The Dexes / Satellite Decay / 47487
CelestialObjectDex · Satellite Decay
ASTROCAST-0103
47487 · 2026-04-03T03:31:09Z
Fixes
50
Observations
50
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T03:31:09.906816+00:00 |
|---|---|
| end_utc | 2026-05-03T00:31:21.005760+00:00 |
| family | celestialdex |
| norad_id | 47,487 |
| object_name | ASTROCAST-0103 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.254 |
| n_snaps | 50 |
| span_days | 29.875 |
| mean_motion_first | 15.801 |
| mean_motion_last | 16.304 |
| delta_mean_motion | 0.503 |
| altitude_first_km | 330.185 |
| altitude_last_km | 191.514 |
| decay_rate_rev_day2 | 0.011 |
| altitude_decay_km_day | -3.136 |
| 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 | 2026-04-03T03:31:09.906816+00:00 |
| last_utc | 2026-05-03T00:31:21.005760+00:00 |
| last_fix_utc | 2026-05-03T00:31:21.005760+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T03:31:09.906816+00:00","mean_motion":15.80090406,"altitude_km":330.185,"eccentricity":0.00042814,"inclination_deg":97.259},{"utc":"2026-04-03T17:11:52.276992+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/47487.json