The Dexes / Satellite Decay / 53877
CelestialObjectDex · Satellite Decay
YUNHAI-1 03
53877 · 2026-04-03T14:23:35Z
Fixes
313
Observations
313
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:23:35.966112+00:00 |
|---|---|
| end_utc | 2026-08-09T21:24:05.709600+00:00 |
| family | celestialdex |
| norad_id | 53,877 |
| object_name | YUNHAI-1 03 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 98.554 |
| n_snaps | 313 |
| span_days | 128.292 |
| mean_motion_first | 14.327 |
| mean_motion_last | 14.328 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 782.833 |
| altitude_last_km | 782.544 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.002 |
| 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 | 2026-04-03T14:23:35.966112+00:00 |
| last_utc | 2026-08-09T21:24:05.709600+00:00 |
| last_fix_utc | 2026-08-09T21:24:05.709600+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:23:35.966112+00:00","mean_motion":14.32666212,"altitude_km":782.833,"eccentricity":0.00034928,"inclination_deg":98.5542},{"utc":"2026-04-03T21:05:52.645056+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53877.json