The Dexes / Satellite Decay / 69859
CelestialObjectDex · Satellite Decay
QIANFAN-230
69859 · 2026-07-15T03:49:30Z
Fixes
46
Sensor hits
0
Observations
46
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-07-15T03:49:30.957312+00:00 |
|---|---|
| end_utc | 2026-08-09T19:51:56.794752+00:00 |
| family | celestialdex |
| norad_id | 69,859 |
| object_name | QIANFAN-230 |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 89.005 |
| n_snaps | 46 |
| span_days | 25.668 |
| mean_motion_first | 14.218 |
| mean_motion_last | 14.015 |
| delta_mean_motion | -0.204 |
| altitude_first_km | 819.131 |
| altitude_last_km | 888.712 |
| decay_rate_rev_day2 | -0.006 |
| altitude_decay_km_day | 2.128 |
| 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 | 2026-07-15T03:49:30.957312+00:00 |
| last_utc | 2026-08-09T19:51:56.794752+00:00 |
| last_fix_utc | 2026-08-09T19:51:56.794752+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-15T03:49:30.957312+00:00","mean_motion":14.2184174,"altitude_km":819.131,"eccentricity":0.0029037,"inclination_deg":89.0063},{"utc":"2026-07-15T08:53:32.490816+00:00","mean_motion":14 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69859.json