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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: <9302272224.AA20901@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 19 February
Date: Sat, 27 Feb 93 15:24:51 MST
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 19 FEB 93
                    ---------------------------------------


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

     BOU  UPS
     ---  ---
00Z: 3.2
01Z: 3.3
02Z: 3.3
03Z: 3.0
04Z: 3.4  2.5
05Z: 3.0  2.8
06Z: 3.0
07Z: 2.9
08Z: 2.8
09Z: 2.8
10Z: 3.0
11Z: 3.1
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  OTI
     ---- ---- ---- ----
00Z:  9.0  5.0  4.3
01Z:  7.2  4.8  4.4
02Z:  6.2  4.6  4.1
03Z:  3.8       4.0
04Z:  4.0  2.0  3.9
05Z:  2.7  2.2  3.0
06Z:  2.8       3.2
07Z:  3.1       4.9
08Z:  3.3
09Z:  3.9
10Z:  4.3
11Z:  4.2
12Z:  3.0
13Z:  3.4
14Z:                 8.0
15Z:                 8.0
16Z:                 8.8
17Z:                10.3
18Z:                10.3
19Z:
20Z:
21Z:
22Z:
23Z:


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

      BOU  UPS
     ---- ----
00Z: 29.2
01Z: 24.1
02Z: 20.5
03Z: 11.2
04Z: 13.6  5.1
05Z:  8.1  6.1
06Z:  8.3
07Z:  9.0
08Z:  9.4
09Z: 10.9
10Z: 12.7
11Z: 13.0
12Z:  9.1
13Z: 10.4
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)
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.


