The Dexes / Satellite Decay / 47971
CelestialObjectDex · Satellite Decay
GLOBAL-9
47971 · 2026-04-02T23:59:11Z
Fixes
172
Observations
172
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-02T23:59:11.190912+00:00 |
|---|---|
| end_utc | 2026-08-09T12:07:30.362592+00:00 |
| family | celestialdex |
| norad_id | 47,971 |
| object_name | GLOBAL-9 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 44.982 |
| n_snaps | 172 |
| span_days | 128.506 |
| mean_motion_first | 15.437 |
| mean_motion_last | 15.486 |
| delta_mean_motion | 0.049 |
| altitude_first_km | 435.314 |
| altitude_last_km | 420.792 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.112 |
| 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 | 2026-04-02T23:59:11.190912+00:00 |
| last_utc | 2026-08-09T12:07:30.362592+00:00 |
| last_fix_utc | 2026-08-09T12:07:30.362592+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-02T23:59:11.190912+00:00","mean_motion":15.4366136,"altitude_km":435.314,"eccentricity":0.00039433,"inclination_deg":44.9825},{"utc":"2026-04-03T23:16:56.043840+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47971.json