The Dexes / Satellite Decay / 63176
CelestialObjectDex · Satellite Decay
QIANFAN-90
63176 · 2026-04-03T14:14:45Z
Fixes
318
Observations
318
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:14:45.591936+00:00 |
|---|---|
| end_utc | 2026-08-23T22:36:17.461728+00:00 |
| family | celestialdex |
| norad_id | 63,176 |
| object_name | QIANFAN-90 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 88.970 |
| n_snaps | 318 |
| span_days | 142.348 |
| mean_motion_first | 13.510 |
| mean_motion_last | 13.510 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 1068.580 |
| altitude_last_km | 1068.517 |
| 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 | 2026-04-03T14:14:45.591936+00:00 |
| last_utc | 2026-08-23T22:36:17.461728+00:00 |
| last_fix_utc | 2026-08-23T22:36:17.461728+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:14:45.591936+00:00","mean_motion":13.5100052,"altitude_km":1068.58,"eccentricity":0.00141276,"inclination_deg":88.9709},{"utc":"2026-04-03T19:34:42.809664+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/63176.json