The Dexes / Satellite Decay / 40315
CelestialObjectDex · Satellite Decay
COSMOS 2501 [GLONASS-K]
40315 · 2026-03-25T07:16:41Z
Fixes
108
Sensor hits
0
Observations
108
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-03-25T07:16:41.300256+00:00 |
|---|---|
| end_utc | 2026-08-09T07:50:47.025024+00:00 |
| family | celestialdex |
| norad_id | 40,315 |
| object_name | COSMOS 2501 [GLONASS-K] |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 63.617 |
| n_snaps | 108 |
| span_days | 137.024 |
| mean_motion_first | 2.131 |
| mean_motion_last | 2.131 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 19129.944 |
| altitude_last_km | 19129.946 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.000 |
| 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 | 2026-03-25T07:16:41.300256+00:00 |
| last_utc | 2026-08-09T07:50:47.025024+00:00 |
| last_fix_utc | 2026-08-09T07:50:47.025024+00:00 |
| provisional | false |
| track | [{"utc":"2026-03-25T07:16:41.300256+00:00","mean_motion":2.13101287,"altitude_km":19129.944,"eccentricity":0.00211828,"inclination_deg":63.6158},{"utc":"2026-04-16T08:36:13.231872+00:00","mean_motion" |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/40315.json