The Dexes / Satellite Decay / 69821
CelestialObjectDex · Satellite Decay
STARLINK-37561
69821 · 2026-07-09T20:00:01Z
Fixes
64
Sensor hits
0
Observations
64
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-07-09T20:00:01.999008+00:00 |
|---|---|
| end_utc | 2026-08-09T20:04:38.618112+00:00 |
| family | celestialdex |
| norad_id | 69,821 |
| object_name | STARLINK-37561 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.159 |
| n_snaps | 64 |
| span_days | 31.003 |
| mean_motion_first | 16.022 |
| mean_motion_last | 15.472 |
| delta_mean_motion | -0.549 |
| altitude_first_km | 268.340 |
| altitude_last_km | 424.788 |
| decay_rate_rev_day2 | -0.016 |
| altitude_decay_km_day | 4.463 |
| 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 | 2026-07-09T20:00:01.999008+00:00 |
| last_utc | 2026-08-09T20:04:38.618112+00:00 |
| last_fix_utc | 2026-08-09T20:04:38.618112+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-09T20:00:01.999008+00:00","mean_motion":16.02195562,"altitude_km":268.34,"eccentricity":0.0000982,"inclination_deg":53.1598},{"utc":"2026-07-10T06:00:02.000160+00:00","mean_motion":16 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69821.json