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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: <9301222232.AA23378@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 21 January
Date: Fri, 22 Jan 93 15:32:35 MST
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 21 JAN 93
                    ---------------------------------------


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

     UPS  BOU
     ---  ---
00Z:      3.5
01Z: 2.7  3.2
02Z: 3.5  3.7
03Z: 3.0  3.3
04Z: 2.8  3.0
05Z: 2.8  3.0
06Z:      2.8
07Z:      2.9
08Z:      2.9
09Z:      2.8
10Z:      3.0
11Z:      3.2
12Z:      2.8
13Z:      2.8
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      UPS  BOU  OTI
     ---- ---- ----
00Z:       7.2
01Z:  2.4  6.8
02Z:  2.3  5.0
03Z:  2.6  2.5
04Z:  2.9  2.3
05Z:  2.7  2.5
06Z:       2.9
07Z:       3.2
08Z:       3.5
09Z:       3.8
10Z:       4.3
11Z:       4.5
12Z:       3.6
13Z:       3.1  4.7
14Z:            5.8
15Z:
16Z:
17Z:            8.0
18Z:            7.7
19Z:
20Z:
21Z:
22Z:
23Z:


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

      UPS  BOU
     ---- ----
00Z:      24.8
01Z:  6.5 22.1
02Z:  7.9 18.2
03Z:  7.9  8.4
04Z:  8.3  6.8
05Z:  7.7  7.4
06Z:       8.3
07Z:       9.3
08Z:      10.2
09Z:      10.8
10Z:      12.9
11Z:      14.4
12Z:       9.9
13Z:       8.8
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:

UPS = Uppsala                    Sweden              (N60E018)
BOU = Boulder CO                 USA                 (N40W105)
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.



