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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9306281728.AA27329@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 27 June
To: solar-daily@lut.fi
Date: Mon, 28 Jun 93 11:28:06 MDT
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Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 27 JUN 93
                    ---------------------------------------


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

     MUR  ASH  SAL  DIX  KHA  MAG  TOM  MAU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1       2.8            2.8       2.6  3.2  2.8  3.3  3.2   F        2.6  3.5  3.4
01Z: 2.6       2.9       2.7  2.8  3.1  2.5  3.1  2.9  2.9  3.1   A        2.6  3.2   B
02Z: 2.6       2.7            2.8  2.9  2.8  3.0  3.1  3.0  3.2  2.9       2.8  3.3  3.5
03Z: 2.6       2.8  2.6  2.9  3.0  2.9  2.8  3.1  2.9  3.0  3.0  3.0       2.9  2.8  3.0
04Z: 2.6       2.7       2.9       2.9  3.0  3.6  3.0  2.9  2.8  3.1       3.1  2.9   B
05Z: 2.8  1.8  2.8       2.8  2.8  2.9  3.1  3.4  2.6  2.9  2.7   F        3.1  2.8   B
06Z:      2.2  2.8       2.9  3.0  2.8  3.0  3.0  2.8       2.7            3.1  2.8   B
07Z:      2.2  2.8            2.9  3.0  2.8  2.9  2.6  2.9  2.8            2.9  2.8   B
08Z:      2.4  2.7       2.8  2.9  3.1  2.8  3.2  3.0  2.9  3.0            2.8  2.7   B
09Z:      3.0  2.7       2.9  3.0  2.9  2.9  2.6  2.9  4.1  3.3            2.9  2.6  2.9
10Z: 2.8  2.4  2.8       2.9  3.0  2.8  3.0  2.7  3.1  2.8  3.1            3.0  2.8   A
11Z: 2.8  3.3  2.8            3.0  3.0  2.8  2.6  2.8  2.5   A             2.8  3.0   B
12Z: 2.9  2.8  3.1       2.9  2.8  3.1  3.0  2.7  2.9  2.9  2.9            3.0  3.1   B
13Z: 2.9            2.9  2.8  3.0       3.1  2.9  3.1  2.5  2.8       2.8  3.1  3.2   B
14Z: 2.9            2.7  2.9  3.3       3.0  3.1  3.4  3.0  2.9       2.7  2.9  2.9   A
15Z: 3.1       3.1  3.1  3.0  3.0  3.1  3.0  2.6  2.7  2.7  2.8       2.6  3.0  2.9   A
16Z: 3.1       3.0       2.6  2.9  2.8  3.0  2.9  3.0  2.5  3.1       2.5  3.0  2.9   B
17Z: 2.9       3.1       2.6  2.8  2.9  2.8   A   2.7  2.6  3.0       2.8  2.8  2.9   B
18Z: 3.0       2.9       2.6  2.8  2.8        A   2.9  2.7  3.0       2.8       2.9  3.0
19Z:                                         2.6  2.8  2.7  3.1       2.8       2.9  3.1
20Z:                                         2.8  2.9  3.5  2.9       2.8       2.8  3.2
21Z:                                         3.1  3.0  3.4  3.0       2.7       2.8   A
22Z:                                         3.1  2.9  3.1  3.2   F             2.9  3.1
23Z:                                         4.2  2.9  2.8  3.5   F             3.0   B
=========================================
Estimated Average Global M(3000)F2:  2.91.


