The Dexes / Satellite Decay / 51102
CelestialObjectDex · Satellite Decay
SHIYAN-13 (SY-13)
51102 · 2026-04-03T14:13:07Z
Fixes
352
Observations
352
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:13:07.385376+00:00 |
|---|---|
| end_utc | 2026-08-23T22:59:38.974272+00:00 |
| family | celestialdex |
| norad_id | 51,102 |
| object_name | SHIYAN-13 (SY-13) |
| group | active |
| eccentricity_median | 0.060 |
| inclination_deg_median | 98.457 |
| n_snaps | 352 |
| span_days | 142.366 |
| mean_motion_first | 14.200 |
| mean_motion_last | 14.208 |
| delta_mean_motion | 0.008 |
| altitude_first_km | 825.321 |
| altitude_last_km | 822.758 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.016 |
| 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 | 2026-04-03T14:13:07.385376+00:00 |
| last_utc | 2026-08-23T22:59:38.974272+00:00 |
| last_fix_utc | 2026-08-23T22:59:38.974272+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:13:07.385376+00:00","mean_motion":14.20009516,"altitude_km":825.321,"eccentricity":0.06068313,"inclination_deg":98.4631},{"utc":"2026-04-03T19:17:30.392736+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/51102.json