The Dexes / Satellite Decay / 44850

CelestialObjectDex · Satellite Decay

COSMOS 2544 [GLONASS-M]

44850 · 2026-04-02T11:28:37Z

Fixes
125
Sensor hits
0
Observations
125
Altitude — track
125 measured points · 2026-04-022026-08-07
Mean motion — track
125 measured points · 2026-04-022026-08-07

The record

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

start_utc2026-04-02T11:28:37.465824+00:00
end_utc2026-08-07T04:17:23.486784+00:00
familycelestialdex
norad_id44,850
object_nameCOSMOS 2544 [GLONASS-M]
groupactive
eccentricity_median0.001
inclination_deg_median65.571
n_snaps125
span_days126.701
mean_motion_first2.131
mean_motion_last2.131
delta_mean_motion0.000
altitude_first_km19131.098
altitude_last_km19129.807
decay_rate_rev_day20.000
altitude_decay_km_day-0.002
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_utc2026-04-02T11:28:37.465824+00:00
last_utc2026-08-07T04:17:23.486784+00:00
last_fix_utc2026-08-07T04:17:23.486784+00:00
provisionalfalse
track[{"utc":"2026-04-02T11:28:37.465824+00:00","mean_motion":2.13086826,"altitude_km":19131.098,"eccentricity":0.00130768,"inclination_deg":65.5087},{"utc":"2026-04-08T02:37:31.371168+00:00","mean_motion"

Provenance

  • celestrak

Storage: dossier · celestial_storehouse/satellite_decay/44850.json

COSMOS 2544 [GLONASS-M] — Satellite Decay — TerraPulse