The Dexes / Satellite Decay / 69810
CelestialObjectDex · Satellite Decay
QIANFAN-211
69810 · 2026-07-13T23:32:57Z
Fixes
49
Sensor hits
0
Observations
49
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-07-13T23:32:57.064992+00:00 |
|---|---|
| end_utc | 2026-08-09T20:07:15.286368+00:00 |
| family | celestialdex |
| norad_id | 69,810 |
| object_name | QIANFAN-211 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 88.993 |
| n_snaps | 49 |
| span_days | 26.857 |
| mean_motion_first | 14.267 |
| mean_motion_last | 14.145 |
| delta_mean_motion | -0.122 |
| altitude_first_km | 802.748 |
| altitude_last_km | 843.947 |
| decay_rate_rev_day2 | -0.004 |
| altitude_decay_km_day | 1.408 |
| 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 | 2026-07-13T23:32:57.064992+00:00 |
| last_utc | 2026-08-09T20:07:15.286368+00:00 |
| last_fix_utc | 2026-08-09T20:07:15.286368+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-13T23:32:57.064992+00:00","mean_motion":14.26710386,"altitude_km":802.748,"eccentricity":0.0007617,"inclination_deg":88.992},{"utc":"2026-07-14T16:20:31.239168+00:00","mean_motion":14 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69810.json