The Dexes / Satellite Decay / 53965
CelestialObjectDex · Satellite Decay
STARLINK-4578
53965 · 2026-04-03T17:00:44Z
Fixes
26
Observations
26
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T17:00:44.047296+00:00 |
|---|---|
| end_utc | 2026-04-16T01:34:38.378208+00:00 |
| family | celestialdex |
| norad_id | 53,965 |
| object_name | STARLINK-4578 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.212 |
| n_snaps | 26 |
| span_days | 12.357 |
| mean_motion_first | 16.054 |
| mean_motion_last | 16.438 |
| delta_mean_motion | 0.384 |
| altitude_first_km | 259.440 |
| altitude_last_km | 155.630 |
| decay_rate_rev_day2 | 0.027 |
| altitude_decay_km_day | -7.325 |
| 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 | 2026-04-03T17:00:44.047296+00:00 |
| last_utc | 2026-04-16T01:34:38.378208+00:00 |
| last_fix_utc | 2026-04-16T01:34:38.378208+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T17:00:44.047296+00:00","mean_motion":16.054189,"altitude_km":259.44,"eccentricity":0.0002794,"inclination_deg":53.2135},{"utc":"2026-04-04T01:58:27.067872+00:00","mean_motion":16.0 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53965.json