The Dexes / Satellite Decay / 56950
CelestialObjectDex · Satellite Decay
BLACKJACK ACES-3
56950 · 2026-04-03T15:10:53Z
Fixes
229
Observations
229
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T15:10:53.245344+00:00 |
|---|---|
| end_utc | 2026-08-09T08:10:06.571776+00:00 |
| family | celestialdex |
| norad_id | 56,950 |
| object_name | BLACKJACK ACES-3 |
| group | active |
| eccentricity_median | 0.000 |
| inclination_deg_median | 97.620 |
| n_snaps | 229 |
| span_days | 127.708 |
| mean_motion_first | 15.181 |
| mean_motion_last | 15.189 |
| delta_mean_motion | 0.008 |
| altitude_first_km | 511.653 |
| altitude_last_km | 509.262 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.018 |
| 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 | 2026-04-03T15:10:53.245344+00:00 |
| last_utc | 2026-08-09T08:10:06.571776+00:00 |
| last_fix_utc | 2026-08-09T08:10:06.571776+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T15:10:53.245344+00:00","mean_motion":15.18076968,"altitude_km":511.653,"eccentricity":0.00020405,"inclination_deg":97.6061},{"utc":"2026-04-04T07:00:02.859264+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/56950.json