The Dexes / Satellite Decay / 69860

CelestialObjectDex · Satellite Decay

QIANFAN-231

69860 · 2026-07-14T04:08:55Z

Fixes
46
Sensor hits
0
Observations
46
Altitude — track
46 measured points · 2026-07-142026-08-09
Mean motion — track
46 measured points · 2026-07-142026-08-09

The record

Everything the slot carries, as measured. Series arrays are drawn above and listed here in full.

start_utc2026-07-14T04:08:55.023648+00:00
end_utc2026-08-09T20:35:42.281664+00:00
familycelestialdex
norad_id69,860
object_nameQIANFAN-231
groupactive
eccentricity_median0.003
inclination_deg_median89.006
n_snaps46
span_days26.685
mean_motion_first14.261
mean_motion_last14.067
delta_mean_motion-0.193
altitude_first_km804.812
altitude_last_km870.529
decay_rate_rev_day2-0.007
altitude_decay_km_day2.206
decay_notemean_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_utc2026-07-14T04:08:55.023648+00:00
last_utc2026-08-09T20:35:42.281664+00:00
last_fix_utc2026-08-09T20:35:42.281664+00:00
provisionalfalse
track[{"utc":"2026-07-14T04:08:55.023648+00:00","mean_motion":14.2609538,"altitude_km":804.812,"eccentricity":0.0030404,"inclination_deg":89.0069},{"utc":"2026-07-14T14:15:09.379584+00:00","mean_motion":14

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/69860.json

QIANFAN-231 — Satellite Decay — TerraPulse