The Dexes / Satellite Decay / 55581
CelestialObjectDex · Satellite Decay
STARLINK-5753
55581 · 2026-04-03T15:43:38Z
Fixes
186
Observations
186
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:43:38.594784+00:00 |
|---|---|
| end_utc | 2026-08-09T07:29:35.420064+00:00 |
| family | celestialdex |
| norad_id | 55,581 |
| object_name | STARLINK-5753 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 43.002 |
| n_snaps | 186 |
| span_days | 127.657 |
| mean_motion_first | 15.111 |
| mean_motion_last | 15.276 |
| delta_mean_motion | 0.165 |
| altitude_first_km | 532.913 |
| altitude_last_km | 483.056 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.347 |
| 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 | 2026-04-03T15:43:38.594784+00:00 |
| last_utc | 2026-08-09T07:29:35.420064+00:00 |
| last_fix_utc | 2026-08-09T07:29:35.420064+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:43:38.594784+00:00","mean_motion":15.11077409,"altitude_km":532.913,"eccentricity":0.00016579,"inclination_deg":43.0011},{"utc":"2026-04-03T17:18:49.736736+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/55581.json