The Dexes / Satellite Decay / 69129
CelestialObjectDex · Satellite Decay
STARLINK-37720
69129 · 2026-05-28T20:00:04Z
Fixes
123
Observations
123
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-05-28T20:00:04.000032+00:00 |
|---|---|
| end_utc | 2026-08-09T19:15:40.828032+00:00 |
| family | celestialdex |
| norad_id | 69,129 |
| object_name | STARLINK-37720 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.285 |
| n_snaps | 123 |
| span_days | 72.969 |
| mean_motion_first | 15.808 |
| mean_motion_last | 15.334 |
| delta_mean_motion | -0.474 |
| altitude_first_km | 328.126 |
| altitude_last_km | 465.536 |
| decay_rate_rev_day2 | -0.004 |
| altitude_decay_km_day | 1.280 |
| 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 | 2026-05-28T20:00:04.000032+00:00 |
| last_utc | 2026-08-09T19:15:40.828032+00:00 |
| last_fix_utc | 2026-08-09T19:15:40.828032+00:00 |
| provisional | false |
| track | [{"utc":"2026-05-28T20:00:04.000032+00:00","mean_motion":15.80818037,"altitude_km":328.126,"eccentricity":0.0001316,"inclination_deg":97.2843},{"utc":"2026-05-29T04:00:03.998880+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69129.json