The Dexes / Satellite Decay / 61558
CelestialObjectDex · Satellite Decay
QIANFAN-25
61558 · 2026-04-03T14:27:05Z
Fixes
285
Observations
285
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:27:05.306400+00:00 |
|---|---|
| end_utc | 2026-08-09T20:11:37.215744+00:00 |
| family | celestialdex |
| norad_id | 61,558 |
| object_name | QIANFAN-25 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 88.981 |
| n_snaps | 285 |
| span_days | 128.239 |
| mean_motion_first | 14.060 |
| mean_motion_last | 14.061 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 873.013 |
| altitude_last_km | 872.724 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.002 |
| 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 | 2026-04-03T14:27:05.306400+00:00 |
| last_utc | 2026-08-09T20:11:37.215744+00:00 |
| last_fix_utc | 2026-08-09T20:11:37.215744+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:27:05.306400+00:00","mean_motion":14.0602302,"altitude_km":873.013,"eccentricity":0.00099619,"inclination_deg":88.9785},{"utc":"2026-04-03T21:17:00.649248+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/61558.json