The Dexes / Satellite Decay / 53750
CelestialObjectDex · Satellite Decay
STARLINK-4612
53750 · 2026-04-03T11:37:28Z
Fixes
232
Observations
232
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T11:37:28.072416+00:00 |
|---|---|
| end_utc | 2026-08-23T08:34:06.121920+00:00 |
| family | celestialdex |
| norad_id | 53,750 |
| object_name | STARLINK-4612 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.162 |
| n_snaps | 232 |
| span_days | 141.873 |
| mean_motion_first | 15.088 |
| mean_motion_last | 15.344 |
| delta_mean_motion | 0.255 |
| altitude_first_km | 539.728 |
| altitude_last_km | 462.746 |
| decay_rate_rev_day2 | 0.003 |
| altitude_decay_km_day | -0.788 |
| 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 | 2026-04-03T11:37:28.072416+00:00 |
| last_utc | 2026-08-23T08:34:06.121920+00:00 |
| last_fix_utc | 2026-08-23T08:34:06.121920+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T11:37:28.072416+00:00","mean_motion":15.08844904,"altitude_km":539.728,"eccentricity":0.00013292,"inclination_deg":53.2162},{"utc":"2026-04-04T03:31:20.267040+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53750.json