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EISCAT > EISCAT Tromsø Observatory  > Heating Facility   > DN > EISCAT Tromsø Dynasonde: Ionogram 2025-10-09 04:12 disclaimer | copyright 
Item 1444 of 1444 Analysis Date & Time 2025-10-09 04:13:57 UT From File TR2510090412 Index page previous Last ionogram
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TROMSO NORWAY DYNASONDE
25-10-09 0412UT 15°E 8pBP6It0
DoY=282.17499 File=TR811843.BPG

Profile Parameters
 fpMax, MHz Hmax, km ScHt, km
E 0 0 0
F 3.128 348.209 59.648

TEC Parameters (1.0 TECu = 1016 el/m2 col)
bTEC tTEC aTEC
0.94 2.041 2.981

Vector Velocities (m/s)
  VX VY VZ VM VB
E 12.8±25.8 13.1±24.9 -14.8±75.2 -17.2±78.1 9.7±12.8
F 9.8±25.6 69.9±6.7 -15.7±24 -29.9±22.7 65.2±10.2

Irregularity Parameters
  SPINSPAM
E 0 0
F 0 0

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