The Dexes / Satellite Decay / 68687
CelestialObjectDex · Satellite Decay
HJS-8A
68687 · 2026-04-12T04:22:58Z
Fixes
229
Observations
229
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-12T04:22:58.871712+00:00 |
|---|---|
| end_utc | 2026-08-09T19:39:02.928960+00:00 |
| family | celestialdex |
| norad_id | 68,687 |
| object_name | HJS-8A |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 86.498 |
| n_snaps | 229 |
| span_days | 119.636 |
| mean_motion_first | 13.692 |
| mean_motion_last | 13.244 |
| delta_mean_motion | -0.447 |
| altitude_first_km | 1002.585 |
| altitude_last_km | 1167.905 |
| decay_rate_rev_day2 | -0.004 |
| altitude_decay_km_day | 1.584 |
| 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 | 2026-04-12T04:22:58.871712+00:00 |
| last_utc | 2026-08-09T19:39:02.928960+00:00 |
| last_fix_utc | 2026-08-09T19:39:02.928960+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-12T04:22:58.871712+00:00","mean_motion":13.69160879,"altitude_km":1002.585,"eccentricity":0.0008923,"inclination_deg":86.4976},{"utc":"2026-04-12T07:53:27.790368+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/68687.json