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The Dexes / Satellite Decay / 46275

CelestialObjectDex · Satellite Decay

ATHENA

46275 · 2026-04-03T03:22:21Z

Fixes
231
Observations
231
Altitude — track
231 measured points · 2026-04-032026-08-09
Mean motion — track
231 measured points · 2026-04-032026-08-09

The record

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

start_utc2026-04-03T03:22:21.259776+00:00
end_utc2026-08-09T17:14:58.341120+00:00
familycelestialdex
norad_id46,275
object_nameATHENA
groupactive
eccentricity_median0.000
inclination_deg_median97.192
n_snaps231
span_days128.578
mean_motion_first15.470
mean_motion_last15.504
delta_mean_motion0.034
altitude_first_km425.540
altitude_last_km415.523
decay_rate_rev_day20.000
altitude_decay_km_day-0.078
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_utc2026-04-03T03:22:21.259776+00:00
last_utc2026-08-09T17:14:58.341120+00:00
last_fix_utc2026-08-09T17:14:58.341120+00:00
provisionalfalse
track[{"utc":"2026-04-03T03:22:21.259776+00:00","mean_motion":15.46988975,"altitude_km":425.54,"eccentricity":0.00009711,"inclination_deg":97.1982},{"utc":"2026-04-03T17:20:39.310944+00:00","mean_motion":1
total_sensor_hits0

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/46275.json

ATHENA — Satellite Decay — TerraPulse