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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 29 May
To: solar-daily@lut.fi
Date: Sun, 30 May 93 9:30:29 MDT
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 29 MAY 93
                    ---------------------------------------


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

NO M(3000)F2 DATA PRESENTLY AVAILABLE


MINIMUM OBSERVED FREQUENCIES - FMIN (MHz)
-----------------------------------------

NO FMIN DATA PRESENTLY AVAILABLE


CRITICAL SPORADIC E-LAYER FREQUENCIES - Es (MHz)
------------------------------------------------

NO CRITICAL SPORADIC E-LAYER DATA PRESENTLY AVAILABLE


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

NO CRITICAL F2-LAYER DATA PRESENTLY AVAILABLE


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

NO MUF(3000)F2 DATA PRESENTLY AVAILABLE


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

      PAL  SHE  OSA  TAO  CNV  BOU  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  440  190       280  220   25  340
01Z:  420            320  210   27  340
02Z:  430            400  200       340
03Z:  490            400  190   14  340
04Z:  450  240       410  190       320
05Z:  460  250       430  200       320
06Z:  300            470  190       310
07Z:  190            470  160       310
08Z:  160            480  150       300
09Z:  140  140       450  130       260
10Z:  130            410  120       240
11Z:  140  130       320  140       240
12Z:  140  130       250  200       250
13Z:  130  120       200  260       250
14Z:  120  120       170  260       270
15Z:  110   97       150  260       300
16Z:  120   99       150  270       340
17Z:  180  110       130  290       380
18Z:  230   60       120  310       410
19Z:  280   83       120  350       440
20Z:  310  120       110  380       430
21Z:  350  120       140            410
22Z:  370  150       230  370       380
23Z:  410  180       290  350       350


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

PAL = Palehua HI                 USA                 (N21W158)
SHE = Shemya AK                  USA                 (N52E174)
OSA = Osan AB                    Korea               (N37E127)
TAO = Taoyuan                    Taiwan              (N25E121)
CNV = Cape Canaveral FL          USA                 (N28W080)
BOU = Boulder CO                 USA                 (N40W105)
ANC = Anchorage AK               USA                 (N61W150)


DESCRIPTIVE CODES WHICH MAY APPEAR IN THE FOF2, M(3000), OR SID 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


     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.


