The Dexes / Satellite Orbital Decay / 66294
CelestialObjectDex · Satellite Orbital Decay
SEMI-1L
66294 · 2026-04-03T11:41:13Z
Fixes
183
Observations
183
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T11:41:13.160832+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T02:16:14.844000+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 66,294 |
| Object nameobject_name | SEMI-1L |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.000 |
| Inclination deg medianinclination_deg_median | 45.401 |
| Number of snapsn_snaps | 183 |
| Span (days)span_days | 141.608 |
| Mean motion firstmean_motion_first | 15.203 |
| Mean motion lastmean_motion_last | 15.216 |
| Delta mean motiondelta_mean_motion | 0.013 |
| Altitude first (km)altitude_first_km | 504.982 |
| Altitude last (km)altitude_last_km | 500.960 |
| Decay rate rev day2decay_rate_rev_day2 | 0.000 |
| Altitude decay km dayaltitude_decay_km_day | -0.029 |
| Decay notedecay_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 UTCfirst_utc | 2026-04-03T11:41:13.160832+00:00 |
| Last UTClast_utc | 2026-08-23T02:16:14.844000+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T02:16:14.844000+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T11:41:13.160832+00:00","mean_motion":15.20284476,"altitude_km":504.982,"eccentricity":0.00028223,"inclination_deg":45.4017},{"utc":"2026-04-04T05:02:03.840288+00:00","mean_motion": |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66294.json