The Dexes / Satellite Orbital Decay / 66749
CelestialObjectDex · Satellite Orbital Decay
PIAST-S1
66749 · 2026-04-03T11:40:24Z
Fixes
244
Observations
244
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T11:40:24.867552+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T22:13:36.520896+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 66,749 |
| Object nameobject_name | PIAST-S1 |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.000 |
| Inclination deg medianinclination_deg_median | 97.419 |
| Number of snapsn_snaps | 244 |
| Span (days)span_days | 142.440 |
| Mean motion firstmean_motion_first | 15.195 |
| Mean motion lastmean_motion_last | 15.209 |
| Delta mean motiondelta_mean_motion | 0.014 |
| Altitude first (km)altitude_first_km | 507.444 |
| Altitude last (km)altitude_last_km | 503.174 |
| Decay rate rev day2decay_rate_rev_day2 | 0.000 |
| Altitude decay km dayaltitude_decay_km_day | -0.031 |
| 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 | 2026-04-03T11:40:24.867552+00:00 |
| Last UTClast_utc | 2026-08-23T22:13:36.520896+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T22:13:36.520896+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T11:40:24.867552+00:00","mean_motion":15.1946917,"altitude_km":507.444,"eccentricity":0.00018341,"inclination_deg":97.4229},{"utc":"2026-04-03T17:59:44.153376+00:00","mean_motion":1 |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/66749.json