The Dexes / Satellite Decay / 69848
CelestialObjectDex · Satellite Decay
QIANFAN-219
69848 · 2026-07-14T22:38:23Z
Fixes
51
Sensor hits
0
Observations
51
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-07-14T22:38:23.434656+00:00 |
|---|---|
| end_utc | 2026-08-09T20:29:28.115232+00:00 |
| family | celestialdex |
| norad_id | 69,848 |
| object_name | QIANFAN-219 |
| group | active |
| eccentricity_median | 0.003 |
| inclination_deg_median | 89.006 |
| n_snaps | 51 |
| span_days | 25.910 |
| mean_motion_first | 14.265 |
| mean_motion_last | 14.069 |
| delta_mean_motion | -0.196 |
| altitude_first_km | 803.608 |
| altitude_last_km | 870.104 |
| decay_rate_rev_day2 | -0.006 |
| altitude_decay_km_day | 2.201 |
| 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 | 2026-07-14T22:38:23.434656+00:00 |
| last_utc | 2026-08-09T20:29:28.115232+00:00 |
| last_fix_utc | 2026-08-09T20:29:28.115232+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-14T22:38:23.434656+00:00","mean_motion":14.26454153,"altitude_km":803.608,"eccentricity":0.00304863,"inclination_deg":89.0066},{"utc":"2026-07-15T03:41:26.039040+00:00","mean_motion": |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69848.json