The Dexes / Satellite Decay / 57400
CelestialObjectDex · Satellite Decay
TIANMU-1 08
57400 · 2026-03-31T00:22:56Z
Fixes
266
Sensor hits
0
Observations
266
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-03-31T00:22:56.810784+00:00 |
|---|---|
| end_utc | 2026-08-09T19:45:42.465888+00:00 |
| family | celestialdex |
| norad_id | 57,400 |
| object_name | TIANMU-1 08 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.258 |
| n_snaps | 266 |
| span_days | 131.807 |
| mean_motion_first | 15.294 |
| mean_motion_last | 15.304 |
| delta_mean_motion | 0.010 |
| altitude_first_km | 477.662 |
| altitude_last_km | 474.694 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.029 |
| 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 | 2026-03-31T00:22:56.810784+00:00 |
| last_utc | 2026-08-09T19:45:42.465888+00:00 |
| last_fix_utc | 2026-08-09T19:45:42.465888+00:00 |
| provisional | false |
| track | [{"utc":"2026-03-31T00:22:56.810784+00:00","mean_motion":15.29380885,"altitude_km":477.662,"eccentricity":0.00055928,"inclination_deg":97.2674},{"utc":"2026-04-04T08:01:03.138240+00:00","mean_motion": |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57400.json