The Dexes / Satellite Decay / 47157
CelestialObjectDex · Satellite Decay
STARLINK-1871
47157 · 2026-04-03T14:24:44Z
Fixes
299
Observations
299
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:24:44.204832+00:00 |
|---|---|
| end_utc | 2026-08-09T17:17:28.038624+00:00 |
| family | celestialdex |
| norad_id | 47,157 |
| object_name | STARLINK-1871 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.157 |
| n_snaps | 299 |
| span_days | 128.120 |
| mean_motion_first | 15.302 |
| mean_motion_last | 15.419 |
| delta_mean_motion | 0.117 |
| altitude_first_km | 475.087 |
| altitude_last_km | 440.504 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.270 |
| 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 | 2026-04-03T14:24:44.204832+00:00 |
| last_utc | 2026-08-09T17:17:28.038624+00:00 |
| last_fix_utc | 2026-08-09T17:17:28.038624+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:24:44.204832+00:00","mean_motion":15.30242864,"altitude_km":475.087,"eccentricity":0.00011759,"inclination_deg":53.1576},{"utc":"2026-04-03T17:32:50.190144+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47157.json