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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 19 June
To: solar-daily@lut.fi
Date: 	Sun, 20 Jun 1993 05:37:54 +0300
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Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 19 JUN 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  KHA  MAG  MAU  VBG  GOO  EIE  TAO  RES  CHU  ARG  BER  DYS  LEA  TOW  EGL
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z:                               2.8  3.0  3.1  3.1  3.9   C         B   3.1  3.0  3.5  3.4  3.1
01Z:                               2.8  3.1  3.1  3.5  3.0   F         B   3.3   A   3.5       2.9
02Z:                               2.8  2.6  3.2  3.2  2.9   F         B    B   3.5  3.4  3.6  3.3
03Z:                               3.0  3.2  3.2  3.0  2.7   F         B   3.5  4.1  3.3  3.2  4.0
04Z:                               3.2  3.5  3.0  3.0  2.7   F         B    A   3.2  3.3  3.8  3.4
05Z:                               3.4  3.8  2.9  2.8  2.8   F         B   3.0  2.7  3.2  3.3  3.1
06Z:                               3.5  4.0  3.3  3.0  2.7             B   3.0  3.2  3.3  3.5  2.9
07Z:                               3.1  2.7  3.0  3.0  2.8             B   3.1  2.9  3.8       2.8
08Z:                               2.9  3.0  3.2  2.9  3.0             B   2.9  2.8  3.5  3.5  2.8
09Z:                               2.9  2.6  3.1  2.8  3.3             B   3.1  2.6  3.3  3.5  3.0
10Z: 2.9  2.4  3.0  3.1  2.9  3.2  3.0  2.7  3.3  2.9  3.3             B   3.2  2.8  2.5  2.9  2.8
11Z: 3.0       3.0  3.1  3.0  3.2  3.2  2.8  3.3  2.8  3.4             B   3.2  3.0   B        2.9
12Z:           3.1            3.2  2.9  3.2  2.8  3.7  3.3             B   3.4  3.3  3.0  2.9  3.1
13Z:                               3.2  3.3  2.7   A   3.0        R    B   3.6  3.2  2.8       3.3
14Z:                               2.9   A   3.1   A    F         R    B   2.8  3.1  2.8       3.5
15Z:                               2.5  3.8  3.2  4.1  3.1        R    B   3.1  2.9  2.9  3.2  3.0
16Z:                               2.8  2.6  3.0  2.7   F        2.9   B   2.9  2.9  3.1  3.1  2.8
17Z:                               3.1  2.9  3.1  2.7   F        2.7  2.9  3.0  2.8  2.9  3.2  2.8
18Z:                                    3.5  2.8  2.5  .80        R    B   2.8  3.1            2.8
19Z:                                    3.2  2.8  3.8   F         R    B   3.0  2.9  3.1  3.4  3.1
20Z:                                    2.8       2.6   F        2.6       2.9  2.7            2.9
21Z:                                    2.7        A    F        2.7       3.6  3.1       3.6  3.0
22Z:                                    3.0       3.6  3.2   F             3.5  3.1       3.5  2.8
23Z:                                    3.3       2.6  3.5  3.1            3.7  3.1            2.9
=========================================
Estimated Average Global M(3000)F2:  3.08.


