The Dexes / Satellite Decay / 59963
CelestialObjectDex · Satellite Decay
STARLINK-31991
59963 · 2026-04-03T14:52:44Z
Fixes
184
Observations
184
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:52:44.064480+00:00 |
|---|---|
| end_utc | 2026-08-09T20:52:19.901856+00:00 |
| family | celestialdex |
| norad_id | 59,963 |
| object_name | STARLINK-31991 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.160 |
| n_snaps | 184 |
| span_days | 128.250 |
| mean_motion_first | 15.302 |
| mean_motion_last | 15.344 |
| delta_mean_motion | 0.042 |
| altitude_first_km | 475.263 |
| altitude_last_km | 462.681 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.144 |
| 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 | 2026-04-03T14:52:44.064480+00:00 |
| last_utc | 2026-08-09T20:52:19.901856+00:00 |
| last_fix_utc | 2026-08-09T20:52:19.901856+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:52:44.064480+00:00","mean_motion":15.30184055,"altitude_km":475.263,"eccentricity":0.00013304,"inclination_deg":53.1603},{"utc":"2026-04-03T21:08:56.933664+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/59963.json