The Dexes / Satellite Decay / 54035
CelestialObjectDex · Satellite Decay
HJ-2E
54035 · 2026-04-02T00:11:22Z
Fixes
311
Sensor hits
0
Observations
311
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T00:11:22.020000+00:00 |
|---|---|
| end_utc | 2026-08-09T21:49:18.958080+00:00 |
| family | celestialdex |
| norad_id | 54,035 |
| object_name | HJ-2E |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 97.381 |
| n_snaps | 311 |
| span_days | 129.901 |
| mean_motion_first | 15.213 |
| mean_motion_last | 15.230 |
| delta_mean_motion | 0.017 |
| altitude_first_km | 501.950 |
| altitude_last_km | 496.812 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.042 |
| 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 | 2026-04-02T00:11:22.020000+00:00 |
| last_utc | 2026-08-09T21:49:18.958080+00:00 |
| last_fix_utc | 2026-08-09T21:49:18.958080+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T00:11:22.020000+00:00","mean_motion":15.21289528,"altitude_km":501.95,"eccentricity":0.0018601,"inclination_deg":97.3822},{"utc":"2026-04-06T19:25:51.943008+00:00","mean_motion":15 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54035.json