The Dexes / Satellite Decay / 63431
CelestialObjectDex · Satellite Decay
HJS-6D
63431 · 2026-04-03T14:44:29Z
Fixes
243
Observations
243
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:44:29.281920+00:00 |
|---|---|
| end_utc | 2026-08-09T19:47:03.675840+00:00 |
| family | celestialdex |
| norad_id | 63,431 |
| object_name | HJS-6D |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 54.993 |
| n_snaps | 243 |
| span_days | 128.210 |
| mean_motion_first | 15.345 |
| mean_motion_last | 15.192 |
| delta_mean_motion | -0.153 |
| altitude_first_km | 462.301 |
| altitude_last_km | 508.157 |
| decay_rate_rev_day2 | -0.001 |
| altitude_decay_km_day | 0.402 |
| 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 | 2026-04-03T14:44:29.281920+00:00 |
| last_utc | 2026-08-09T19:47:03.675840+00:00 |
| last_fix_utc | 2026-08-09T19:47:03.675840+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:44:29.281920+00:00","mean_motion":15.34535478,"altitude_km":462.301,"eccentricity":0.00085498,"inclination_deg":54.9923},{"utc":"2026-04-03T17:52:04.880352+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63431.json