The Dexes / Satellite Decay / 40261
CelestialObjectDex · Satellite Decay
SJ-11-07
40261 · 2026-04-03T15:42:18Z
Fixes
313
Observations
313
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:42:18.218592+00:00 |
|---|---|
| end_utc | 2026-08-09T19:53:21.952320+00:00 |
| family | celestialdex |
| norad_id | 40,261 |
| object_name | SJ-11-07 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.995 |
| n_snaps | 313 |
| span_days | 128.174 |
| mean_motion_first | 14.637 |
| mean_motion_last | 14.638 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 681.366 |
| altitude_last_km | 680.978 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.003 |
| 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 | 2026-04-03T15:42:18.218592+00:00 |
| last_utc | 2026-08-09T19:53:21.952320+00:00 |
| last_fix_utc | 2026-08-09T19:53:21.952320+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:42:18.218592+00:00","mean_motion":14.63664623,"altitude_km":681.366,"eccentricity":0.00113559,"inclination_deg":97.9992},{"utc":"2026-04-03T20:37:37.833024+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/40261.json