The Dexes / Satellite Decay / 54252
CelestialObjectDex · Satellite Decay
JILIN-1 GAOFEN 03D51
54252 · 2026-04-03T15:11:04Z
Fixes
320
Observations
320
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:11:04.638048+00:00 |
|---|---|
| end_utc | 2026-08-09T21:04:07.943808+00:00 |
| family | celestialdex |
| norad_id | 54,252 |
| object_name | JILIN-1 GAOFEN 03D51 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.621 |
| n_snaps | 320 |
| span_days | 128.245 |
| mean_motion_first | 15.558 |
| mean_motion_last | 15.676 |
| delta_mean_motion | 0.118 |
| altitude_first_km | 399.878 |
| altitude_last_km | 365.724 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.264 |
| 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 | 2026-04-03T15:11:04.638048+00:00 |
| last_utc | 2026-08-09T21:04:07.943808+00:00 |
| last_fix_utc | 2026-08-09T21:04:07.943808+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:11:04.638048+00:00","mean_motion":15.55782902,"altitude_km":399.878,"eccentricity":0.00043312,"inclination_deg":97.6116},{"utc":"2026-04-03T21:21:32.800608+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54252.json