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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 17 June
To: solar-daily@lut.fi
Date: 	Sun, 20 Jun 1993 02:04:40 +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 17 JUN 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  DIX  MAU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  BER  DYS  LEA  TOW  EGL  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z:                          2.8  3.2  3.1  3.0  3.1  2.7       2.9   A   3.6   A             3.6
01Z:                          3.0  3.2  3.0  3.0  3.1  3.1       3.0  3.4  3.3   A             3.3
02Z:                          3.0  3.2  2.9  2.9  3.1   F        3.1  3.3  3.0  3.2  3.5       3.3
03Z:                          3.1  2.4  3.0  4.0   A   3.0       3.1  2.8  3.1  3.2  3.4       2.9
04Z:                          3.0  3.1  3.0  3.9  2.9  3.1       3.0  2.9  3.1  3.1  3.2       2.9
05Z:                          3.2  3.2  2.8  3.1  2.9   F        3.2  3.0  2.9  2.8  3.4       2.7
06Z:                          3.2  3.2  2.2  3.0  3.0            3.2  3.0   A   2.8  3.0       3.0
07Z:                          3.1  3.3  2.2  3.1   I             3.1  2.7   A   3.0  3.4  3.4  2.5
08Z:                          3.0  3.0  2.7  2.6  3.1            3.1  3.0  2.9  3.0  2.3       2.6
09Z:                          2.8  2.8  3.1  2.8  3.1            2.8  3.1   A   2.9  2.6       2.9
10Z:                          2.8  3.0  3.1  2.8  3.1            2.9  2.8   A   2.8   B        3.3
11Z:                          2.8  3.3  3.6  3.1  3.1            2.9  2.3   A   3.0  3.1       3.2
12Z:                          2.9  3.0  3.0  2.9  2.9            2.9  2.6   A   3.1  3.4  3.0  3.2
13Z:      3.0  3.0  3.1  2.9  3.5  3.0  3.2  2.8  2.9       2.8  3.6   A    A   3.3  3.4  3.0  3.0
14Z: 3.0  3.1  3.2  3.0  3.1  3.3  3.3  3.1  2.9  2.8        R   3.3   A   3.1  2.7  2.9       3.3
15Z: 3.1  2.9  3.3  3.1  3.1  3.0  2.7  3.3  2.8   F         R   3.0   A   3.3  2.9  3.1  3.3  3.6
16Z: 3.0  2.7  3.3  3.0  3.0  3.5  3.2  3.0  3.2   F        3.0  3.5  3.1   B   3.0  3.4  3.1  3.7
17Z: 3.1            3.0  3.1  3.2  3.7  2.9  3.0   F         R   3.2  3.8  2.8  3.2  3.4  3.2  3.1
18Z: 3.1  2.6       3.0  2.8       3.4  3.0  3.0   F        3.0       2.9  2.8  3.0  3.0       3.0
19Z: 3.1  2.8  3.1  3.0            2.8  3.1  3.2  3.0       2.9       2.8   A   2.9  3.4       3.0  2.9  3.0
20Z: 3.0  3.0  3.1  3.0            2.8  3.1  3.1  3.0       2.8       2.9  3.2  2.9  3.4  3.5  2.9  3.0  3.0
21Z: 2.7  2.9  3.1  3.1            2.9  2.9  3.7  2.9       3.0       3.0  3.6  2.8  3.3  3.6  3.1  3.1  2.8
22Z: 2.9  2.8  3.3  3.0            2.9  2.9  3.5  3.1   F             3.0  3.6  3.0  3.4  3.6  3.1  2.8
23Z: 3.1  2.6  3.0  3.1            3.1  3.2  3.3  3.2                 3.1   B   3.3   A        3.0  3.1
=========================================
Estimated Average Global M(3000)F2:  3.06.


