The Dexes / Satellite Decay / 57977
CelestialObjectDex · Satellite Decay
STARLINK-30509
57977 · 2026-04-02T14:55:09Z
Fixes
159
Observations
159
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T14:55:09.768576+00:00 |
|---|---|
| end_utc | 2026-08-09T00:58:31.010016+00:00 |
| family | celestialdex |
| norad_id | 57,977 |
| object_name | STARLINK-30509 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 43.004 |
| n_snaps | 159 |
| span_days | 128.419 |
| mean_motion_first | 15.276 |
| mean_motion_last | 15.276 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 483.058 |
| altitude_last_km | 483.057 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.000 |
| 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 | 2026-04-02T14:55:09.768576+00:00 |
| last_utc | 2026-08-09T00:58:31.010016+00:00 |
| last_fix_utc | 2026-08-09T00:58:31.010016+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T14:55:09.768576+00:00","mean_motion":15.27577036,"altitude_km":483.058,"eccentricity":0.00011972,"inclination_deg":43.001},{"utc":"2026-04-04T13:59:53.389248+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/57977.json