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The Dexes / Satellite Decay / 58004

CelestialObjectDex · Satellite Decay

STARLINK-30539

58004 · 2026-04-03T05:36:30Z

Fixes
172
Observations
172
Altitude — track
172 measured points · 2026-04-032026-08-09
Mean motion — track
172 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_utc2026-04-03T05:36:30.390912+00:00
end_utc2026-08-09T15:45:41.699232+00:00
familycelestialdex
norad_id58,004
object_nameSTARLINK-30539
groupactive
eccentricity_median0.000
inclination_deg_median43.003
n_snaps172
span_days128.423
mean_motion_first15.268
mean_motion_last15.276
delta_mean_motion0.008
altitude_first_km485.491
altitude_last_km483.034
decay_rate_rev_day20.000
altitude_decay_km_day-0.007
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_utc2026-04-03T05:36:30.390912+00:00
last_utc2026-08-09T15:45:41.699232+00:00
last_fix_utc2026-08-09T15:45:41.699232+00:00
provisionalfalse
track[{"utc":"2026-04-03T05:36:30.390912+00:00","mean_motion":15.26764736,"altitude_km":485.491,"eccentricity":0.0001658,"inclination_deg":43.0031},{"utc":"2026-04-04T05:09:39.349728+00:00","mean_motion":1
total_sensor_hits0

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/58004.json

STARLINK-30539 — Satellite Decay — TerraPulse