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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: <9301290753.AA22962@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 28 January
Date: Fri, 29 Jan 93 0:53:36 MST
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 28 JAN 93
                    ---------------------------------------


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

     BOU
     ---
00Z: 3.5
01Z: 3.4
02Z: 3.3
03Z: 3.2
04Z: 3.4
05Z: 3.1
06Z: 2.8
07Z: 2.8
08Z: 2.9
09Z: 3.0
10Z: 3.2
11Z: 3.1
12Z: 3.0
13Z: 2.9
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU  POI  OTI
     ---- ---- ----
00Z:  7.1  3.7
01Z:  4.9  3.9
02Z:  3.4  3.5
03Z:  3.2  2.8
04Z:  2.2  2.6
05Z:  2.3  2.3
06Z:  2.5  2.6
07Z:  2.7  3.8
08Z:  3.1
09Z:  3.1
10Z:  3.3
11Z:  3.1
12Z:  3.1
13Z:  3.1       5.1
14Z:            6.1
15Z:
16Z:            7.3
17Z:            7.5
18Z:            7.1
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU
     ----
00Z: 24.5
01Z: 16.7
02Z: 11.2
03Z: 10.4
04Z:  7.5
05Z:  7.1
06Z:  7.1
07Z:  7.6
08Z:  9.0
09Z:  9.3
10Z: 10.6
11Z:  9.6
12Z:  9.1
13Z:  9.0
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.



