The Dexes / Satellite Decay / 57504
CelestialObjectDex · Satellite Decay
STARLINK-30213
57504 · 2026-04-03T09:53:18Z
Fixes
169
Observations
169
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T09:53:18.518496+00:00 |
|---|---|
| end_utc | 2026-08-09T07:42:02.213280+00:00 |
| family | celestialdex |
| norad_id | 57,504 |
| object_name | STARLINK-30213 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 43.002 |
| n_snaps | 169 |
| span_days | 127.909 |
| mean_motion_first | 15.268 |
| mean_motion_last | 15.276 |
| delta_mean_motion | 0.008 |
| altitude_first_km | 485.524 |
| altitude_last_km | 483.046 |
| 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 | 2026-04-03T09:53:18.518496+00:00 |
| last_utc | 2026-08-09T07:42:02.213280+00:00 |
| last_fix_utc | 2026-08-09T07:42:02.213280+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T09:53:18.518496+00:00","mean_motion":15.2675372,"altitude_km":485.524,"eccentricity":0.00012719,"inclination_deg":43.0003},{"utc":"2026-04-04T17:17:29.284512+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57504.json