The Dexes / Satellite Decay / 48621
CelestialObjectDex · Satellite Decay
HAIYANG-2D
48621 · 2026-04-03T14:41:14Z
Fixes
312
Observations
312
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:41:14.385120+00:00 |
|---|---|
| end_utc | 2026-08-09T20:42:37.247040+00:00 |
| family | celestialdex |
| norad_id | 48,621 |
| object_name | HAIYANG-2D |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 65.998 |
| n_snaps | 312 |
| span_days | 128.251 |
| mean_motion_first | 13.834 |
| mean_motion_last | 13.834 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 951.948 |
| altitude_last_km | 951.933 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.000 |
| 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 | 2026-04-03T14:41:14.385120+00:00 |
| last_utc | 2026-08-09T20:42:37.247040+00:00 |
| last_fix_utc | 2026-08-09T20:42:37.247040+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:41:14.385120+00:00","mean_motion":13.83372734,"altitude_km":951.948,"eccentricity":0.00111593,"inclination_deg":65.9968},{"utc":"2026-04-03T19:53:33.193824+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/48621.json