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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: <9212200032.AA08004@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 19 December
Date: Sat, 19 Dec 92 17:32:36 MST
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 18 DEC 92
                    ---------------------------------------


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

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


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

      UPS  POI  OTI
     ---- ---- ----
00Z:       4.0
01Z:  2.4  3.3
02Z:  2.3  3.0
03Z:       3.0
04Z:  2.1  2.7
05Z:  2.4  2.9
06Z:       2.9
07Z:       3.2
08Z:
09Z:
10Z:
11Z:
12Z:
13Z:            6.8
14Z:            9.1
15Z:           10.5
16Z:           11.6
17Z:           11.6
18Z:           11.4
19Z:
20Z:
21Z:
22Z:
23Z:


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

      UPS
     ----
00Z:
01Z:  7.0
02Z:  6.6
03Z:
04Z:  6.0
05Z:  7.0
06Z:
07Z:
08Z:
09Z:
10Z:
11Z:
12Z:
13Z:
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:

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.


