The Dexes / Satellite Decay / 34661
CelestialObjectDex · Satellite Decay
NAVSTAR 63 (USA 203)
34661 · 2026-04-02T18:32:05Z
Fixes
126
Observations
126
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T18:32:05.026560+00:00 |
|---|---|
| end_utc | 2026-08-07T15:20:45.646080+00:00 |
| family | celestialdex |
| norad_id | 34,661 |
| object_name | NAVSTAR 63 (USA 203) |
| group | active |
| eccentricity_median | 0.014 |
| inclination_deg_median | 54.483 |
| n_snaps | 126 |
| span_days | 126.867 |
| mean_motion_first | 2.006 |
| mean_motion_last | 2.006 |
| delta_mean_motion | 0.000 |
| altitude_first_km | 20182.966 |
| altitude_last_km | 20181.525 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.021 |
| 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 | 2026-04-02T18:32:05.026560+00:00 |
| last_utc | 2026-08-07T15:20:45.646080+00:00 |
| last_fix_utc | 2026-08-07T15:20:45.646080+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T18:32:05.026560+00:00","mean_motion":2.00555056,"altitude_km":20182.966,"eccentricity":0.01447055,"inclination_deg":54.4976},{"utc":"2026-04-05T23:58:42.196800+00:00","mean_motion" |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/34661.json