The Dexes / Satellite Decay / 57201
CelestialObjectDex · Satellite Decay
SITRO-AIS 9 (SHCHUKIN)
57201 · 2026-04-03T14:08:48Z
Fixes
334
Observations
334
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:08:48.607872+00:00 |
|---|---|
| end_utc | 2026-08-23T22:44:52.502496+00:00 |
| family | celestialdex |
| norad_id | 57,201 |
| object_name | SITRO-AIS 9 (SHCHUKIN) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.508 |
| n_snaps | 334 |
| span_days | 142.358 |
| mean_motion_first | 15.355 |
| mean_motion_last | 15.404 |
| delta_mean_motion | 0.049 |
| altitude_first_km | 459.511 |
| altitude_last_km | 444.930 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.104 |
| 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 | 2026-04-03T14:08:48.607872+00:00 |
| last_utc | 2026-08-23T22:44:52.502496+00:00 |
| last_fix_utc | 2026-08-23T22:44:52.502496+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:08:48.607872+00:00","mean_motion":15.35474638,"altitude_km":459.511,"eccentricity":0.00063503,"inclination_deg":97.5136},{"utc":"2026-04-03T20:24:10.671264+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57201.json