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The Dexes / Satellite Decay / 69007

CelestialObjectDex · Satellite Decay

BRO-21

69007 · 2026-05-09T04:36:16Z

Fixes
138
Observations
138
Altitude — track
138 measured points · 2026-05-092026-08-09
Mean motion — track
138 measured points · 2026-05-092026-08-09

The record

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

start_utc2026-05-09T04:36:16.555392+00:00
end_utc2026-08-09T17:18:29.774880+00:00
familycelestialdex
norad_id69,007
object_nameBRO-21
groupactive
eccentricity_median0.001
inclination_deg_median97.404
n_snaps138
span_days92.529
mean_motion_first15.201
mean_motion_last15.217
delta_mean_motion0.016
altitude_first_km505.541
altitude_last_km500.592
decay_rate_rev_day20.000
altitude_decay_km_day-0.026
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_utc2026-05-09T04:36:16.555392+00:00
last_utc2026-08-09T17:18:29.774880+00:00
last_fix_utc2026-08-09T17:18:29.774880+00:00
provisionalfalse
track[{"utc":"2026-05-09T04:36:16.555392+00:00","mean_motion":15.20099242,"altitude_km":505.541,"eccentricity":0.0005559,"inclination_deg":97.408},{"utc":"2026-05-09T20:24:11.278656+00:00","mean_motion":15
total_sensor_hits0

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/69007.json

BRO-21 — Satellite Decay — TerraPulse