The Dexes / Satellite Decay / 57830
CelestialObjectDex · Satellite Decay
YAOGAN-40 01A
57830 · 2026-04-03T15:01:42Z
Fixes
308
Observations
308
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:01:42.870432+00:00 |
|---|---|
| end_utc | 2026-08-09T20:26:34.820160+00:00 |
| family | celestialdex |
| norad_id | 57,830 |
| object_name | YAOGAN-40 01A |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 85.989 |
| n_snaps | 308 |
| span_days | 128.226 |
| mean_motion_first | 14.124 |
| mean_motion_last | 14.125 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 851.061 |
| altitude_last_km | 850.977 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.001 |
| 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 | 2026-04-03T15:01:42.870432+00:00 |
| last_utc | 2026-08-09T20:26:34.820160+00:00 |
| last_fix_utc | 2026-08-09T20:26:34.820160+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:01:42.870432+00:00","mean_motion":14.12432018,"altitude_km":851.061,"eccentricity":0.00021254,"inclination_deg":85.9865},{"utc":"2026-04-03T20:07:45.513408+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57830.json