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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: <9302280049.AA29068@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 24 February
Date: Sat, 27 Feb 93 17:49:24 MST
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 24 FEB 93
                    ---------------------------------------


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

     BOU  UPS
     ---  ---
00Z: 3.4  2.7
01Z: 3.2  2.8
02Z: 3.2  2.7
03Z: 3.3
04Z: 3.2  2.8
05Z: 3.0  2.8
06Z: 3.2
07Z: 3.0
08Z: 2.8
09Z: 3.0
10Z: 2.8
11Z: 2.9
12Z: 3.0
13Z: 3.0
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU  UPS  POI
     ---- ---- ----
00Z:  8.9  2.1  3.8
01Z:  7.0  1.8  3.8
02Z:  5.5  2.4  3.8
03Z:  4.8       3.6
04Z:  3.9  2.4  3.6
05Z:  3.3  2.1  3.1
06Z:  3.3  4.9  3.1
07Z:  3.2  6.4  5.6
08Z:  3.2  8.7  7.5
09Z:  3.2  8.7  8.1
10Z:  3.3  9.4  9.2
11Z:  3.3  9.8  9.6
12Z:  3.9  9.2 10.0
13Z:  3.5  9.0  9.6
14Z:  5.6  8.7  9.6
15Z:  7.0  8.4  9.3
16Z:  8.3  7.8  8.4
17Z:  8.4  6.1  8.5
18Z:  9.6  4.5  6.7
19Z: 10.1  3.5  5.6
20Z: 10.5       5.0
21Z: 10.9  2.3  4.7
22Z:  9.9  2.3  4.2
23Z:  9.5  2.2  4.1


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

      BOU  UPS
     ---- ----
00Z: 30.3  5.6
01Z: 22.1  4.9
02Z: 17.9  6.4
03Z: 16.1
04Z: 12.3  6.7
05Z: 10.1  6.0
06Z: 10.4
07Z:  9.6
08Z:  9.1
09Z:  9.4
10Z:  9.4
11Z:  9.6
12Z: 11.9
13Z: 10.7
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

NO 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)


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.


