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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9308161554.AA21469@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 15 August
To: solar-daily@lut.fi
Date: Mon, 16 Aug 93 9:54:36 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 15 AUG 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG  MAU  GOO  EIE  TAO  KEA  ARG  BER  NIC  DYS  LEA
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.2  2.8  3.2  3.1  3.1  3.2       2.8  3.1  3.0  3.4  2.9  3.5  3.8  3.2  3.2  3.4
01Z:                                    2.9  3.2  3.1  3.5  2.9  3.1  3.4  3.1  3.3  3.3
02Z:                                    3.1  3.1  3.0  3.5  3.1  3.1  3.1  3.3  3.3  3.4
03Z:                                    3.2  3.0  3.0  3.0  3.3  3.0  2.8  3.5  3.5  3.6
04Z:                                    3.2  2.9  3.1  2.7  3.2  2.9  3.0  3.6  3.4  3.0
05Z:                                    3.5  2.9  3.2  2.8  3.5  2.9  3.0  3.1  2.9  3.2
06Z: 3.1  2.8  3.1  3.1  3.0  3.1  3.3  3.5  2.9  3.2  2.8  3.5  3.3  3.0  3.2  2.9  3.3
07Z: 3.2  2.6  3.1  3.1  2.9       3.3  2.9  2.9  3.2  2.9  2.9  3.3  3.3  2.9  2.9  3.3
08Z:      2.7  3.2  3.2  3.0       3.2  2.9  3.3  3.0  3.0  2.9  3.4  3.3  3.0  3.0  3.3
09Z: 3.1  2.7  3.1  3.2  3.1  3.1       3.2  3.3  3.0  3.2  3.2   B   3.5  3.1  3.0  3.6
10Z:      2.8  3.1  3.2  3.1  3.0       3.1  3.3  2.9  3.3  3.1  3.6  3.4  3.2  3.2  3.4
11Z:      3.0  3.1  3.1  3.1       3.1  3.2  3.6  3.4  3.7  3.2  3.3  3.3  3.2  3.1  3.3
12Z:                                    3.2  3.3  4.1  3.4  3.2  3.2  3.3  2.9  3.5  2.7
13Z:                                    3.2  3.3   A   2.9  3.3  3.2  3.5  3.1  3.2  3.1
14Z:                                    3.2  3.0  2.9   F   3.2  3.1  2.9  3.0  3.0  3.1
15Z:                                    3.2  2.9  3.1   F   3.2  3.0  3.3  2.9  3.0  3.2
16Z:                                    3.5  2.8   A    F   3.5  3.0  3.0  3.1  3.0  3.2
17Z:                                    3.3  3.0  3.0   F   3.4  2.9  2.7  3.1  2.9  3.2
18Z:                                         2.9  3.2   F        2.9  3.0  3.0  2.8  3.0
19Z:                                         2.9   A    F        2.7   A   2.8  2.9  3.0
20Z:                                         2.9   A    F        3.2  3.5  3.0  2.9  3.0
21Z:                                         2.6  3.6   F        2.8  3.4  2.9  2.9  3.1
22Z:                                          A   2.9  3.3       3.3   A   2.8  2.8  3.5
23Z:                                         3.3  3.0  3.3       3.0  4.0  2.6  2.9  3.3
=========================================
Estimated Average Global M(3000)F2:  3.13.


