The Dexes / Satellite Decay / 57191
CelestialObjectDex · Satellite Decay
POLYTECH-UNIVERSE 3 (RS46S)
57191 · 2026-04-03T15:01:31Z
Fixes
299
Observations
299
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:01:31.800000+00:00 |
|---|---|
| end_utc | 2026-08-09T19:37:29.682624+00:00 |
| family | celestialdex |
| norad_id | 57,191 |
| object_name | POLYTECH-UNIVERSE 3 (RS46S) |
| group | active |
| eccentricity_median | 0.002 |
| inclination_deg_median | 97.505 |
| n_snaps | 299 |
| span_days | 128.192 |
| mean_motion_first | 15.184 |
| mean_motion_last | 15.196 |
| delta_mean_motion | 0.011 |
| altitude_first_km | 510.608 |
| altitude_last_km | 507.149 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.028 |
| 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 | 2026-04-03T15:01:31.800000+00:00 |
| last_utc | 2026-08-09T19:37:29.682624+00:00 |
| last_fix_utc | 2026-08-09T19:37:29.682624+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:01:31.800000+00:00","mean_motion":15.18422375,"altitude_km":510.608,"eccentricity":0.00164128,"inclination_deg":97.5122},{"utc":"2026-04-03T19:46:12.941760+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57191.json