The Dexes / Satellite Decay / 69089
CelestialObjectDex · Satellite Decay
QIANFAN-143
69089 · 2026-05-20T02:53:36Z
Fixes
124
Observations
124
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-05-20T02:53:36.321792+00:00 |
|---|---|
| end_utc | 2026-08-09T19:39:16.827264+00:00 |
| family | celestialdex |
| norad_id | 69,089 |
| object_name | QIANFAN-143 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 88.988 |
| n_snaps | 124 |
| span_days | 81.698 |
| mean_motion_first | 14.238 |
| mean_motion_last | 13.510 |
| delta_mean_motion | -0.728 |
| altitude_first_km | 812.563 |
| altitude_last_km | 1068.507 |
| decay_rate_rev_day2 | -0.012 |
| altitude_decay_km_day | 4.107 |
| 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 | 2026-05-20T02:53:36.321792+00:00 |
| last_utc | 2026-08-09T19:39:16.827264+00:00 |
| last_fix_utc | 2026-08-09T19:39:16.827264+00:00 |
| provisional | false |
| track | [{"utc":"2026-05-20T02:53:36.321792+00:00","mean_motion":14.23790117,"altitude_km":812.563,"eccentricity":0.0005821,"inclination_deg":88.9864},{"utc":"2026-05-20T21:25:42.404160+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69089.json