The Dexes / Satellite Decay / 57930
CelestialObjectDex · Satellite Decay
STARLINK-30476
57930 · 2026-04-03T09:13:30Z
Fixes
234
Observations
234
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T09:13:30.952128+00:00 |
|---|---|
| end_utc | 2026-07-30T03:48:38.212704+00:00 |
| family | celestialdex |
| norad_id | 57,930 |
| object_name | STARLINK-30476 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 42.992 |
| n_snaps | 234 |
| span_days | 117.774 |
| mean_motion_first | 15.415 |
| mean_motion_last | 16.057 |
| delta_mean_motion | 0.642 |
| altitude_first_km | 441.680 |
| altitude_last_km | 258.558 |
| decay_rate_rev_day2 | 0.006 |
| altitude_decay_km_day | -1.586 |
| 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 | 2026-04-03T09:13:30.952128+00:00 |
| last_utc | 2026-07-30T03:48:38.212704+00:00 |
| last_fix_utc | 2026-07-30T03:48:38.212704+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T09:13:30.952128+00:00","mean_motion":15.41500693,"altitude_km":441.68,"eccentricity":0.00183474,"inclination_deg":42.993},{"utc":"2026-04-03T20:00:01.999008+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57930.json