The Dexes / Satellite Decay / 38759
CelestialObjectDex · Satellite Decay
SMDC ONE 1.2
38759 · 2026-04-03T05:03:40Z
Fixes
199
Observations
199
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T05:03:40.232448+00:00 |
|---|---|
| end_utc | 2026-08-09T20:11:52.911168+00:00 |
| family | celestialdex |
| norad_id | 38,759 |
| object_name | SMDC ONE 1.2 |
| group | active |
| eccentricity_median | 0.009 |
| inclination_deg_median | 64.658 |
| n_snaps | 199 |
| span_days | 128.631 |
| mean_motion_first | 15.196 |
| mean_motion_last | 15.218 |
| delta_mean_motion | 0.022 |
| altitude_first_km | 506.972 |
| altitude_last_km | 500.435 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.052 |
| 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 | 2026-04-03T05:03:40.232448+00:00 |
| last_utc | 2026-08-09T20:11:52.911168+00:00 |
| last_fix_utc | 2026-08-09T20:11:52.911168+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T05:03:40.232448+00:00","mean_motion":15.19625459,"altitude_km":506.972,"eccentricity":0.0106861,"inclination_deg":64.6585},{"utc":"2026-04-04T04:45:08.744832+00:00","mean_motion":1 |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/38759.json