The Dexes / Satellite Decay / 61745
CelestialObjectDex · Satellite Decay
POLYTECH UNIVERSE-5
61745 · 2026-04-03T15:09:24Z
Fixes
307
Observations
307
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:09:24.568704+00:00 |
|---|---|
| end_utc | 2026-08-09T20:40:01.708032+00:00 |
| family | celestialdex |
| norad_id | 61,745 |
| object_name | POLYTECH UNIVERSE-5 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.297 |
| n_snaps | 307 |
| span_days | 128.230 |
| mean_motion_first | 15.547 |
| mean_motion_last | 15.679 |
| delta_mean_motion | 0.132 |
| altitude_first_km | 403.048 |
| altitude_last_km | 364.982 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.295 |
| 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 | 2026-04-03T15:09:24.568704+00:00 |
| last_utc | 2026-08-09T20:40:01.708032+00:00 |
| last_fix_utc | 2026-08-09T20:40:01.708032+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:09:24.568704+00:00","mean_motion":15.54692194,"altitude_km":403.048,"eccentricity":0.00069003,"inclination_deg":97.3083},{"utc":"2026-04-03T19:47:27.547296+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/61745.json