The Dexes / Satellite Decay / 54784
CelestialObjectDex · Satellite Decay
STARLINK-5442
54784 · 2026-04-02T22:35:45Z
Fixes
219
Observations
219
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T22:35:45.953376+00:00 |
|---|---|
| end_utc | 2026-08-09T19:27:05.558400+00:00 |
| family | celestialdex |
| norad_id | 54,784 |
| object_name | STARLINK-5442 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.166 |
| n_snaps | 219 |
| span_days | 128.869 |
| mean_motion_first | 15.088 |
| mean_motion_last | 15.317 |
| delta_mean_motion | 0.229 |
| altitude_first_km | 539.736 |
| altitude_last_km | 470.709 |
| decay_rate_rev_day2 | 0.002 |
| altitude_decay_km_day | -0.511 |
| 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 | 2026-04-02T22:35:45.953376+00:00 |
| last_utc | 2026-08-09T19:27:05.558400+00:00 |
| last_fix_utc | 2026-08-09T19:27:05.558400+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T22:35:45.953376+00:00","mean_motion":15.08842487,"altitude_km":539.736,"eccentricity":0.00013599,"inclination_deg":53.2177},{"utc":"2026-04-03T20:51:10.093248+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54784.json