The Dexes / Satellite Decay / 63163
CelestialObjectDex · Satellite Decay
QIANFAN-77
63163 · 2026-04-03T15:13:59Z
Fixes
287
Observations
287
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:13:59.032128+00:00 |
|---|---|
| end_utc | 2026-08-09T18:37:10.771104+00:00 |
| family | celestialdex |
| norad_id | 63,163 |
| object_name | QIANFAN-77 |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 88.971 |
| n_snaps | 287 |
| span_days | 128.141 |
| mean_motion_first | 13.962 |
| mean_motion_last | 13.962 |
| delta_mean_motion | 0.001 |
| altitude_first_km | 907.034 |
| altitude_last_km | 906.859 |
| 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 | 2026-04-03T15:13:59.032128+00:00 |
| last_utc | 2026-08-09T18:37:10.771104+00:00 |
| last_fix_utc | 2026-08-09T18:37:10.771104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:13:59.032128+00:00","mean_motion":13.96185435,"altitude_km":907.034,"eccentricity":0.00169316,"inclination_deg":88.9707},{"utc":"2026-04-03T18:40:23.304864+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63163.json