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EISCAT > EISCAT Tromsø Observatory  > Heating Facility   > DN > EISCAT Tromsø Dynasonde: Ionogram 2026-04-21 18:00 disclaimer | copyright 
Item 1257 of 1444 Analysis Date & Time 2026-04-21 18:01:56 UT From File TR2604211800 Index page previous Next page
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TROMSO NORWAY DYNASONDE
26-04-21 1800UT 15°E 8pBP6It0
DoY=111.75000 File=TR943809.BPG

Profile Parameters
 fpMax, MHz Hmax, km ScHt, km
E 3.317 134.481 23.016
F 3.932 202.056 62.296

TEC Parameters (1.0 TECu = 1016 el/m2 col)
bTEC tTEC aTEC
1.564 3.368 4.932

Vector Velocities (m/s)
  VX VY VZ VM VB
E -68.8±57.8 -79.1±25.9 11.8±74.1 27.9±76.3 -74.9±18.4
F -587.8±97.6 -92.4±23.4 61.8±213.9 79.6±205.5 -77.6±63.8

Irregularity Parameters
  SPINSPAM
E 0 0
F 0 0

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