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

     MUR  ASH  SAL  DIX  KHA  MAG  TOM
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0       1.0  1.0  1.1  1.0
01Z: 1.0       1.0  1.6  1.5  1.0  1.0
02Z: 1.0       1.0  1.0  1.2  1.0  1.0
03Z: 1.0       1.0  1.0  1.1  1.0  1.0
04Z: 1.0       1.0       1.6  1.0  1.0
05Z: 1.3  2.9  1.0       1.4  1.0  1.0
06Z: 1.0  2.9  1.0       1.5  1.0  1.0
07Z: 1.0  2.8  1.0       1.3  1.0  1.0
08Z: 1.0  2.9  1.0       1.5  1.0  1.0
09Z: 1.0  3.1  1.0       1.3  1.0  1.0
10Z: 1.0  2.0  1.0       1.2  1.1  1.0
11Z: 1.0  2.8  1.0       1.0  1.0  1.0
12Z: 2.3  3.2  1.0  1.0  1.0  1.0  1.0
13Z: 1.5            1.0  1.0  1.0  1.0
14Z: 1.0            1.0  1.0  1.0
15Z: 1.0       1.8  1.0  1.0  1.0  1.0
16Z: 1.0       1.0  1.6  1.0  1.0  1.0
17Z: 1.0       1.0  1.4  1.0  1.0  1.0
18Z: 2.0       1.0  1.0  1.0  1.0  1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  DIX  KHA  MAG  TOM
     ---  ---  ---  ---  ---  ---  ---
00Z: 4.0            4.8  6.5  4.1
01Z: 3.0            4.0       3.7  3.4
02Z:                3.3  7.4  3.7  5.0
03Z:                     4.1  3.8  3.9
04Z:                     4.1  3.5  3.8
05Z:      4.4            5.7  3.3  5.0
06Z:      4.2  3.6       5.3  1.9  5.5
07Z:      4.4  3.5       7.8  3.2
08Z:      6.0  3.5       5.8  3.2  5.0
09Z: 4.1  4.4            4.5  3.5  5.0
10Z:      4.0            3.4  2.4  4.0
11Z:      3.7  4.0        11  2.0  4.0
12Z:      3.7  4.0       7.0  1.8  6.0
13Z:                3.3  6.8       8.0
14Z:                3.3  2.8
15Z:           3.7  3.3  3.2       7.8
16Z:           4.3  4.2  3.8       3.4
17Z:           2.6  4.2  3.0  1.3  3.7
18Z:           2.1  3.5  2.9  2.1  4.4
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  DIX  KHA  MAG  TOM  MAU  CAM  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  5.0       5.1  5.0       5.6       9.8  7.0  6.5  7.1  4.7  8.0   F        9.8  6.1  5.8  6.6
01Z:  5.0       5.2  5.2  6.4  5.6  6.4  9.8  7.3  6.2  6.8  5.6  8.2   A        9.8  6.9   B   5.6
02Z:  5.0       5.3  5.0       5.5  6.3 10.5  7.6  7.3  6.2  5.2  7.5  5.9      10.5  5.6  5.8   B
03Z:  5.0       5.9  5.5  6.6  5.7  6.7 10.8  7.7  6.7  5.0  5.6  7.8  6.3      10.8  5.7  5.8   B
04Z:  5.0       5.9       6.3  5.3  7.0 11.2  7.2  7.0  4.7  5.4  7.5  5.2      11.2  5.7   B   5.4
05Z:  5.8  6.8  6.0       5.9  5.6  7.0 10.2  7.6  5.7  4.5  5.3  6.7  5.7      10.2  5.5   B    B
06Z:  5.8  7.2  6.0       6.3  5.6  6.8  9.1  6.9  5.2  4.0       7.7            9.1  5.1   B   6.0
07Z:  5.9  8.5  5.8            5.6  6.4  8.5  6.4  5.9  4.1  5.6  9.1            8.5  4.8   B    A
08Z:  5.8  8.5  5.6       6.0  5.8  6.4  8.5  4.8  4.8  4.2  4.1 10.4            8.5  4.3   B   5.2
09Z:  6.1  7.2  5.9       6.4  6.2  6.3  8.4  3.6  4.9  4.6  5.5  8.5            8.4  4.1  5.4   A
10Z:  6.1  7.5  6.2       6.6  6.6  6.4  8.1  3.5  4.7  5.0  4.8  7.7            8.4  5.1   A   6.2
11Z:  6.3  8.1  5.9            6.6  6.7  7.6  3.7  5.0  5.4  6.0   A             7.6  5.7   B   7.4
12Z:  5.3  7.2  6.0  5.2  7.5  7.3  6.5  7.0       4.3  5.4  5.3  6.5            7.0  6.5   B   7.5
13Z:  6.2            5.5  7.5  7.4       6.6       4.8  5.9  5.2  6.9       5.2  6.6  6.6   B   6.8
14Z:  5.8            6.0  7.6  7.1       5.6  3.4  5.3  5.5  5.8  6.8       5.2  5.5  6.4   A   7.4
15Z:  6.0       5.6  5.5  7.0  6.1  6.3  5.6       5.9  5.8  5.4  6.7       5.3  5.6  6.6   A    A
16Z:  6.0       6.0       6.4  5.8  6.5  4.8       6.6  5.6  6.1  6.6       5.3  4.8  6.7   B   6.9
17Z:  5.8       5.7       5.9  5.5  6.4  5.6  3.7   A   6.1  5.9  6.8       5.9  5.6  6.8   B   7.0
18Z:  5.3       5.5  5.0  5.7  5.5  6.6       3.9   A   6.1  6.0  6.5       5.7       6.8  6.2  7.4
19Z:                                          4.6  6.3  5.9  5.6  5.9       6.0       6.6  6.2  7.4
20Z:                                          2.9  6.9  6.0  4.7  6.0       5.6       6.4  5.7  6.9
21Z:                                          4.6  6.3  6.1  4.8  5.9       5.8       6.7   A   7.8
22Z:                                          6.2  7.9  6.2  5.3  6.9   F             7.1  6.2  7.0
23Z:                                          6.6  7.4  6.4  5.6  8.4   F             7.6   B   6.4
=========================================
Estimated Average Global foF2:  6.30 MHz.


