The Dexes / Satellite Decay / 58285
CelestialObjectDex · Satellite Decay
FLOCK 4Q-31
58285 · 2026-04-03T04:59:08Z
Fixes
119
Observations
119
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T04:59:08.742048+00:00 |
|---|---|
| end_utc | 2026-06-18T18:46:59.937024+00:00 |
| family | celestialdex |
| norad_id | 58,285 |
| object_name | FLOCK 4Q-31 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.391 |
| n_snaps | 119 |
| span_days | 76.575 |
| mean_motion_first | 15.524 |
| mean_motion_last | 15.580 |
| delta_mean_motion | 0.055 |
| altitude_first_km | 409.627 |
| altitude_last_km | 393.525 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.208 |
| 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 | 2026-04-03T04:59:08.742048+00:00 |
| last_utc | 2026-06-18T18:46:59.937024+00:00 |
| last_fix_utc | 2026-06-18T18:46:59.937024+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T04:59:08.742048+00:00","mean_motion":15.52432222,"altitude_km":409.627,"eccentricity":0.00066825,"inclination_deg":97.3915},{"utc":"2026-04-03T18:54:29.739744+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/58285.json