The Dexes / Satellite Decay / 50002
CelestialObjectDex · Satellite Decay
EXPRESS AMU-3
50002 · 2026-04-03T04:21:51Z
Fixes
103
Observations
103
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T04:21:51.020064+00:00 |
|---|---|
| end_utc | 2026-08-08T19:59:06.506016+00:00 |
| family | celestialdex |
| norad_id | 50,002 |
| object_name | EXPRESS AMU-3 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 0.018 |
| n_snaps | 103 |
| span_days | 127.651 |
| mean_motion_first | 1.003 |
| mean_motion_last | 1.003 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 35786.283 |
| altitude_last_km | 35787.035 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.093 |
| 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 | 2026-04-03T04:21:51.020064+00:00 |
| last_utc | 2026-08-08T19:59:06.506016+00:00 |
| last_fix_utc | 2026-08-08T19:59:06.506016+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T04:21:51.020064+00:00","mean_motion":1.00272897,"altitude_km":35786.283,"eccentricity":0.00006021,"inclination_deg":0.0242},{"utc":"2026-04-21T03:11:05.921952+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/50002.json