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EISCAT > EISCAT Tromsø Observatory  > Heating Facility   > DN > EISCAT Tromsø Dynasonde: Ionogram 2026-04-21 23:00 disclaimer | copyright 
Item 1109 of 1443 Analysis Date & Time 2026-04-21 23:01:56 UT From File TR2604212300 Index page previous Next page
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TROMSO NORWAY DYNASONDE
26-04-21 2300UT 15°E 8pBP6It0
DoY=111.95834 File=TR943959.BPG

Profile Parameters
 fpMax, MHz Hmax, km ScHt, km
E 0 0 0
F 2.62 253.846 6.204

TEC Parameters (1.0 TECu = 1016 el/m2 col)
bTEC tTEC aTEC
0.187 0.149 0.336

Vector Velocities (m/s)
  VX VY VZ VM VB
E 3.4±54.8 -45.8±38 28.4±90.8 37.2±95.2 -39±24.9
F 21.8±44.2 -100.7±45 94.8±81.4 113.6±88.8 -78.9±27.5

Irregularity Parameters
  SPINSPAM
E 0 0
F 0 0

Analysis Results in Tabular Format
Analysis Results in SAO Format
Housekeeping Information