The Dexes / Satellite Decay / 46557
CelestialObjectDex · Satellite Decay
STARLINK-1679
46557 · 2026-04-03T16:00:00Z
Fixes
197
Observations
197
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T16:00:00.999936+00:00 |
|---|---|
| end_utc | 2026-07-20T10:37:46.801056+00:00 |
| family | celestialdex |
| norad_id | 46,557 |
| object_name | STARLINK-1679 |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 53.040 |
| n_snaps | 197 |
| span_days | 107.776 |
| mean_motion_first | 15.646 |
| mean_motion_last | 16.366 |
| delta_mean_motion | 0.721 |
| altitude_first_km | 374.456 |
| altitude_last_km | 174.742 |
| decay_rate_rev_day2 | 0.005 |
| altitude_decay_km_day | -1.369 |
| 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 | 2026-04-03T16:00:00.999936+00:00 |
| last_utc | 2026-07-20T10:37:46.801056+00:00 |
| last_fix_utc | 2026-07-20T10:37:46.801056+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T16:00:00.999936+00:00","mean_motion":15.64576938,"altitude_km":374.456,"eccentricity":0.00019879,"inclination_deg":53.0457},{"utc":"2026-04-03T20:00:01.999008+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/46557.json