The Dexes / Satellite Decay / 50478
CelestialObjectDex · Satellite Decay
ONEWEB-0398
50478 · 2026-04-03T14:13:47Z
Fixes
253
Observations
253
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:13:47.236512+00:00 |
|---|---|
| end_utc | 2026-08-23T19:26:30.495552+00:00 |
| family | celestialdex |
| norad_id | 50,478 |
| object_name | ONEWEB-0398 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 87.892 |
| n_snaps | 253 |
| span_days | 142.217 |
| mean_motion_first | 13.114 |
| mean_motion_last | 13.114 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 1217.679 |
| altitude_last_km | 1217.679 |
| 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 | 2026-04-03T14:13:47.236512+00:00 |
| last_utc | 2026-08-23T19:26:30.495552+00:00 |
| last_fix_utc | 2026-08-23T19:26:30.495552+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:13:47.236512+00:00","mean_motion":13.11418025,"altitude_km":1217.679,"eccentricity":0.00019323,"inclination_deg":87.8911},{"utc":"2026-04-03T19:43:23.388672+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/50478.json