The Dexes / Satellite Decay / 69718
CelestialObjectDex · Satellite Decay
STARLINK-37989
69718 · 2026-07-01T14:00:01Z
Fixes
70
Sensor hits
0
Observations
70
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-07-01T14:00:01.999872+00:00 |
|---|---|
| end_utc | 2026-08-09T20:00:01.999008+00:00 |
| family | celestialdex |
| norad_id | 69,718 |
| object_name | STARLINK-37989 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.284 |
| n_snaps | 70 |
| span_days | 39.250 |
| mean_motion_first | 16.018 |
| mean_motion_last | 15.370 |
| delta_mean_motion | -0.648 |
| altitude_first_km | 269.319 |
| altitude_last_km | 455.006 |
| decay_rate_rev_day2 | -0.015 |
| altitude_decay_km_day | 4.364 |
| 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 | 2026-07-01T14:00:01.999872+00:00 |
| last_utc | 2026-08-09T20:00:01.999008+00:00 |
| last_fix_utc | 2026-08-09T20:00:01.999008+00:00 |
| provisional | false |
| track | [{"utc":"2026-07-01T14:00:01.999872+00:00","mean_motion":16.01841371,"altitude_km":269.319,"eccentricity":0.00016844,"inclination_deg":97.283},{"utc":"2026-07-01T22:00:01.999584+00:00","mean_motion":1 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/69718.json