The Dexes / Satellite Decay / 54255
CelestialObjectDex · Satellite Decay
JILIN-1 GAOFEN 03D52
54255 · 2026-04-03T14:23:53Z
Fixes
318
Observations
318
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:23:53.278944+00:00 |
|---|---|
| end_utc | 2026-08-09T20:26:32.515872+00:00 |
| family | celestialdex |
| norad_id | 54,255 |
| object_name | JILIN-1 GAOFEN 03D52 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.618 |
| n_snaps | 318 |
| span_days | 128.252 |
| mean_motion_first | 15.539 |
| mean_motion_last | 15.644 |
| delta_mean_motion | 0.104 |
| altitude_first_km | 405.240 |
| altitude_last_km | 375.009 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.234 |
| 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 | 2026-04-03T14:23:53.278944+00:00 |
| last_utc | 2026-08-09T20:26:32.515872+00:00 |
| last_fix_utc | 2026-08-09T20:26:32.515872+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:23:53.278944+00:00","mean_motion":15.53938657,"altitude_km":405.24,"eccentricity":0.00038013,"inclination_deg":97.6088},{"utc":"2026-04-03T20:34:47.881632+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54255.json