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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: <9212221128.AA19562@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 21 December
Date: Tue, 22 Dec 92 4:28:30 MST
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 21 DEC 92
                    ---------------------------------------


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

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


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

      POI  BOU
     ---- ----
00Z:  4.1  7.6
01Z:  4.0  5.6
02Z:  3.6  3.9
03Z:  3.3  4.1
04Z:  3.0  2.9
05Z:  3.2  2.7
06Z:  3.1  2.9
07Z:  3.9  3.8
08Z:       3.4
09Z:       3.4
10Z:        A
11Z:        A
12Z:        A
13Z:       3.3
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU
     ----
00Z: 23.9
01Z: 18.8
02Z: 13.5
03Z: 13.3
04Z:  8.8
05Z:  7.8
06Z:  8.3
07Z: 11.8
08Z: 10.0
09Z:  9.7
10Z:   A
11Z:   A
12Z:   A
13Z: 10.1
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

NO TEC OBSERVATIONS PRESENTLY AVAILABLE


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

POI = Poitiers                   France              (N46E000)
BOU = Boulder CO                 USA                 (N40W105)


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.


