The Dexes / Satellite Decay / 66298
CelestialObjectDex · Satellite Decay
SEMI-1P
66298 · 2026-04-03T11:32:32Z
Fixes
189
Observations
189
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| start_utc | 2026-04-03T11:32:32.598240+00:00 |
|---|---|
| end_utc | 2026-08-23T22:46:45.458400+00:00 |
| family | celestialdex |
| norad_id | 66,298 |
| object_name | SEMI-1P |
| group | active |
| eccentricity_median | 0.001 |
| inclination_deg_median | 45.382 |
| n_snaps | 189 |
| span_days | 142.468 |
| mean_motion_first | 15.202 |
| mean_motion_last | 15.217 |
| delta_mean_motion | 0.014 |
| altitude_first_km | 505.091 |
| altitude_last_km | 500.839 |
| decay_rate_rev_day2 | 0.000 |
| altitude_decay_km_day | -0.035 |
| 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 | 2026-04-03T11:32:32.598240+00:00 |
| last_utc | 2026-08-23T22:46:45.458400+00:00 |
| last_fix_utc | 2026-08-23T22:46:45.458400+00:00 |
| provisional | false |
| track | [{"utc":"2026-04-03T11:32:32.598240+00:00","mean_motion":15.20248441,"altitude_km":505.091,"eccentricity":0.00117756,"inclination_deg":45.3801},{"utc":"2026-04-04T20:39:39.401280+00:00","mean_motion": |
| total_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66298.json