The Dexes / Satellite Decay / 66420
CelestialObjectDex · Satellite Decay
HULIANWANG DIGUI-104
66420 · 2026-04-03T14:15:28Z
Fixes
240
Observations
240
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:15:28.152576+00:00 |
|---|---|
| end_utc | 2026-08-23T20:00:17.061120+00:00 |
| family | celestialdex |
| norad_id | 66,420 |
| object_name | HULIANWANG DIGUI-104 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 50.002 |
| n_snaps | 240 |
| span_days | 142.239 |
| mean_motion_first | 13.293 |
| mean_motion_last | 13.293 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 1149.271 |
| altitude_last_km | 1149.297 |
| 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 | 2026-04-03T14:15:28.152576+00:00 |
| last_utc | 2026-08-23T20:00:17.061120+00:00 |
| last_fix_utc | 2026-08-23T20:00:17.061120+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:15:28.152576+00:00","mean_motion":13.29335439,"altitude_km":1149.271,"eccentricity":0.00006891,"inclination_deg":50.0016},{"utc":"2026-04-03T16:03:43.611264+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66420.json