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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 04 August
To: solar-daily@lut.fi
Date: Thu, 5 Aug 93 11:14:04 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 04 AUG 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  BOU  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  2.7  3.1  3.0  2.9  3.1  3.2  3.1  3.3  3.1  3.0  3.1  3.3  2.8        A   3.5  2.8  3.0  3.4
01Z: 3.1  3.0  2.8  3.1  2.8  3.2  3.2  3.0       3.2  2.8  2.8   A   2.9  3.6  3.0  3.4  3.2  3.3
02Z: 3.1  3.1  2.9  3.3  2.8  2.0       2.9       3.1  2.9  2.9  1.1  3.1  3.0  2.8  3.3  3.0  3.4  3.4
03Z: 3.0  3.1  3.0  2.9  2.8  3.1       3.0       3.4  2.8  2.9  5.0  3.2  3.3  3.8   A   2.9  3.2  3.6
04Z: 3.1  3.0  3.2  3.2  3.1  3.0  3.1  3.0       3.7  2.9  3.1  5.1  3.2  3.2  3.2   A   3.0  2.9  3.7
05Z:           3.0  2.9  3.1  3.0       3.2       3.0  3.0  3.0  2.8  3.2  2.9   B   3.0       2.9
06Z: 2.7       2.9  2.9  2.9  2.9  3.0  3.1       4.2  2.9  2.4  2.8  3.4  2.7   B   3.0       2.8
07Z: 3.1       3.1  3.0  2.9  2.8  3.2  2.9       3.9  3.1  3.3  2.9  3.2  2.9   B   2.9       2.8  3.2
08Z: 3.0  2.9  3.0  3.1  3.1  3.0  3.2  3.1       4.3       4.1  3.0  2.9  3.0       3.1       3.1
09Z: 3.1  1.0  3.0  3.3  2.8  2.9  3.0            2.6  3.4  3.0  3.0  2.9  3.0   A   3.2       3.1
10Z: 3.1  3.0  3.0  3.0  2.8       3.0            3.3  3.3  3.0  2.8  2.9  3.4  3.4  3.0       3.0
11Z: 3.1       3.1  3.0            3.0            2.8  3.9   A    R   3.0  3.1  3.0  3.3       3.0
12Z: 3.0  2.7  3.1  3.0       2.7  3.0            2.8  3.2   A    R   2.9  3.2  3.3  2.9       3.2
13Z:      2.9  3.2  3.2       2.9  3.0            2.8  2.9   A    F   3.0  2.9  3.0   A        2.9
14Z:      3.0       3.2       2.9  2.8            2.9  2.8   A    I   2.8  2.7   A   3.0       2.8  2.7
15Z:      3.0       3.1            2.8            2.8  3.0   A    F   3.0  3.0  3.1  2.7       2.7
16Z:      3.4       3.2  2.7       2.6            3.2  2.9  3.7   F   3.1   A    B   2.7   C   3.0  3.2
17Z:      2.7       2.8            2.6             A   3.9   A    F   3.0  2.8  2.7  2.8  3.3  2.5  3.6
18Z:      3.0       2.7  2.9       2.9            3.2  3.0   A    F        2.7   A   2.9  3.1  3.0  2.9
19Z:                                              2.8  3.0  3.7   F        3.1  3.0  3.4   C   2.9  2.6
20Z:                                              2.8  2.7   A    F        2.9  2.8  3.6  3.0  3.1
21Z:                                              2.9  3.4  3.5   F        3.2   A   3.5  2.8  3.0
22Z:                                              3.0   A   3.6   A        3.1  3.6  3.3  2.8   A
23Z:                                              3.1   A   2.6  3.3       2.7  3.5  3.3  2.9  2.8
=========================================
Estimated Average Global M(3000)F2:  3.05.


