The Dexes / Satellite Decay / 54120
CelestialObjectDex · Satellite Decay
ONEWEB-0502
54120 · 2026-04-03T14:58:37Z
Fixes
217
Observations
217
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T14:58:37.487136+00:00 |
|---|---|
| end_utc | 2026-08-09T16:17:12.490656+00:00 |
| family | celestialdex |
| norad_id | 54,120 |
| object_name | ONEWEB-0502 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 87.918 |
| n_snaps | 217 |
| span_days | 128.055 |
| mean_motion_first | 13.197 |
| mean_motion_last | 13.197 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 1185.762 |
| altitude_last_km | 1185.770 |
| 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 | 2026-04-03T14:58:37.487136+00:00 |
| last_utc | 2026-08-09T16:17:12.490656+00:00 |
| last_fix_utc | 2026-08-09T16:17:12.490656+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T14:58:37.487136+00:00","mean_motion":13.19727148,"altitude_km":1185.762,"eccentricity":0.00019197,"inclination_deg":87.9195},{"utc":"2026-04-04T03:42:51.441984+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/54120.json