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

      MUR  ASH  SAL  DIX  KHA  MAG  TOM  MAU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 15.5      14.3           15.7      25.5 20.8 19.9 15.5 25.6   F       25.5 21.4 19.7
01Z: 13.0      15.1      17.3 15.7 19.8 25.0 19.2 19.7 16.2 25.4   A       25.5 22.1   B
02Z: 13.0      14.3           15.4 18.3 29.4 21.9 19.2 15.6 24.0 17.1      29.4 18.5 20.3
03Z: 13.0      16.5 14.3 19.1 17.1 19.4 30.8 20.8 14.5 16.8 23.4 18.9      31.3 16.0 17.4
04Z: 13.0      15.9      18.3      20.3 34.2 25.2 14.1 15.7 21.0 16.1      34.7 16.5   B
05Z: 16.2 12.2 16.8      16.5 15.7 20.3 31.6 19.4 11.7 15.4 18.1   F       31.6 15.4   B
06Z:      15.8 16.8      18.3 16.8 19.0 27.8 15.6 11.2      20.8           28.2 14.3   B
07Z:      18.7 16.2           16.2 19.2 24.2 17.1 10.7 16.2 25.5           24.7 13.4   B
08Z:      20.4 15.1      16.8 16.8 19.8 23.8 15.4 12.6 11.9 31.2           23.8 11.6   B
09Z:      21.6 15.9      18.6 18.6 18.3 24.4 12.7 13.3 22.5 28.0           24.4 10.7 15.7
10Z: 17.1 18.0 17.4      19.1 19.8 17.9 23.9 12.7 15.5 13.4 23.9           25.2 14.3   A
11Z: 17.6 26.7 16.5           19.8 20.1 21.3 13.0 15.1 15.0   A            21.3 17.1   B
12Z: 15.4 20.2 18.6      21.8 20.4 20.1 21.0 11.6 15.7 15.4 18.9           21.0 20.1   B
13Z: 18.0           16.0 21.0 22.2      20.5 13.9 18.3 13.0 19.3      14.6 20.5 21.1   B
14Z: 16.8           16.2 22.0 23.4      16.8 16.4 18.7 17.4 19.7      14.0 16.0 18.6   A
15Z: 18.6      17.4 17.0 21.0 18.3 19.5 16.8 15.3 15.7 14.6 18.8      13.8 16.8 19.1   A
16Z: 18.6      18.0      16.6 16.8 18.2 14.4 19.1 16.8 15.2 20.5      13.2 14.4 19.4   B
17Z: 16.8      17.7      15.3 15.4 18.6 15.7   A  16.5 15.3 20.4      16.5 15.7 19.7   B
18Z: 15.9      16.0      14.8 15.4 18.5        A  17.7 16.2 19.5      16.0      19.7 18.6
19Z:                                         16.4 16.5 15.1 18.3      16.8      19.1 19.2
20Z:                                         19.3 17.4 16.4 17.4      15.7      17.9 18.2
21Z:                                         19.5 18.3 16.3 17.7      15.7      18.8   A
22Z:                                         24.5 18.0 16.4 22.1   F            20.6 19.2
23Z:                                         31.1 18.6 15.7 29.4   F            22.8   B
===============================================
Estimated Average Global MUF(3000)F2: 18.33 MHz.


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

      TAO  PAL  SHE  OSA  CNV  BOU  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  280  370            250  260  190
01Z:  340  390  160       230  250  180
02Z:       400  160       170  240  170
03Z:       400  170       160  230  160
04Z:       400  190       140  210  160
05Z:       360  170       110  200  170
06Z:       300  170       120  190  170
07Z:       250  130       110  170  180
08Z:       230  130       100       170
09Z:  350  220  120        83  180  160
10Z:  230  210  120        81  180  150
11Z:  150  180  140        99  170  140
12Z:  180  140  170            190  130
13Z:  140  120  160            220  130
14Z:  120   94  160       240  250  140
15Z:  100   79  160       280  280  170
16Z:  110   93  160       300  300  210
17Z:  110  150  140       280  330  250
18Z:  110  230   85       280  310  280
19Z:   98  270   45       290  310  300
20Z:  110  290   29       290  310  270
21Z:  150  330   57       280       240
22Z:  230  360   96       260  300  220
23Z:  290  370  140       280  290  150


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

MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
DIX = Dixon                      USSR                (N74E081)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
TOM = Tomsk                      USSR                (N56E085)
MAU = Maui HI                    USA                 (N20W157)
CAM = Camden                     Australia           (S34E151)
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)
KEA = Keakawapu HI               USA                 (N20W156)
RAM = Ramey AFB                  Puerto Rico         (N18W067)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
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.


