The Dexes / Satellite Decay / 69387
CelestialObjectDex · Satellite Decay
QIANFAN-170
69387 · 2026-06-12T19:26:48Z
Fixes
87
Observations
87
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-06-12T19:26:48.603264+00:00 |
|---|---|
| end_utc | 2026-08-09T03:50:38.370048+00:00 |
| family | celestialdex |
| norad_id | 69,387 |
| object_name | QIANFAN-170 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 88.999 |
| n_snaps | 87 |
| span_days | 57.350 |
| mean_motion_first | 14.256 |
| mean_motion_last | 13.545 |
| delta_mean_motion | -0.711 |
| altitude_first_km | 806.375 |
| altitude_last_km | 1055.815 |
| decay_rate_rev_day2 | -0.013 |
| altitude_decay_km_day | 4.423 |
| 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 | 2026-06-12T19:26:48.603264+00:00 |
| last_utc | 2026-08-09T03:50:38.370048+00:00 |
| last_fix_utc | 2026-08-09T03:50:38.370048+00:00 |
| provisional | false |
| track | [{"utc":"2026-06-12T19:26:48.603264+00:00","mean_motion":14.25629953,"altitude_km":806.375,"eccentricity":0.0002001,"inclination_deg":88.9985},{"utc":"2026-06-13T05:33:14.726016+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69387.json