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:
01Z:
02Z:
03Z:
04Z:
05Z:
06Z:
07Z:
08Z:
09Z:
10Z:
11Z:
12Z:
13Z: 1.2  2.0  1.0  1.0  1.3
14Z: 1.6  2.0  1.0  1.0  1.2
15Z: 1.4  2.0  1.0  1.0  1.2
16Z: 1.0  2.0  1.0  1.0  1.5
17Z: 1.0  2.0       1.0  1.4
18Z: 1.0  2.0       1.0  1.2
19Z: 1.0  2.0  1.0  1.0  1.4  1.0  1.0
20Z: 1.0  2.0  1.0  1.0       1.0  1.0
21Z: 1.0  2.0  1.0  1.0       1.3  1.0
22Z: 1.0  2.0  3.0  1.0  2.0  1.4  1.0
23Z: 1.0  2.0  1.0  1.0  1.8  1.2  1.0


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:
01Z:
02Z:
03Z:
04Z:
05Z:
06Z:
07Z:
08Z:
09Z:
10Z:
11Z:
12Z:
13Z: 3.8  3.3  4.3  3.0  4.0
14Z:      3.2  5.0  4.8  3.8
15Z:      4.0  5.0  3.0  3.0
16Z:      3.7       2.7  2.8
17Z:      7.7       4.0  6.0
18Z:      4.3            4.0
19Z:      3.8  5.0  2.5  4.0  1.8  2.4
20Z: 3.9  2.4  7.8  3.2       3.0  3.2
21Z: 4.4  2.5  5.0  2.3       3.2  3.6
22Z: 3.8  2.4            4.0  5.4  4.2
23Z: 2.3  2.3  5.3  2.1  4.4  4.3  3.4


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

      OTI  MUR  ASH  SAL  TOM  DIX  MAU  CAM  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  BER  DYS  LEA  TOW  EGL  KHA  MAG  MNZ  BEI  CHQ  GUO  JUL  POI
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                               10.5  6.5  6.2  6.2  4.9  6.6  4.8      10.5   A   5.7   A             5.9            4.9  5.4  6.8  6.2
01Z:                               11.0  6.0  6.0  6.2  5.0  6.7  5.0      11.0  5.5  5.3   A             6.8            5.0  5.4  7.3  7.6
02Z:                               11.2  6.4  5.7  5.6  5.0  6.6  5.1      11.2  5.7  4.8  6.6  6.5       5.2                 4.6  8.2  8.5
03Z:                               11.1  6.3  9.5  5.0  4.9   A   5.3      11.1  5.5  4.9  5.8  6.2       4.6            5.1  4.4  8.0  7.6
04Z:                               10.3  6.6  5.8  4.0  5.1  6.4  4.9      10.3  5.5  4.7  4.4  6.2       4.7            5.0  5.4  7.0
05Z:                               11.0  6.0  5.4  3.1  5.2  6.5   F       11.0  5.1  5.3  4.0  6.8       4.5                 5.1  7.6
06Z:                               10.3  6.0  6.0  9.1  5.0  7.2           10.3  4.6   A   4.2  6.3       3.8            4.3  4.6  7.0  8.0
07Z:                               10.1  5.5  6.0 14.4  4.9   I            10.1  4.0   A   4.1  5.7  5.3  7.9            4.3  5.5  6.9  8.0
08Z:                                6.6  3.8  4.8  8.7  4.6  7.9            6.6  3.6  4.1  4.4  5.9       4.7                 5.4  7.0  7.3       7.0
09Z:                                6.0  4.7  4.7  4.2  4.5  7.5            6.0  3.5   A   4.3  5.4       4.2            4.3  5.3  7.8  7.4  6.4  6.9
10Z:                                5.3  4.4  4.8  4.4  4.9  6.8            5.3  4.5   A   4.2   B   2.9  4.5            4.0       8.1       6.1  6.2
11Z:                                5.4  4.0  5.0  4.6  3.6  7.5            5.4  4.8   A   4.3  2.5  3.2  5.6                      8.1       6.0  6.2
12Z:  4.6                           5.4  3.6  4.3  5.2  4.3  6.3            5.4  5.5   A   5.2  2.9  2.8  5.3                 5.8  7.2  5.5  5.6  5.7
13Z:  4.9  5.1  6.4  5.0  5.4  5.1  5.6  3.5  4.2  5.5  4.6  5.6       4.5  5.6   A    A   5.5  4.1  3.3  6.7                 6.3  7.3  5.5  5.5  5.5
14Z:  4.9  5.1  6.2  5.0  5.2  5.0  4.1  3.8  4.5  5.7  4.6  5.5       4.7  4.1   A   6.3  5.5  3.3  3.0  6.5                 6.5  7.0  6.0  5.4  6.6
15Z:  5.1  5.1  6.9  4.9  5.5  5.0  3.1  4.1  6.0  5.4  4.8   F        5.1  3.1   A   6.0  6.6  3.1  3.9  9.4            5.7  5.6  6.8  5.8  5.8  6.2
16Z:  5.1  5.0  7.7  4.8  5.8  5.2  4.0       7.6  5.5  4.4   F        5.2  4.0  5.8   B   7.4  3.4  3.7  9.4                 5.7  7.3  4.0  5.7  6.4
17Z:  5.4  5.2            5.6  5.0  5.0  4.5  6.7  5.3  4.4   F         R   5.0  8.0  6.2  8.0  3.1  3.8  6.5            4.7  5.3  7.8       5.8  6.4
18Z:  5.4  5.2  7.4       5.7  4.8  6.3  5.4  5.5  5.4  4.7   F        5.3       5.8  6.6  6.5  3.1  3.9  7.0            4.5  4.9  7.0       6.6
19Z:  5.1  5.0  7.2  4.8  5.3  4.2  6.6  5.3  5.8  5.6  4.7  5.0       5.3       5.8   A   6.4  3.0       7.4  4.8  4.9  4.4  4.6  5.7  5.8  7.0  8.1
20Z:  5.2  4.3  6.0  4.5  4.6       7.3  4.4  6.0  5.5  4.9  4.5       5.3       5.9  7.0  6.4  3.0  3.8  7.0  5.4  5.0  4.4  4.3  5.3  5.0  7.1  8.2
21Z:  5.4  5.0  5.1  4.3  4.5       7.9  4.2  6.0  5.8  4.2  4.4       5.5       6.0  6.4  6.4  3.4  4.3  7.0  6.2  5.1  5.0  4.6  4.8  4.3  7.0  7.9
22Z:       4.2  4.9  4.3  5.2       8.5  4.8  6.1  6.6  4.4  5.5   F             5.9  6.3  6.2  3.8  5.4  6.2  5.7  4.6  5.4  5.8  4.8  5.4  6.5  7.7
23Z:       4.4  5.0  4.4  5.0       9.4  5.8  6.5  7.2  4.8  7.0                 5.7   B   5.9   A        6.2  5.8  4.5  5.4  6.3  5.6  5.8  5.6  7.7
=========================================
Estimated Average Global foF2:  5.71 MHz.


