The Dexes / Satellite Decay / 47728
CelestialObjectDex · Satellite Decay
STARLINK-2131
47728 · 2026-04-03T16:00:00Z
Fixes
232
Observations
232
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T16:00:00.999936+00:00 |
|---|---|
| end_utc | 2026-08-09T20:12:04.385088+00:00 |
| family | celestialdex |
| norad_id | 47,728 |
| object_name | STARLINK-2131 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.071 |
| n_snaps | 232 |
| span_days | 128.175 |
| mean_motion_first | 15.387 |
| mean_motion_last | 15.760 |
| delta_mean_motion | 0.372 |
| altitude_first_km | 449.874 |
| altitude_last_km | 341.911 |
| decay_rate_rev_day2 | 0.003 |
| altitude_decay_km_day | -0.985 |
| 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 | 2026-08-09T20:12:04.385088+00:00 |
| last_fix_utc | 2026-08-09T20:12:04.385088+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T16:00:00.999936+00:00","mean_motion":15.38726486,"altitude_km":449.874,"eccentricity":0.00015801,"inclination_deg":53.0744},{"utc":"2026-04-03T20:00:01.999008+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47728.json