The Dexes / Satellite Decay / 52763
CelestialObjectDex · Satellite Decay
SHERPA-AC1
52763 · 2026-04-03T09:29:48Z
Fixes
232
Observations
232
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T09:29:48.720192+00:00 |
|---|---|
| end_utc | 2026-08-09T20:32:51.086976+00:00 |
| family | celestialdex |
| norad_id | 52,763 |
| object_name | SHERPA-AC1 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.667 |
| n_snaps | 232 |
| span_days | 128.460 |
| mean_motion_first | 15.352 |
| mean_motion_last | 15.369 |
| delta_mean_motion | 0.018 |
| altitude_first_km | 460.430 |
| altitude_last_km | 455.166 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.041 |
| 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 | 2026-04-03T09:29:48.720192+00:00 |
| last_utc | 2026-08-09T20:32:51.086976+00:00 |
| last_fix_utc | 2026-08-09T20:32:51.086976+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T09:29:48.720192+00:00","mean_motion":15.35165035,"altitude_km":460.43,"eccentricity":0.00076653,"inclination_deg":97.6572},{"utc":"2026-04-03T23:34:33.566016+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/52763.json