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

      MUR  ASH  SAL  TOM  DIX  MAU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  BER  DYS  LEA  TOW  EGL  KHA  MAG
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                          29.9 19.8 19.2 14.7 20.5 13.0      30.5   A  20.5   A            21.2
01Z:                          32.5 19.2 18.6 15.0 20.8 15.5      33.0 18.7 17.5   A            22.4
02Z:                          34.2 18.2 16.2 14.5 20.5   F       34.7 18.8 14.4 21.1 22.8      17.2
03Z:                          34.4 22.8 15.0 19.6   A  15.9      34.4 15.4 15.2 18.6 21.1      13.3
04Z:                          30.9 18.0 12.0 19.9 18.6 15.2      30.9 16.0 14.6 13.6 19.8      13.6
05Z:                          35.2 17.3  8.7 16.1 18.9   F       35.2 15.3 15.4 11.2 23.1      12.2
06Z:                          33.0 19.2 20.0 15.0 21.6           33.0 13.8   A  11.8 18.9      11.4
07Z:                          31.3 19.8 31.7 15.2   I            31.3 10.8   A  12.3 19.4 18.0 19.8
08Z:                          20.1 14.4 23.5 12.0 24.5           20.5 10.8 11.9 13.2 13.6      12.2
09Z:                          16.8 13.2 13.0 12.6 23.2           16.8 10.8   A  12.5 14.0      12.2
10Z:                          15.1 14.4 13.6 13.7 21.1           15.4 12.6   A  11.8   B       14.8
11Z:                          15.4 16.5 16.6 11.2 23.2           15.7 11.0   A  12.9  7.8      17.9
12Z:                          15.7 12.9 15.6 12.5 18.3           15.7 14.3   A  16.1  9.9  8.4 17.0
13Z:      19.2 15.0 16.7 14.8 19.9 12.6 17.6 12.9 16.2      12.6 20.2   A    A  18.1 13.9  9.9 20.1
14Z: 15.3 19.2 16.0 15.6 15.5 13.5 14.8 17.7 13.3 15.4        R  13.5   A  19.5 14.9  9.6      21.4
15Z: 15.8 20.0 16.2 17.0 15.5  9.3 16.2 17.8 13.4   F         R   9.3   A  19.8 19.1  9.6 12.9 33.8
16Z: 15.0 20.8 15.8 17.4 15.6 14.0 24.3 16.5 14.1   F       15.6 14.0 18.0   B  22.2 11.6 11.5 34.8
17Z: 16.1           16.8 15.5 16.0 24.8 15.4 13.2   F         R  16.0 30.4 17.4 25.6 10.5 12.2 20.1
18Z: 16.1 19.2      17.1 13.4      18.7 16.2 14.1   F       15.9      16.8 18.5 19.5  9.3      21.0
19Z: 15.5 20.2 14.9 15.9           16.2 17.4 15.0 15.0      15.4      16.2   A  18.6 10.2      22.2 13.9 14.7
20Z: 12.9 18.0 13.9 13.8           16.8 17.0 15.2 13.5      14.8      17.1 22.4 18.6 10.2 13.3 20.3 16.2 15.0
21Z: 13.5 14.8 13.3 13.9           17.4 16.8 15.5 12.8      16.5      18.0 23.0 17.9 11.2 15.5 21.7 19.2 14.3
22Z: 12.2 13.7 14.2 15.6           17.7 19.1 15.4 17.0   F            17.7 22.7 18.6 12.9 19.4 19.2 16.0
23Z: 13.6 13.0 13.2 15.5           20.1 23.0 15.8 22.4                17.7   B  19.5   A       18.6 18.0
===============================================
Estimated Average Global MUF(3000)F2: 17.48 MHz.


