The Dexes / Satellite Decay / 61757
CelestialObjectDex · Satellite Decay
HORIZON (RS59S)
61757 · 2026-04-03T14:26:26Z
Fixes
102
Observations
102
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:26:26.436768+00:00 |
|---|---|
| end_utc | 2026-05-16T10:03:27.315360+00:00 |
| family | celestialdex |
| norad_id | 61,757 |
| object_name | HORIZON (RS59S) |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 97.292 |
| n_snaps | 102 |
| span_days | 42.817 |
| mean_motion_first | 15.791 |
| mean_motion_last | 16.411 |
| delta_mean_motion | 0.619 |
| altitude_first_km | 332.873 |
| altitude_last_km | 163.008 |
| decay_rate_rev_day2 | 0.009 |
| altitude_decay_km_day | -2.551 |
| 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 | 2026-04-03T14:26:26.436768+00:00 |
| last_utc | 2026-05-16T10:03:27.315360+00:00 |
| last_fix_utc | 2026-05-16T10:03:27.315360+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:26:26.436768+00:00","mean_motion":15.79141095,"altitude_km":332.873,"eccentricity":0.00063298,"inclination_deg":97.2996},{"utc":"2026-04-03T20:31:25.432608+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/61757.json