The Dexes / Satellite Decay / 47587
CelestialObjectDex · Satellite Decay
STARLINK-1991
47587 · 2026-04-03T16:00:00Z
Fixes
190
Observations
190
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 | 2026-06-28T02:49:53.935104+00:00 |
| family | celestialdex |
| norad_id | 47,587 |
| object_name | STARLINK-1991 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.039 |
| n_snaps | 190 |
| span_days | 85.451 |
| mean_motion_first | 15.724 |
| mean_motion_last | 16.471 |
| delta_mean_motion | 0.747 |
| altitude_first_km | 351.992 |
| altitude_last_km | 146.896 |
| decay_rate_rev_day2 | 0.005 |
| altitude_decay_km_day | -1.503 |
| 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 | 2026-06-28T02:49:53.935104+00:00 |
| last_fix_utc | 2026-06-28T02:49:53.935104+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T16:00:00.999936+00:00","mean_motion":15.7241691,"altitude_km":351.992,"eccentricity":0.0002226,"inclination_deg":53.0422},{"utc":"2026-04-03T20:00:01.999008+00:00","mean_motion":15 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47587.json