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  1.8  1.0  1.0  1.0  1.3  1.0
01Z: 1.0  1.4  1.0  1.0  1.0  1.4  1.0
02Z: 1.0  1.5  1.0  1.0  1.0  1.2  1.0
03Z: 1.0  1.8  1.0  1.5  1.0  1.4  1.0
04Z: 1.0  1.8  1.0  1.0  1.0  1.4  1.0
05Z: 1.0  1.9  1.0  1.3  1.0  1.3  1.0
06Z: 1.5  2.0  1.0  1.7  1.2  1.1  1.0
07Z: 1.8       1.0  1.0  1.0  1.1  1.0
08Z: 1.0  2.7  1.0  1.8  1.2  1.1  1.0
09Z: 1.0  2.8  1.0  1.3  1.0  1.1  1.0
10Z: 1.0  3.0  1.0  1.0  1.0       1.0
11Z: 1.0       1.0  1.0  1.2       1.0
12Z: 1.4  2.3  1.0  1.0  1.2  1.4  1.0
13Z: 1.4  1.9  1.0  1.0  1.3  1.0  1.0
14Z:      1.7  1.0  1.0  1.5  1.4  1.0
15Z: 1.3  2.0  1.0  1.0  1.6       1.0
16Z: 1.0  2.0  1.0  1.0  1.2       1.0
17Z:      1.7  1.0  1.0  1.2       1.0
18Z: 1.0  1.6  1.0  1.0  1.0       1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 3.2       4.0  2.6  2.8  4.4  3.7
01Z: 4.2            3.4  2.7  4.1  3.3
02Z:      3.2       4.0  2.8       3.3
03Z:      3.2       6.0  2.9       4.1
04Z:      5.4       3.8  2.8       3.7
05Z:      6.2  3.5  3.8            3.8
06Z:      8.8  3.3  4.0       3.0  3.0
07Z:                3.7       3.0  3.2
08Z:      5.6                 3.0  2.6
09Z: 3.6  4.6  3.7  3.6       3.7  2.3
10Z: 4.0  4.5  3.7  4.8  3.6       2.7
11Z:                     2.4
12Z:      3.6       2.5  1.8  3.2
13Z: 5.1  3.0  5.3       5.2  3.8
14Z:      2.6  4.3  2.7  4.2  3.2
15Z: 5.0       5.6  2.2  4.8
16Z: 5.7  4.6  6.8       6.4
17Z:      4.0  5.5       6.4       2.2
18Z: 6.0  6.2  5.0       5.4       2.2
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  WAR  POI  BOU  CAM  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.0  5.7  4.2  5.0  5.0  7.3  5.3  5.4  4.9  5.7  6.1       7.0  5.4  5.1  3.3 10.3        A   6.2  5.6  7.7  8.7
01Z:  4.0  4.0  4.5  6.0  5.2  6.0  5.1  4.5  4.0  5.7            7.2  4.6  5.3 20.1 11.5  5.5  5.5  5.5  5.3  7.5
02Z:  4.0  4.2  5.1  6.7  5.3  6.0  5.0  4.0  3.5  5.2            7.3  3.8  4.9 11.1 12.2  6.7  5.1  5.1  4.8  7.1  7.6
03Z:  4.8  5.4  6.0  6.7  5.4  6.0  5.1  4.0  3.9  5.2            7.7  3.8  5.2  6.2 12.2  5.6  2.4   A   3.9  5.7  6.9
04Z:  5.0  6.5  6.2  6.6  5.5  6.0  5.4  4.4  4.7  4.7       6.6  6.1  3.0  5.4 11.2 11.0  4.9  4.1   A   4.5  4.3  5.5
05Z:  5.2  6.6  6.3  6.2  5.5  5.6  5.1  5.4  5.4  4.8       6.6  5.0  2.4  5.2  8.3 10.7  4.0   B   4.8       4.9
06Z:  5.8       6.6  6.4  6.2  5.8  5.1  5.6  5.5  5.9       6.1  6.1  3.4  5.2  9.3 10.2  3.5   B   4.1       4.9
07Z:  6.0       7.1  6.5  6.2  5.7  5.6  5.6  5.8  6.3       5.6  6.2  2.7  4.1  9.5  8.0  3.6   B   4.5       4.7  5.8
08Z:  6.3  9.0  6.5  6.6  6.1  6.0  5.3  6.2                 5.9  5.2       4.1  9.5  7.2  3.4       3.5       4.0
09Z:  6.5  9.0  6.1  6.3  6.0  6.2  5.6                      5.2  4.3  4.2  5.2  8.9  7.5  3.0   A   3.7       4.4
10Z:  6.9  8.1  6.5  6.0  5.8       6.8                      4.7  4.2  4.4  9.2  9.3  7.0  3.9  5.7  4.7       4.0  4.0
11Z:  6.8       5.9  6.2            7.4                      4.8  3.9  4.8   A    R   6.4  4.5  5.5  5.5       3.8  3.6
