The Dexes / Satellite Decay / 45854
CelestialObjectDex · Satellite Decay
NAVSTAR 79 (USA 304)
45854 · 2026-04-02T05:34:58Z
Fixes
152
Sensor hits
0
Observations
152
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T05:34:58.319616+00:00 |
|---|---|
| end_utc | 2026-08-09T19:46:59.987424+00:00 |
| family | celestialdex |
| norad_id | 45,854 |
| object_name | NAVSTAR 79 (USA 304) |
| group | active |
| eccentricity_median | 0.006 |
| inclination_deg_median | 56.668 |
| n_snaps | 152 |
| span_days | 129.592 |
| mean_motion_first | 2.006 |
| mean_motion_last | 2.006 |
| delta_mean_motion | -0.000 |
| altitude_first_km | 20182.503 |
| altitude_last_km | 20182.791 |
| decay_rate_rev_day2 | -0.000 |
| altitude_decay_km_day | 0.002 |
| 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 | 2026-04-02T05:34:58.319616+00:00 |
| last_utc | 2026-08-09T19:46:59.987424+00:00 |
| last_fix_utc | 2026-08-09T19:46:59.987424+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T05:34:58.319616+00:00","mean_motion":2.00560298,"altitude_km":20182.503,"eccentricity":0.006174,"inclination_deg":56.624},{"utc":"2026-04-03T16:26:38.383872+00:00","mean_motion":2. |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/45854.json