The Dexes / Satellite Orbital Decay / 61561
CelestialObjectDex · Satellite Orbital Decay
QIANFAN-28
61561 · 2026-04-03T13:18:45Z
Fixes
320
Observations
320
The record
Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.
| Start UTCstart_utc | 2026-04-03T13:18:45.251424+00:00 |
|---|---|
| End UTCend_utc | 2026-08-23T21:43:43.282848+00:00 |
| Familyfamily | celestialdex |
| NORAD IDnorad_id | 61,561 |
| Object nameobject_name | QIANFAN-28 |
| Groupgroup | active |
| Eccentricity medianeccentricity_median | 0.001 |
| Inclination deg medianinclination_deg_median | 88.983 |
| Number of snapsn_snaps | 320 |
| Span (days)span_days | 142.351 |
| Mean motion firstmean_motion_first | 14.283 |
| Mean motion lastmean_motion_last | 14.285 |
| Delta mean motiondelta_mean_motion | 0.002 |
| Altitude first (km)altitude_first_km | 797.501 |
| Altitude last (km)altitude_last_km | 796.888 |
| Decay rate rev day2decay_rate_rev_day2 | 0.000 |
| Altitude decay km dayaltitude_decay_km_day | -0.004 |
| 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 | 2026-04-03T13:18:45.251424+00:00 |
| Last UTClast_utc | 2026-08-23T21:43:43.282848+00:00 |
| Last fix UTClast_fix_utc | 2026-08-23T21:43:43.282848+00:00 |
| Provisionalprovisional | false |
| Tracktrack | [{"utc":"2026-04-03T13:18:45.251424+00:00","mean_motion":14.28275492,"altitude_km":797.501,"eccentricity":0.00048144,"inclination_deg":88.9803},{"utc":"2026-04-03T20:02:17.725632+00:00","mean_motion": |
| Total sensor hitstotal_sensor_hits | 0 |
Provenance
- celestrak
Storage: dossier · celestial_storehouse/satellite_decay/61561.json