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

      TAO  ANC  CNV  PAL  SHE  BOU
     ---- ---- ---- ---- ---- ----
00Z:  200   37       330  120  140
01Z:  240   25       350       130
02Z:  230       110  360  150  120
03Z:  230        72  340  150  120
04Z:  260        50  320  150  110
05Z:  290        62  330  150   85
06Z:  320   26   72  320  110   83
07Z:  340   24   65  260  110   74
08Z:  340   27   60  150  150
09Z:  310   32   54  120  130   77
10Z:  250   24   49   99  140   76
11Z:  230   15   74   96  130   74
12Z:  230   26  100   90  150   79
13Z:        25  130   83  160  110
14Z:        32  140   57  160  130
15Z:        45  160   41  150  160
16Z:  100   78  180   45  150  190
17Z:  100  120  200   86   69  200
18Z:  100  150  230  140   79  180
19Z:   99  140  250        53  160
20Z:   88  140  250  210   26  160
21Z:  120       220  230   27  160
22Z:  160       200  260   26  150
23Z:  210  130  180  290   55  150


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

OTI = Ottawa                     Canada              (N45W076)
MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
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) (ETS II)
RES = Resolute Bay               Canada              (N74W094)
CHU = Churchill                  Canada              (N58W094)
KEA = Keakawapu HI               USA                 (N20W156)
RAM = Ramey AFB                  Puerto Rico         (N18W067)
BER = Bermuda                    Bermuda             (N32W064)
DYS = Dyess AFB TX               USA                 (N32W099)
LEA = Learmonth                  Australia           (S21E115)
TOW = Townsville                 Australia           (S19E147)
EGL = Eglin AFB FL               USA                 (N30W086)
ANC = Anchorage AK               USA                 (N61W150) (GOES-3)
CNV = Cape Canaveral FL          USA                 (N28W080) (GOES-2)
PAL = Palehua HI                 USA                 (N21W158) (GOES-3)
SHE = Shemya AK                  USA                 (N52E174) (GOES-3)
BOU = Boulder CO                 USA                 (N40W105) (GOES-2)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
MNZ = Manzhouli                  China               (N49E117)
BEI = Beijing                    China               (N40E116)
CHQ = Chongqing                  China               (N29E106)
GUO = Guangzhou                  China               (N23E113)
JUL = Juliusruh/Rugen            Germany             (N54E013)
POI = Poitiers                   France              (N46E000)


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.


