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From: oler@rho.uleth.ca (Cary Oler)
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
Message-Id: <9302130836.AA29353@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 12 February
Date: Sat, 13 Feb 93 1:36:17 MST
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 12 FEB 93
                    ---------------------------------------


M-FACTORS FOR 3000 KM DISTANCES - M(3000)F2
-------------------------------------------

     BOU
     ---
00Z: 3.2
01Z: 3.2
02Z: 3.1
03Z: 3.2
04Z: 3.1
05Z: 3.0
06Z: 2.8
07Z: 2.8
08Z: 2.9
09Z: 2.8
10Z: 3.0
11Z: 3.2
12Z: 3.0
13Z: 2.8
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


OBSERVED CRITICAL F2 LAYER FREQUENCIES (MHz)
--------------------------------------------

      BOU  POI  OTI
     ---- ---- ----
00Z:  8.3  3.3
01Z:  7.9  3.1
02Z:  6.0  3.3
03Z:  5.4  3.5
04Z:  3.6  3.3
05Z:  3.2  2.9
06Z:  3.3  2.4
07Z:  3.2  4.6
08Z:  3.3
09Z:  3.1
10Z:  3.4
11Z:  3.6
12Z:  3.2
13Z:  3.2       6.1
14Z:            7.0
15Z:            7.4
16Z:            8.3
17Z:            8.0
18Z:            8.9
19Z:
20Z:
21Z:
22Z:
23Z:


MAXIMUM USABLE FREQUENCIES FOR 3000 KM PATHS (MHz) - MUF(3000)
--------------------------------------------------------------

      BOU
     ----
00Z: 26.1
01Z: 25.7
02Z: 18.6
03Z: 17.6
04Z: 11.2
05Z:  9.4
06Z:  9.4
07Z:  9.0
08Z:  9.6
09Z:  8.5
10Z: 10.0
11Z: 11.3
12Z:  9.8
13Z:  9.1
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


OBSERVED TOTAL IONOSPHERIC ELECTRON CONTENT
-------------------------------------------

NO TEC DATA PRESENTLY AVAILABLE
 

LIST OF REPORTING STATIONS AND THE SATELLITES THEY USE TO MEASURE TEC:

BOU = Boulder CO                 USA                 (N40W105)
POI = Poitiers                   France              (N46E000)
OTI = Ottawa                     Canada              (N45W076)


DESCRIPTIVE CODES WHICH MAY APPEAR IN THE FOF2 AND M(3000) SECTIONS:

          A = Blanketing Sporadic E
          B = Complete Absorption
          C = Equipment Problems
          D = Frequency Higher than Equipment
          E = Frequency Lower than Equipment
          F = Spread Echoes
          G = FOF2 is less than FOF1
          I = Smoothed Value
          R = Attenuation


     TEC values in this experimental daily report have not been checked
     for errors and may occasionally contain a few.  Total electron
     content values are given in units of 10^15 electrons per square meter.


