The Dexes / Satellite Decay / 51053
CelestialObjectDex · Satellite Decay
HYPSO-1
51053 · 2026-04-03T14:22:46Z
Fixes
274
Observations
274
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:22:46.088256+00:00 |
|---|---|
| end_utc | 2026-08-09T18:05:11.357088+00:00 |
| family | celestialdex |
| norad_id | 51,053 |
| object_name | HYPSO-1 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.284 |
| n_snaps | 274 |
| span_days | 128.154 |
| mean_motion_first | 15.630 |
| mean_motion_last | 15.793 |
| delta_mean_motion | 0.163 |
| altitude_first_km | 378.979 |
| altitude_last_km | 332.336 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.356 |
| 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 | 2026-04-03T14:22:46.088256+00:00 |
| last_utc | 2026-08-09T18:05:11.357088+00:00 |
| last_fix_utc | 2026-08-09T18:05:11.357088+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:22:46.088256+00:00","mean_motion":15.63006323,"altitude_km":378.979,"eccentricity":0.000303,"inclination_deg":97.2884},{"utc":"2026-04-03T20:31:31.768320+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/51053.json