The Dexes / Satellite Decay / 58647
CelestialObjectDex · Satellite Decay
TIANMU-1 13
58647 · 2026-04-03T14:09:31Z
Fixes
337
Observations
337
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:09:31.468320+00:00 |
|---|---|
| end_utc | 2026-08-24T00:09:55.829952+00:00 |
| family | celestialdex |
| norad_id | 58,647 |
| object_name | TIANMU-1 13 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.347 |
| n_snaps | 337 |
| span_days | 142.417 |
| mean_motion_first | 15.262 |
| mean_motion_last | 15.273 |
| delta_mean_motion | 0.010 |
| altitude_first_km | 487.133 |
| altitude_last_km | 484.036 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.023 |
| 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 | 2026-04-03T14:09:31.468320+00:00 |
| last_utc | 2026-08-24T00:09:55.829952+00:00 |
| last_fix_utc | 2026-08-24T00:09:55.829952+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:09:31.468320+00:00","mean_motion":15.26217195,"altitude_km":487.133,"eccentricity":0.00062699,"inclination_deg":97.3525},{"utc":"2026-04-03T20:27:10.226880+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/58647.json