The Dexes / Satellite Decay / 39620
CelestialObjectDex · Satellite Decay
COSMOS 2492 [GLONASS-M]
39620 · 2026-04-03T06:09:42Z
Fixes
122
Observations
122
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T06:09:42.791328+00:00 |
|---|---|
| end_utc | 2026-08-07T11:41:52.002816+00:00 |
| family | celestialdex |
| norad_id | 39,620 |
| object_name | COSMOS 2492 [GLONASS-M] |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 65.293 |
| n_snaps | 122 |
| span_days | 126.231 |
| mean_motion_first | 2.131 |
| mean_motion_last | 2.131 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 19129.791 |
| altitude_last_km | 19129.774 |
| 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 | 2026-04-03T06:09:42.791328+00:00 |
| last_utc | 2026-08-07T11:41:52.002816+00:00 |
| last_fix_utc | 2026-08-07T11:41:52.002816+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T06:09:42.791328+00:00","mean_motion":2.13103206,"altitude_km":19129.791,"eccentricity":0.0012343,"inclination_deg":65.34},{"utc":"2026-04-06T12:59:50.028000+00:00","mean_motion":2. |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/39620.json