The Dexes / Satellite Decay / 69086
CelestialObjectDex · Satellite Decay
QIANFAN-140
69086 · 2026-05-20T07:57:49Z
Fixes
132
Observations
132
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-05-20T07:57:49.575456+00:00 |
|---|---|
| end_utc | 2026-08-09T19:21:24.078816+00:00 |
| family | celestialdex |
| norad_id | 69,086 |
| object_name | QIANFAN-140 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 88.988 |
| n_snaps | 132 |
| span_days | 81.475 |
| mean_motion_first | 14.264 |
| mean_motion_last | 13.510 |
| delta_mean_motion | -0.754 |
| altitude_first_km | 803.687 |
| altitude_last_km | 1068.479 |
| decay_rate_rev_day2 | -0.011 |
| altitude_decay_km_day | 4.013 |
| 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 | 2026-05-20T07:57:49.575456+00:00 |
| last_utc | 2026-08-09T19:21:24.078816+00:00 |
| last_fix_utc | 2026-08-09T19:21:24.078816+00:00 |
| provisional | false |
| track | [{"utc":"2026-05-20T07:57:49.575456+00:00","mean_motion":14.26430618,"altitude_km":803.687,"eccentricity":0.00026731,"inclination_deg":88.987},{"utc":"2026-05-20T23:07:23.293920+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69086.json