The Dexes / Satellite Decay / 69447
CelestialObjectDex · Satellite Decay
STARLINK-37640
69447 · 2026-06-17T20:00:01Z
Fixes
89
Observations
89
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-06-17T20:00:01.999008+00:00 |
|---|---|
| end_utc | 2026-08-09T15:52:54.386976+00:00 |
| family | celestialdex |
| norad_id | 69,447 |
| object_name | STARLINK-37640 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.159 |
| n_snaps | 89 |
| span_days | 52.828 |
| mean_motion_first | 15.809 |
| mean_motion_last | 15.354 |
| delta_mean_motion | -0.455 |
| altitude_first_km | 327.908 |
| altitude_last_km | 459.646 |
| decay_rate_rev_day2 | -0.010 |
| altitude_decay_km_day | 3.009 |
| 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 | 2026-06-17T20:00:01.999008+00:00 |
| last_utc | 2026-08-09T15:52:54.386976+00:00 |
| last_fix_utc | 2026-08-09T15:52:54.386976+00:00 |
| provisional | false |
| track | [{"utc":"2026-06-17T20:00:01.999008+00:00","mean_motion":15.80895301,"altitude_km":327.908,"eccentricity":0.0001231,"inclination_deg":53.1586},{"utc":"2026-06-18T06:00:02.000160+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69447.json