The Dexes / Satellite Decay / 53680
CelestialObjectDex · Satellite Decay
STARLINK-4630
53680 · 2026-04-03T14:35:27Z
Fixes
212
Observations
212
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:35:27.285216+00:00 |
|---|---|
| end_utc | 2026-08-09T20:00:01.999008+00:00 |
| family | celestialdex |
| norad_id | 53,680 |
| object_name | STARLINK-4630 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.392 |
| n_snaps | 212 |
| span_days | 128.225 |
| mean_motion_first | 15.056 |
| mean_motion_last | 15.261 |
| delta_mean_motion | 0.204 |
| altitude_first_km | 549.527 |
| altitude_last_km | 487.587 |
| decay_rate_rev_day2 | 0.001 |
| altitude_decay_km_day | -0.198 |
| 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 | 2026-04-03T14:35:27.285216+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":"2026-04-03T14:35:27.285216+00:00","mean_motion":15.05644925,"altitude_km":549.527,"eccentricity":0.00025205,"inclination_deg":97.6034},{"utc":"2026-04-04T04:56:45.952224+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/53680.json