The Dexes / Satellite Decay / 57999
CelestialObjectDex · Satellite Decay
STARLINK-30552
57999 · 2026-04-02T21:17:33Z
Fixes
164
Observations
164
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T21:17:33.677376+00:00 |
|---|---|
| end_utc | 2026-08-09T15:23:41.714592+00:00 |
| family | celestialdex |
| norad_id | 57,999 |
| object_name | STARLINK-30552 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 43.002 |
| n_snaps | 164 |
| span_days | 128.754 |
| mean_motion_first | 15.268 |
| mean_motion_last | 15.276 |
| delta_mean_motion | 0.008 |
| altitude_first_km | 485.507 |
| altitude_last_km | 483.037 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.014 |
| 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 | 2026-04-02T21:17:33.677376+00:00 |
| last_utc | 2026-08-09T15:23:41.714592+00:00 |
| last_fix_utc | 2026-08-09T15:23:41.714592+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T21:17:33.677376+00:00","mean_motion":15.26759659,"altitude_km":485.507,"eccentricity":0.00016147,"inclination_deg":43.0017},{"utc":"2026-04-03T22:24:53.597088+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57999.json