The Dexes / Satellite Decay / 69417
CelestialObjectDex · Satellite Decay
QIANFAN-199
69417 · 2026-06-18T18:53:35Z
Fixes
68
Observations
68
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-06-18T18:53:35.078784+00:00 |
|---|---|
| end_utc | 2026-08-07T22:06:58.098528+00:00 |
| family | celestialdex |
| norad_id | 69,417 |
| object_name | QIANFAN-199 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 88.995 |
| n_snaps | 68 |
| span_days | 50.134 |
| mean_motion_first | 14.193 |
| mean_motion_last | 13.609 |
| delta_mean_motion | -0.584 |
| altitude_first_km | 827.714 |
| altitude_last_km | 1032.477 |
| decay_rate_rev_day2 | -0.013 |
| altitude_decay_km_day | 4.369 |
| 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 | 2026-06-18T18:53:35.078784+00:00 |
| last_utc | 2026-08-07T22:06:58.098528+00:00 |
| last_fix_utc | 2026-08-07T22:06:58.098528+00:00 |
| provisional | false |
| track | [{"utc":"2026-06-18T18:53:35.078784+00:00","mean_motion":14.19302064,"altitude_km":827.714,"eccentricity":0.0012815,"inclination_deg":88.9947},{"utc":"2026-06-19T01:40:38.375040+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69417.json