The Dexes / Satellite Decay / 53529
CelestialObjectDex · Satellite Decay
STARLINK-4478
53529 · 2026-04-03T00:31:14Z
Fixes
190
Observations
190
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T00:31:14.521440+00:00 |
|---|---|
| end_utc | 2026-08-09T20:52:28.708608+00:00 |
| family | celestialdex |
| norad_id | 53,529 |
| object_name | STARLINK-4478 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.214 |
| n_snaps | 190 |
| span_days | 128.848 |
| mean_motion_first | 15.117 |
| mean_motion_last | 15.163 |
| delta_mean_motion | 0.046 |
| altitude_first_km | 530.935 |
| altitude_last_km | 516.891 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.108 |
| 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 | 2026-04-03T00:31:14.521440+00:00 |
| last_utc | 2026-08-09T20:52:28.708608+00:00 |
| last_fix_utc | 2026-08-09T20:52:28.708608+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T00:31:14.521440+00:00","mean_motion":15.11726305,"altitude_km":530.935,"eccentricity":0.00035293,"inclination_deg":53.2163},{"utc":"2026-04-03T21:08:52.030464+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53529.json