The Dexes / Satellite Orbital Decay / 43881
CelestialObjectDex · Satellite Orbital Decay
D-STAR ONE (SPARROW)
43881 · 2026-04-03T13:13:19Z
Fixes
205
Observations
205
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T13:13:19.329888+00:00 |
|---|---|
| End UTCend_utc | 2026-08-16T10:26:26.059776+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 43,881 |
| Object nameobject_name | D-STAR ONE (SPARROW) |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.001 |
| Inclination deg medianinclination_deg_median | 97.612 |
| Number of snapsn_snaps | 205 |
| Span (days)span_days | 134.884 |
| Mean motion firstmean_motion_first | 15.591 |
| Mean motion lastmean_motion_last | 16.341 |
| Delta mean motiondelta_mean_motion | 0.750 |
| Altitude first (km)altitude_first_km | 390.227 |
| Altitude last (km)altitude_last_km | 181.522 |
| Decay rate rev day2decay_rate_rev_day2 | 0.004 |
| Altitude decay km dayaltitude_decay_km_day | -1.035 |
| 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 | 2026-04-03T13:13:19.329888+00:00 |
| Last UTClast_utc | 2026-08-16T10:26:26.059776+00:00 |
| Last fix UTClast_fix_utc | 2026-08-16T10:26:26.059776+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T13:13:19.329888+00:00","mean_motion":15.59111477,"altitude_km":390.227,"eccentricity":0.00024475,"inclination_deg":97.6121},{"utc":"2026-04-03T17:50:34.864512+00:00","mean_motion": |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/43881.json