The Dexes / Satellite Decay / 53653
CelestialObjectDex · Satellite Decay
STARLINK-4390
53653 · 2026-04-03T15:06:07Z
Fixes
271
Observations
271
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:06:07.812576+00:00 |
|---|---|
| end_utc | 2026-08-09T20:00:01.999008+00:00 |
| family | celestialdex |
| norad_id | 53,653 |
| object_name | STARLINK-4390 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.603 |
| n_snaps | 271 |
| span_days | 128.204 |
| mean_motion_first | 15.118 |
| mean_motion_last | 15.704 |
| delta_mean_motion | 0.587 |
| altitude_first_km | 530.847 |
| altitude_last_km | 357.665 |
| decay_rate_rev_day2 | 0.004 |
| altitude_decay_km_day | -1.239 |
| 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 | 2026-04-03T15:06:07.812576+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":"2026-04-03T15:06:07.812576+00:00","mean_motion":15.11755108,"altitude_km":530.847,"eccentricity":0.00018359,"inclination_deg":97.6034},{"utc":"2026-04-04T05:23:32.650944+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53653.json