The Dexes / Satellite Decay / 53657
CelestialObjectDex · Satellite Decay
STARLINK-4469
53657 · 2026-04-03T14:07:53Z
Fixes
7
Observations
7
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:07:53.846688+00:00 |
|---|---|
| end_utc | 2026-04-06T17:14:40.266240+00:00 |
| family | celestialdex |
| norad_id | 53,657 |
| object_name | STARLINK-4469 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.616 |
| n_snaps | 7 |
| span_days | 3.130 |
| mean_motion_first | 16.221 |
| mean_motion_last | 16.476 |
| delta_mean_motion | 0.255 |
| altitude_first_km | 213.770 |
| altitude_last_km | 145.565 |
| decay_rate_rev_day2 | 0.073 |
| altitude_decay_km_day | -19.642 |
| 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 | 2026-04-03T14:07:53.846688+00:00 |
| last_utc | 2026-04-06T17:14:40.266240+00:00 |
| last_fix_utc | 2026-04-06T17:14:40.266240+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:07:53.846688+00:00","mean_motion":16.22131887,"altitude_km":213.77,"eccentricity":0.0005111,"inclination_deg":97.6212},{"utc":"2026-04-04T00:29:25.020672+00:00","mean_motion":16 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53657.json