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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: <9301290738.AA21422@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 27 January
Date: Fri, 29 Jan 93 0:38:53 MST
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 27 JAN 93
                    ---------------------------------------


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

     BOU
     ---
00Z: 3.2
01Z: 3.6
02Z: 3.5
03Z: 3.2
04Z: 3.2
05Z: 3.0
06Z: 2.8
07Z: 2.9
08Z: 2.9
09Z: 2.9
10Z: 3.0
11Z: 3.4
12Z: 3.2
13Z: 2.8
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU  UPS  POI  OTI
     ---- ---- ---- ----
00Z:  7.1       3.5
01Z:  5.0       3.5
02Z:  3.7       3.5
03Z:  3.0       3.5
04Z:  2.7       3.0
05Z:  2.7       2.6
06Z:  2.8  2.5  2.6
07Z:  2.9  3.4  3.8
08Z:  3.2  4.9  5.5
09Z:  3.4  6.0  6.9
10Z:  3.6  6.5  8.2
11Z:  3.4  7.6  8.2
12Z:  2.7  8.3  6.9
13Z:  2.6  7.3  7.8  5.3
14Z:  3.5       9.0  6.0
15Z:  6.0  5.7  8.0  7.5
16Z:  6.9  5.0  6.5  7.2
17Z:  7.3  3.5  6.4  8.0
18Z:  7.8  2.2  5.1  8.1
19Z:  8.0       3.8  8.3
20Z:  8.0       3.4  8.1
21Z:  8.0       3.0  7.3
22Z:  7.5       3.5
23Z:  8.5       3.6


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

      BOU
     ----
00Z: 23.1
01Z: 18.0
02Z: 12.8
03Z:  9.6
04Z:  8.5
05Z:  8.1
06Z:  8.0
07Z:  8.4
08Z:  9.3
09Z:  9.9
10Z: 11.0
11Z: 11.6
12Z:  8.6
13Z:  7.4
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)
UPS = Uppsala                    Sweden              (N60E018)
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.