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:
01Z:
02Z:
03Z:
04Z:
05Z:
06Z:
07Z:
08Z:
09Z:
10Z: 1.3  2.0  1.0  1.0  3.0  1.1  1.0
11Z: 1.3       1.0  1.0  1.5  1.3  1.1
12Z:           1.0                 1.0
13Z:
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  KHA  MAG
     ---  ---  ---  ---
00Z:
01Z:
02Z:
03Z:
04Z:
05Z:
06Z:
07Z:
08Z:
09Z:
10Z: 4.5  5.5  3.7  2.1
11Z: 7.0       4.6
12Z:
13Z:
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  MAU  VBG  GOO  EIE  TAO  RES  CHU  ARG  BER  DYS  LEA  TOW  EGL
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                                     9.8  6.2  6.8  5.3  5.7   C         B   6.9  6.6  5.8  6.7  5.8
01Z:                                    10.0  6.4  6.8  9.1  5.3   F         B   5.9   A   6.2  6.0  6.6
02Z:                                    10.6  6.5  5.8  4.9  5.9   F         B    B   7.7  6.7  5.6  7.2
03Z:                                    11.6  6.7  5.5  4.9  6.7   F         B   4.9  5.2  7.1  6.2  5.9
04Z:                                    12.4  6.7  4.7  5.1  6.9   F         B    A   5.6  7.1  6.0  5.7
05Z:                                    12.6  7.3  3.6  5.2  7.4   F         B   4.7  4.7  6.4  6.4  5.4
06Z:                                    10.4  5.5  3.0  5.4  8.3             B   4.4  4.0  6.3  7.6  5.6
07Z:                                     7.2  3.9  3.8  4.7  9.2             B   4.8  3.5  6.5       6.2
08Z:                                     6.5  5.3  3.7  4.5 10.4             B   4.5  3.4  5.6  4.1  5.4
09Z:                                     6.5  4.6  4.1  4.4 11.0             B   4.8  3.5  5.6  4.0  5.6
10Z:  6.0  7.1  5.6  6.0  5.3  6.3  5.9  6.5  3.7  4.9  4.7  9.2             B   5.7  3.4  3.0  3.1  5.5
11Z:  6.0       5.5  5.7  5.2  7.3  6.6  6.4  3.9  5.4  4.8  7.9             B   6.6  3.7   B   3.8  5.4
12Z:            5.6                 6.6  5.8  4.5  5.5  4.7  6.9             B   6.7  5.3  3.3  3.1  7.7
13Z:                                     5.9  7.2  5.6   A   6.4        R    B   6.1  5.5  3.1       7.8
14Z:                                     5.2   A   5.7   A    F         R    B   7.0  6.1  3.6  3.5  6.3
15Z:                                     4.3  5.3  5.9  4.6  5.9        R    B   6.2  6.5  3.1  3.9  6.5
16Z:                                     4.0  5.7  5.8  5.3   F        5.2   B   6.7  6.6  3.3  3.8  6.9
17Z:                                     6.7  6.8  5.4  4.8   F        4.9  5.5  7.1  6.7  3.7  3.9  7.6
18Z:                                          7.1  5.5  4.8  8.0        R    B   7.1  7.4       3.1  7.9
19Z:                                          6.7  5.6  4.1   F         R    B   7.2  7.2  3.1  3.6  8.3
20Z:                                          6.8       4.8   F        4.9       7.8  6.5       3.4  7.3
21Z:                                          6.6        A    F        5.5       6.6  6.7       4.8  7.1
22Z:                                          6.4       4.4  5.4   F             5.8  6.5       6.0  7.2
23Z:                                          6.5       4.9  7.4  5.4            5.9  6.0            7.1
=========================================
Estimated Average Global foF2:  5.90 MHz.


