The Dexes / Satellite Decay / 62240
CelestialObjectDex · Satellite Decay
QIANFAN-39
62240 · 2026-04-03T14:27:13Z
Fixes
288
Observations
288
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:27:13.794336+00:00 |
|---|---|
| end_utc | 2026-08-09T20:21:40.468320+00:00 |
| family | celestialdex |
| norad_id | 62,240 |
| object_name | QIANFAN-39 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 89.008 |
| n_snaps | 288 |
| span_days | 128.246 |
| mean_motion_first | 14.255 |
| mean_motion_last | 14.255 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 806.915 |
| altitude_last_km | 806.678 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.002 |
| 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 | 2026-04-03T14:27:13.794336+00:00 |
| last_utc | 2026-08-09T20:21:40.468320+00:00 |
| last_fix_utc | 2026-08-09T20:21:40.468320+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:27:13.794336+00:00","mean_motion":14.2546931,"altitude_km":806.915,"eccentricity":0.00186211,"inclination_deg":89.0098},{"utc":"2026-04-03T21:11:33.890496+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/62240.json