The Dexes / Satellite Decay / 39150
CelestialObjectDex · Satellite Decay
GAOFEN-1
39150 · 2026-04-03T15:42:26Z
Fixes
310
Observations
310
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:42:26.353152+00:00 |
|---|---|
| end_utc | 2026-08-09T20:53:31.765920+00:00 |
| family | celestialdex |
| norad_id | 39,150 |
| object_name | GAOFEN-1 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 97.910 |
| n_snaps | 310 |
| span_days | 128.216 |
| mean_motion_first | 14.765 |
| mean_motion_last | 14.765 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 640.304 |
| altitude_last_km | 640.260 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.000 |
| 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 | 2026-04-03T15:42:26.353152+00:00 |
| last_utc | 2026-08-09T20:53:31.765920+00:00 |
| last_fix_utc | 2026-08-09T20:53:31.765920+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:42:26.353152+00:00","mean_motion":14.76528313,"altitude_km":640.304,"eccentricity":0.00180343,"inclination_deg":97.914},{"utc":"2026-04-03T20:35:11.812704+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/39150.json