The Dexes / Satellite Decay / 40938
CelestialObjectDex · Satellite Decay
BEIDOU-3S IGSO-2S
40938 · 2026-04-03T09:52:10Z
Fixes
166
Observations
166
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T09:52:10.125120+00:00 |
|---|---|
| end_utc | 2026-08-02T14:20:02.640192+00:00 |
| family | celestialdex |
| norad_id | 40,938 |
| object_name | BEIDOU-3S IGSO-2S |
| group | active |
| eccentricity_median | 0.007 |
| inclination_deg_median | 49.206 |
| n_snaps | 166 |
| span_days | 121.186 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.002 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 35784.940 |
| altitude_last_km | 35792.817 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.064 |
| 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 | 2026-04-03T09:52:10.125120+00:00 |
| last_utc | 2026-08-02T14:20:02.640192+00:00 |
| last_fix_utc | 2026-08-02T14:20:02.640192+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T09:52:10.125120+00:00","mean_motion":1.00277688,"altitude_km":35784.94,"eccentricity":0.00624216,"inclination_deg":49.3425},{"utc":"2026-04-03T21:50:58.514208+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/40938.json