The Dexes / Satellite Decay / 41579
CelestialObjectDex · Satellite Decay
COSMOS 2517 (GEO-IK 2)
41579 · 2026-04-03T15:20:44Z
Fixes
316
Observations
316
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:20:44.624832+00:00 |
|---|---|
| end_utc | 2026-08-09T20:31:35.410944+00:00 |
| family | celestialdex |
| norad_id | 41,579 |
| object_name | COSMOS 2517 (GEO-IK 2) |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 99.189 |
| n_snaps | 316 |
| span_days | 128.216 |
| mean_motion_first | 13.859 |
| mean_motion_last | 13.859 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 943.002 |
| altitude_last_km | 943.007 |
| 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 | 2026-04-03T15:20:44.624832+00:00 |
| last_utc | 2026-08-09T20:31:35.410944+00:00 |
| last_fix_utc | 2026-08-09T20:31:35.410944+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:20:44.624832+00:00","mean_motion":13.85909179,"altitude_km":943.002,"eccentricity":0.00011239,"inclination_deg":99.1926},{"utc":"2026-04-03T20:32:37.205952+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/41579.json