12Z:  6.0  6.9  6.0  7.0       7.4  7.0                      4.4  3.7  4.9   A    R   5.6  5.1  6.0  5.7       4.5  3.1
13Z:       7.8  5.6  6.7       8.0  5.1                      4.7  5.8  5.4   A    F   5.8  5.2  6.1   A        5.2
14Z:       8.7       6.8       6.3  3.8                      4.7  5.1  6.1   A    I   5.5  6.2   A   6.6       5.8  2.9
15Z:       9.7       6.2            3.6                      4.7  5.4  6.0   A    F   5.6  5.7  7.2  6.3       5.6  3.8
16Z:       9.0       5.6  4.0       3.1                      4.8  6.2  5.2  9.1   F   5.7   A    B   6.9   C   6.4  4.2
17Z:       6.2       4.3            3.5                      4.9   A   4.2   A    F   5.7  6.3  6.0  7.7  5.9  6.1  4.4
18Z:       5.0       4.0  4.8       3.7                      3.9  7.0  5.1   A    F        6.8   A   8.8  5.5  7.2  3.1
19Z:                                                              6.9  5.1  3.9   F        7.2  5.5  8.7   C   7.1  3.3
20Z:                                                         2.2  6.3  5.6   A    F        7.4  5.5  7.5  4.9  7.1  4.0
21Z:                                                         4.2  6.5  4.9  4.2   F        5.9   A   6.9  5.0  6.9
22Z:                                                         5.7  6.0   A   4.0   A        6.2  4.4  6.6  5.4   A   7.1
23Z:                                                              5.9   A   8.0  6.5       6.8  3.8  4.6  5.2  5.6
=========================================
Estimated Average Global foF2:  5.78 MHz.


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  BOU  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 12.4 15.4 13.0 15.0 14.5 22.6 17.0 16.7 20.1 21.7 16.2 15.8 10.9 28.8        A  21.7 15.7 23.1 29.6
01Z: 12.4 12.0 12.6 18.6 14.6 19.2 16.3 13.5      23.0 12.9 14.8   A  33.4 19.8 16.5 18.7 17.0 24.8
02Z: 12.4 13.0 14.8 22.1 14.8 12.0      11.6      22.6 11.0 14.2 12.2 37.8 20.1 14.3 16.8 14.4 24.1 25.8
03Z: 14.4 16.7 18.0 19.4 15.1 18.6      12.0      26.2 10.6 15.1 31.0 39.0 18.5  9.1   A  11.3 18.2 24.8
04Z: 15.5 19.5 19.8 21.1 17.0 18.0 16.7 13.2      22.6  8.7 16.7 57.1 35.2 15.7 13.1   A  13.5 12.5 20.4
05Z:           18.9 18.0 17.0 16.8      17.3      15.0  7.2 15.6 23.2 34.2 11.6   B  14.4      14.2
06Z: 15.7      19.1 18.6 18.0 16.8 15.3 17.4      25.6  9.9 12.5 26.0 34.7  9.4   B  12.3      13.7
07Z: 18.6      22.0 19.5 18.0 16.0 17.9 16.2      24.2  8.4 13.5 27.6 25.6 10.4   B  13.1      13.2 18.6
08Z: 18.9 26.1 19.5 20.5 18.9 18.0 17.0 19.2      22.4      16.8 28.5 20.9 10.2      10.8      12.4
09Z: 20.1  9.0 18.3 20.8 16.8 18.0 16.8           11.2 14.3 15.6 26.7 21.8  9.0   A  11.8      13.6
10Z: 21.4 24.3 19.5 18.0 16.2      20.4           13.9 14.5 27.6 26.0 20.3 13.3 19.4 14.1      12.0
11Z: 21.1      18.3 18.6           22.2           10.9 18.7   A    R  19.2 13.9 16.5 18.1      11.4
12Z: 18.0 18.6 18.6 21.0      20.0 21.0           10.4 15.7   A    R  16.2 16.3 19.8 16.5      14.4
13Z:      22.6 17.9 21.4      23.2 15.3           16.2 15.7   A    F  17.4 15.1 18.3   A       15.1
