The Dexes / Satellite Decay / 53450
CelestialObjectDex · Satellite Decay
DONGPO 03
53450 · 2026-04-02T07:34:13Z
Fixes
112
Sensor hits
0
Observations
112
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T07:34:13.082880+00:00 |
|---|---|
| end_utc | 2026-06-08T21:06:42.288768+00:00 |
| family | celestialdex |
| norad_id | 53,450 |
| object_name | DONGPO 03 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.551 |
| n_snaps | 112 |
| span_days | 67.564 |
| mean_motion_first | 15.772 |
| mean_motion_last | 16.396 |
| delta_mean_motion | 0.623 |
| altitude_first_km | 338.326 |
| altitude_last_km | 166.975 |
| decay_rate_rev_day2 | 0.007 |
| altitude_decay_km_day | -1.964 |
| 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 | 2026-04-02T07:34:13.082880+00:00 |
| last_utc | 2026-06-08T21:06:42.288768+00:00 |
| last_fix_utc | 2026-06-08T21:06:42.288768+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T07:34:13.082880+00:00","mean_motion":15.77218248,"altitude_km":338.326,"eccentricity":0.00027583,"inclination_deg":97.5471},{"utc":"2026-04-04T21:58:40.862208+00:00","mean_motion": |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53450.json