The Dexes / Satellite Decay / 69830
CelestialObjectDex · Satellite Decay
STARLINK-37621
69830 · 2026-07-09T20:00:01Z
Fixes
61
Sensor hits
0
Observations
61
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 | 2026-08-09T20:23:15.645696+00:00 |
| family | celestialdex |
| norad_id | 69,830 |
| object_name | STARLINK-37621 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 53.159 |
| n_snaps | 61 |
| span_days | 31.016 |
| mean_motion_first | 16.032 |
| mean_motion_last | 15.494 |
| delta_mean_motion | -0.539 |
| altitude_first_km | 265.507 |
| altitude_last_km | 418.618 |
| decay_rate_rev_day2 | -0.018 |
| altitude_decay_km_day | 5.276 |
| 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 | 2026-08-09T20:23:15.645696+00:00 |
| last_fix_utc | 2026-08-09T20:23:15.645696+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-09T20:00:01.999008+00:00","mean_motion":16.03220523,"altitude_km":265.507,"eccentricity":0.0000949,"inclination_deg":53.1596},{"utc":"2026-07-10T06:00:02.000160+00:00","mean_motion":1 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69830.json