The Dexes / Satellite Decay / 43539
CelestialObjectDex · Satellite Decay
BEIDOU-2 IGSO-7
43539 · 2026-03-27T15:08:38Z
Fixes
193
Sensor hits
0
Observations
193
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-03-27T15:08:38.812992+00:00 |
|---|---|
| end_utc | 2026-08-04T13:29:28.617792+00:00 |
| family | celestialdex |
| norad_id | 43,539 |
| object_name | BEIDOU-2 IGSO-7 |
| group | active |
| eccentricity_median | 0.010 |
| inclination_deg_median | 55.198 |
| n_snaps | 193 |
| span_days | 129.931 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 35785.497 |
| altitude_last_km | 35781.760 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.028 |
| 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 | 2026-03-27T15:08:38.812992+00:00 |
| last_utc | 2026-08-04T13:29:28.617792+00:00 |
| last_fix_utc | 2026-08-04T13:29:28.617792+00:00 |
| provisional | false |
| track | [{"utc":"2026-03-27T15:08:38.812992+00:00","mean_motion":1.00275701,"altitude_km":35785.497,"eccentricity":0.01017729,"inclination_deg":55.1838},{"utc":"2026-04-08T14:32:49.564608+00:00","mean_motion" |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/43539.json