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

      MUR  ASH  SAL  TOM  KHA  MAG  MAU  VBG  GOO  EIE  TAO  RES  CHU  ARG  BER  DYS  LEA  TOW  EGL
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                               27.4 18.6 21.1 16.4 22.2   C         B  21.4 19.8 20.3 22.8 18.0
01Z:                               27.5 19.8 21.1 31.9 15.9   F         B  19.5   A  21.7      19.1
02Z:                               29.7 16.9 18.6 15.7 17.1   F         B    B  26.9 22.8 20.2 23.8
03Z:                               35.4 21.4 17.6 14.7 18.1   F         B  17.1 21.3 23.4 19.8 23.6
04Z:                               39.7 23.4 14.1 15.3 18.6   F         B    A  17.9 23.4 22.8 19.4
05Z:                               42.8 27.7 10.4 14.6 20.7   F         B  14.1 12.7 20.5 21.1 16.7
06Z:                               36.4 22.0  9.9 16.2 22.4             B  13.2 12.8 20.8 26.6 16.2
07Z:                               22.3 10.5 11.4 14.1 25.8             B  14.9 10.2 24.7      17.4
08Z:                               18.9 15.9 11.8 13.1 31.2             B  13.1  9.5 19.6 14.3 15.1
09Z:                               18.9 12.0 12.7 12.3 36.3             B  14.9  9.1 18.5 14.0 16.8
10Z: 17.4 17.0 16.8 18.6 18.3 18.9 19.8 10.0 16.2 13.6 30.4             B  18.2  9.5  7.5  9.0 15.4
11Z: 18.0      16.5 17.7 21.9 21.1 20.2 10.9 17.8 13.4 26.9             B  21.1 11.1   B       15.7
12Z:           17.4           21.1 16.8 14.4 15.4 17.4 22.8             B  22.8 17.5  9.9  9.0 23.9
13Z:                               18.9 23.8 15.1   A  19.2        R    B  22.0 17.6  8.7      25.7
14Z:                               15.1   A  17.7   A    F         R    B  19.6 18.9 10.1      22.1
15Z:                               11.0 20.1 18.9 18.9 18.3        R    B  19.2 18.9  9.0 12.5 19.5
16Z:                               11.2 14.8 17.4 14.3   F       15.1   B  19.4 19.1 10.2 11.8 19.3
17Z:                               20.8 19.7 16.7 13.0   F       13.2 16.0 21.3 18.8 10.7 12.5 21.3
18Z:                                    24.9 15.4 12.0  6.4        R    B  19.9 22.9           22.1
19Z:                                    21.4 15.7 15.6   F         R    B  21.6 20.9  9.6 12.2 25.7
20Z:                                    19.0      12.5   F       12.7      22.6 17.6           21.2
21Z:                                    17.8        A    F       14.9      23.8 20.8      17.3 21.3
22Z:                                    19.2      15.8 17.3   F            20.3 20.1      21.0 20.2
23Z:                                    21.4      12.7 25.9 16.7           21.8 18.6           20.6
===============================================
Estimated Average Global MUF(3000)F2: 18.17 MHz.


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

      TAO  PAL  SHE  OSA  CNV  BOU  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  170  320  150       160  150   54
01Z:  200  340   62       160        31
02Z:  220  360   65       160  130   25
03Z:       390   66       120  140   23
04Z:       410   65        91  140   24
05Z:       370   64        88        32
06Z:       270   59        92        36
07Z:       180   25        86        49
08Z:       150  130        72   74   58
09Z:       130  110        75   68   53
10Z:       130  120        72   62   51
11Z:       100  140        74   59   27
12Z:        85  170       120   69   16
13Z:        84  180       160  110  4.6
14Z:        70  180       160  140   11
15Z:        55  180       170        28
16Z:        66  190       200  190   53
17Z:       140  190       240  190   66
18Z:       190            270  210   76
19Z:       220  130       280  200   86
20Z:                           170   82
21Z:       290  150       230  180   91
22Z:       300  180       210  170   76
23Z:       330  190       210  160   61


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

MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
MAU = Maui HI                    USA                 (N20W157)
VBG = Vandenberg AFB CA          USA                 (N34W120)
GOO = Goose Bay                  Canada              (N53W060)
EIE = Eielson AFB AK             USA                 (N64W147)
TAO = Taoyuan                    Taiwan              (N25E121)
RES = Resolute Bay               Canada              (N74W094)
CHU = Churchill                  Canada              (N58W094)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
DYS = Dyess AFB TX               USA                 (N32W099)
LEA = Learmonth                  Australia           (S21E115)
TOW = Townsville                 Australia           (S19E147)
EGL = Eglin AFB FL               USA                 (N30W086)
PAL = Palehua HI                 USA                 (N21W158)
SHE = Shemya AK                  USA                 (N52E174)
OSA = Osan AB                    Korea               (N37E127)
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.


