The Dexes / Satellite Decay / 47546
CelestialObjectDex · Satellite Decay
COSMOS 2549
47546 · 2026-04-03T15:33:06Z
Fixes
279
Observations
279
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:33:06.470784+00:00 |
|---|---|
| end_utc | 2026-08-08T05:17:58.994880+00:00 |
| family | celestialdex |
| norad_id | 47,546 |
| object_name | COSMOS 2549 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 67.149 |
| n_snaps | 279 |
| span_days | 126.573 |
| mean_motion_first | 13.970 |
| mean_motion_last | 13.971 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 904.159 |
| altitude_last_km | 903.770 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.002 |
| 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 | 2026-04-03T15:33:06.470784+00:00 |
| last_utc | 2026-08-08T05:17:58.994880+00:00 |
| last_fix_utc | 2026-08-08T05:17:58.994880+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:33:06.470784+00:00","mean_motion":13.97012288,"altitude_km":904.159,"eccentricity":0.00061952,"inclination_deg":67.1494},{"utc":"2026-04-03T18:59:17.625408+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47546.json