The Dexes / Satellite Decay / 63687
CelestialObjectDex · Satellite Decay
HULIANWANG DIGUI-20
63687 · 2026-04-03T14:37:57Z
Fixes
302
Observations
302
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:37:57.726624+00:00 |
|---|---|
| end_utc | 2026-08-09T19:33:45.000288+00:00 |
| family | celestialdex |
| norad_id | 63,687 |
| object_name | HULIANWANG DIGUI-20 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 86.505 |
| n_snaps | 302 |
| span_days | 128.205 |
| mean_motion_first | 13.244 |
| mean_motion_last | 13.244 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 1167.915 |
| altitude_last_km | 1167.911 |
| 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 | 2026-04-03T14:37:57.726624+00:00 |
| last_utc | 2026-08-09T19:33:45.000288+00:00 |
| last_fix_utc | 2026-08-09T19:33:45.000288+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:37:57.726624+00:00","mean_motion":13.2441201,"altitude_km":1167.915,"eccentricity":0.00020903,"inclination_deg":86.5096},{"utc":"2026-04-03T20:04:19.817472+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63687.json