The Dexes / Satellite Decay / 54689
CelestialObjectDex · Satellite Decay
DONGPO 10
54689 · 2026-04-03T15:03:48Z
Fixes
318
Observations
318
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:03:48.662784+00:00 |
|---|---|
| end_utc | 2026-08-09T20:28:00.387264+00:00 |
| family | celestialdex |
| norad_id | 54,689 |
| object_name | DONGPO 10 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.694 |
| n_snaps | 318 |
| span_days | 128.225 |
| mean_motion_first | 15.330 |
| mean_motion_last | 15.355 |
| delta_mean_motion | 0.025 |
| altitude_first_km | 467.009 |
| altitude_last_km | 459.566 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.059 |
| 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 | 2026-04-03T15:03:48.662784+00:00 |
| last_utc | 2026-08-09T20:28:00.387264+00:00 |
| last_fix_utc | 2026-08-09T20:28:00.387264+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:03:48.662784+00:00","mean_motion":15.32952502,"altitude_km":467.009,"eccentricity":0.00053393,"inclination_deg":97.6877},{"utc":"2026-04-03T21:19:47.754624+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54689.json