altitude_first_km | 559.756 |
| altitude_last_km | 557.430 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.017 |
| 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 | 2026-04-03T14:12:00.797760+00:00 |
| last_utc | 2026-08-23T22:57:12.725856+00:00 |
| last_fix_utc | 2026-08-23T22:57:12.725856+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:12:00.797760+00:00","mean_motion":15.02316305,"altitude_km":559.756,"eccentricity":0.00090082,"inclination_deg":97.6159},{"utc":"2026-04-03T20:35:39.537600+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/39422.json