The Dexes / Satellite Decay / 53673
CelestialObjectDex · Satellite Decay
STARLINK-4456
53673 · 2026-04-03T15:23:18Z
Fixes
269
Observations
269
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:23:18.429792+00:00 |
|---|---|
| end_utc | 2026-08-09T20:00:01.999008+00:00 |
| family | celestialdex |
| norad_id | 53,673 |
| object_name | STARLINK-4456 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.603 |
| n_snaps | 269 |
| span_days | 128.192 |
| mean_motion_first | 15.056 |
| mean_motion_last | 15.858 |
| delta_mean_motion | 0.801 |
| altitude_first_km | 549.527 |
| altitude_last_km | 314.115 |
| decay_rate_rev_day2 | 0.006 |
| altitude_decay_km_day | -1.884 |
| 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 | 2026-04-03T15:23:18.429792+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":"2026-04-03T15:23:18.429792+00:00","mean_motion":15.05644684,"altitude_km":549.527,"eccentricity":0.00023827,"inclination_deg":97.6028},{"utc":"2026-04-04T05:44:36.168000+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53673.json