The Dexes / Satellite Decay / 65945
CelestialObjectDex · Satellite Decay
SHIYAN-31
65945 · 2026-04-03T14:12:12Z
Fixes
288
Observations
288
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:12:12.598272+00:00 |
|---|---|
| end_utc | 2026-08-23T16:55:55.802208+00:00 |
| family | celestialdex |
| norad_id | 65,945 |
| object_name | SHIYAN-31 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 80.003 |
| n_snaps | 288 |
| span_days | 142.114 |
| mean_motion_first | 15.235 |
| mean_motion_last | 15.237 |
| delta_mean_motion | 0.002 |
| altitude_first_km | 495.422 |
| altitude_last_km | 494.710 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.004 |
| 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 | 2026-04-03T14:12:12.598272+00:00 |
| last_utc | 2026-08-23T16:55:55.802208+00:00 |
| last_fix_utc | 2026-08-23T16:55:55.802208+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:12:12.598272+00:00","mean_motion":15.23457222,"altitude_km":495.422,"eccentricity":0.00101889,"inclination_deg":80.0039},{"utc":"2026-04-03T20:30:31.220928+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/65945.json