14Z:      26.1      21.8      18.3 10.6           14.8 17.1   A    I  15.4 16.7   A  19.8      16.2  7.8
15Z:      29.1      19.2           10.1           15.1 18.0   A    F  16.8 17.1 22.3 17.0      15.1
16Z:      30.6      17.9 10.8       8.1           19.8 15.1 33.7   F  17.7   A    B  18.6   C  19.2 13.4
17Z:      16.7      12.0            9.1             A  16.4   A    F  17.1 17.6 16.2 21.6 19.5 15.2 15.8
18Z:      15.0      10.8 13.9      10.7           22.4 15.3   A    F       18.4   A  25.5 17.0 21.6  9.0
19Z:                                              19.3 15.3 14.4   F       22.3 16.5 29.6   C  20.6  8.6
20Z:                                              17.6 15.1   A    F       21.5 15.4 27.0 14.7 22.0
21Z:                                              18.9 16.7 14.7   F       18.9   A  24.1 14.0 20.7
22Z:                                              18.0   A  14.4   A       19.2 15.8 21.8 15.1   A
23Z:                                              18.3   A  20.8 21.4      18.4 13.3 15.2 15.1 15.7
===============================================
Estimated Average Global MUF(3000)F2: 17.62 MHz.


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

      BOU  TAO  ANC  CNV  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:  120  220   60       360
01Z:  130  270   39  210  400
02Z:  120  310   36  150  440
03Z:  120  360   37  100  410
04Z:   78  400   38   90  330
05Z:   42  370   50   82  320
06Z:   42  370   60   76  300
07Z:   37  400   87   71  200
08Z:   38  370  100   71  160
09Z:   37        80   53  150
10Z:   53        58       140
11Z:   53        48   50  150
12Z:   54        43   86  130
13Z:   53            130  110
14Z:   54            170   96
15Z:  200            200   99
16Z:  220        52  210  110
17Z:  210        68  220  140
18Z:  250        75  270  160
19Z:  230  130   69  290
20Z:  230        71  300
21Z:  200  150   61  280
22Z:  170        56  220
23Z:  170  250   63  200


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)
JUL = Juliusruh/Rugen            Germany             (N54E013)
WAR = Warsaw                     Poland              (N52W021)
POI = Poitiers                   France              (N46E000)
BOU = Boulder CO                 USA                 (N40W105)
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)
KEA = Keakawapu HI               USA                 (N20W156)
RAM = Ramey AFB                  Puerto Rico         (N18W067)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
NIC = Nicosia                    Cyprus              (N35E033)
DYS = Dyess AFB TX               USA                 (N32W099)
TOW = Townsville                 Australia           (S19E147)
ANC = Anchorage AK               USA                 (N61W150)
CNV = Cape Canaveral FL          USA                 (N28W080)
PAL = Palehua HI                 USA                 (N21W158)
SHE = Shemya AK                  USA                 (N52E174)
OSA = Osan AB                    Korea               (N37E127)


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.


