The Dexes / Satellite Decay / 63169
CelestialObjectDex · Satellite Decay
QIANFAN-83
63169 · 2026-04-03T14:04:40Z
Fixes
325
Observations
325
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:04:40.044576+00:00 |
|---|---|
| end_utc | 2026-08-23T14:11:06.298368+00:00 |
| family | celestialdex |
| norad_id | 63,169 |
| object_name | QIANFAN-83 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 88.970 |
| n_snaps | 325 |
| span_days | 142.004 |
| mean_motion_first | 13.620 |
| mean_motion_last | 13.621 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 1028.325 |
| altitude_last_km | 1028.210 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.001 |
| 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 | 2026-04-03T14:04:40.044576+00:00 |
| last_utc | 2026-08-23T14:11:06.298368+00:00 |
| last_fix_utc | 2026-08-23T14:11:06.298368+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:04:40.044576+00:00","mean_motion":13.62029526,"altitude_km":1028.325,"eccentricity":0.00151785,"inclination_deg":88.9709},{"utc":"2026-04-03T19:22:01.935840+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63169.json