The Dexes / Satellite Decay / 55978
CelestialObjectDex · Satellite Decay
COSMOS 2567
55978 · 2026-04-03T14:28:03Z
Fixes
316
Observations
316
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:28:03.446688+00:00 |
|---|---|
| end_utc | 2026-08-09T19:57:07.381152+00:00 |
| family | celestialdex |
| norad_id | 55,978 |
| object_name | COSMOS 2567 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.589 |
| n_snaps | 316 |
| span_days | 128.229 |
| mean_motion_first | 15.244 |
| mean_motion_last | 15.252 |
| delta_mean_motion | 0.009 |
| altitude_first_km | 492.669 |
| altitude_last_km | 490.109 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.020 |
| 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 | 2026-04-03T14:28:03.446688+00:00 |
| last_utc | 2026-08-09T19:57:07.381152+00:00 |
| last_fix_utc | 2026-08-09T19:57:07.381152+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:28:03.446688+00:00","mean_motion":15.24373086,"altitude_km":492.669,"eccentricity":0.00018921,"inclination_deg":97.5884},{"utc":"2026-04-03T20:46:09.498144+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/55978.json