The Dexes / Satellite Decay / 58999
CelestialObjectDex · Satellite Decay
STARLINK-31440
58999 · 2026-04-02T23:09:51Z
Fixes
232
Observations
232
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T23:09:51.128640+00:00 |
|---|---|
| end_utc | 2026-08-09T20:00:01.999008+00:00 |
| family | celestialdex |
| norad_id | 58,999 |
| object_name | STARLINK-31440 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.160 |
| n_snaps | 232 |
| span_days | 128.868 |
| mean_motion_first | 15.302 |
| mean_motion_last | 15.336 |
| delta_mean_motion | 0.034 |
| altitude_first_km | 475.190 |
| altitude_last_km | 465.165 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.014 |
| 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 | 2026-04-02T23:09:51.128640+00:00 |
| last_utc | 2026-08-09T20:00:01.999008+00:00 |
| last_fix_utc | 2026-08-09T20:00:01.999008+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T23:09:51.128640+00:00","mean_motion":15.30208311,"altitude_km":475.19,"eccentricity":0.00012961,"inclination_deg":53.1614},{"utc":"2026-04-03T21:06:36.639072+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/58999.json