The Dexes / Satellite Decay / 41121
CelestialObjectDex · Satellite Decay
COSMOS 2513
41121 · 2026-04-03T16:59:38Z
Fixes
192
Observations
192
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T16:59:38.760864+00:00 |
|---|---|
| end_utc | 2026-08-09T09:07:19.149600+00:00 |
| family | celestialdex |
| norad_id | 41,121 |
| object_name | COSMOS 2513 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 0.063 |
| n_snaps | 192 |
| span_days | 127.672 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 35786.910 |
| altitude_last_km | 35786.871 |
| 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 | 2026-04-03T16:59:38.760864+00:00 |
| last_utc | 2026-08-09T09:07:19.149600+00:00 |
| last_fix_utc | 2026-08-09T09:07:19.149600+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T16:59:38.760864+00:00","mean_motion":1.00270661,"altitude_km":35786.91,"eccentricity":0.000279,"inclination_deg":0.0549},{"utc":"2026-04-03T20:25:52.524768+00:00","mean_motion":1.0 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/41121.json