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

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


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 4.0  3.5       2.8  2.5  3.5
01Z:
02Z:
03Z:
04Z:
05Z:
06Z: 4.8  3.8  3.8  4.9  3.8  3.8  3.9
07Z: 4.8  4.0  3.7  3.5            4.0
08Z: 5.2  4.0  3.2  3.0            3.8
09Z:           4.2  2.9       2.9
10Z: 6.2  3.9  3.0  2.6  3.2  4.3
11Z: 5.5  3.9  2.8       3.2       1.7
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  GOO  EIE  TAO  RES  KEA  ARG  BER  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.3  3.9  4.1  4.6  5.5  5.3      11.7  6.8  5.4  9.7   F  11.7  6.2  5.6  5.4  6.8  6.2
01Z:                                    12.1  6.2  5.1  7.6  6.0 12.1  6.0  5.1  5.0  6.7  7.0
02Z:                                    13.0  5.6  5.1  6.8   F  13.0  5.6  4.9  4.6  7.2  7.4
03Z:                                    12.7  4.6  4.9  6.9   F  12.6  4.7  4.9  4.2  6.4  6.9
04Z:                                    12.1  3.9  5.3  7.5   F  12.1  4.4  4.9  5.6  4.1  6.2
05Z:                                    12.1  3.4  5.3  8.3   F  12.1  4.1  4.7  6.3  3.5  6.6
06Z:  6.0  6.5  5.7  6.3  5.6  6.1  5.6  8.2  3.0  5.3  8.9       8.2  3.4  4.6  6.1  3.4  6.8
07Z:  6.0  6.1  5.7  6.5  5.5       5.4  6.4  2.5  5.3 10.2       6.4  3.3  4.8  6.2  3.5  7.1
08Z:  5.6  7.3  5.4  6.0  5.6       5.4  6.4  3.3  4.8 11.2       6.4  3.6  3.8  7.0  3.5  6.7
09Z:  5.6  8.2  5.5  5.3  5.5  5.9       6.3  4.3  4.4 11.6       6.3   B   3.6  8.0  3.5  6.2
10Z:       8.1  5.3  5.3  5.3  6.0       6.7  5.0  3.7 11.6       6.7  4.9  5.8  7.9  3.5  4.7
11Z:  5.3  7.7  5.2  5.6  5.3       6.4  6.9  5.5  4.4 12.6       6.9  5.5  6.3  7.7  3.6  3.4
12Z:                                     5.9  5.5  4.6  9.1       5.9  6.0  6.2  7.1  4.7  2.9
13Z:                                     5.3  5.9   A   6.7       5.3  6.2  6.9  7.3  5.7  3.1
14Z:                                     5.2  6.3  4.7   F        5.2  6.3  5.8  7.6  6.2  3.4
15Z:                                     4.1  6.3  5.2   F        4.1  6.3  5.9  7.6  7.6  3.5
16Z:                                     4.1  6.0   A    F        4.1  6.0  7.1  8.5  8.3  3.3
17Z:                                     5.3  6.4  4.8   F        5.3  6.5  7.2  8.4  7.7  3.2
18Z:                                          6.6  4.5   F             7.4  8.2  8.1  7.8  3.1
19Z:                                          6.7   A    F             7.5   A   7.6  8.7  2.7
20Z:                                          7.4   A    F             7.9  7.6  7.7  9.3  3.1
21Z:                                          8.1  3.9   F             8.2  7.0  6.8  8.5  2.7
22Z:                                           A   4.8  5.2   F        8.3   A   6.4  7.3  4.9
23Z:                                          5.3  4.5  5.3   F        8.9  4.5  8.5  8.6  5.8
=========================================
Estimated Average Global foF2:  6.23 MHz.


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  MAU  GOO  EIE  TAO  KEA  ARG  BER  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 13.8 10.9 13.1 14.3 17.0 17.0      33.3 21.1 16.2 33.0 33.9 21.7 21.3 17.3 21.8 21.1
01Z:                                    35.1 19.8 15.8 26.6 35.1 18.6 17.3 15.5 22.1 23.1
02Z:                                    40.3 17.4 15.3 23.8 40.3 17.4 15.2 15.2 23.8 25.2
03Z:                                    41.3 13.8 14.7 20.7 41.6 14.1 13.7 14.7 22.4 24.8
04Z:                                    38.7 11.3 16.4 20.2 38.7 12.8 14.7 20.2 13.9 18.6
05Z:                                    42.4  9.9 17.0 23.2 42.4 11.9 14.1 19.5 10.2 21.1
06Z: 18.6 18.2 17.7 19.5 16.8 18.9 18.5 28.3  8.7 17.0 24.9 28.7 11.2 13.8 19.5  9.9 22.4
07Z: 19.2 15.9 17.7 20.1 16.0      17.8 18.6  7.2 17.0 29.6 18.6 10.9 15.8 18.0 10.2 23.4
08Z:      19.7 17.3 19.2 16.8      17.3 18.6 10.9 14.4 33.6 18.6 12.2 12.5 21.0 10.5 22.1
09Z: 17.4 22.1 17.0 17.0 17.0 18.3      19.8 14.2 13.2 37.1 20.2   B  12.6 24.8 10.5 22.3
10Z:      22.7 16.4 17.0 16.4 18.0      20.8 16.5 10.7 38.3 20.8 17.6 19.7 25.3 11.2 16.0
11Z:      23.1 16.1 17.4 16.4      19.8 21.7 19.8 15.0 46.6 22.1 18.1 20.8 24.6 11.2 11.2
12Z:                                    18.9 18.1 18.9 30.9 18.9 19.2 20.5 20.6 16.4  7.8
13Z:                                    17.2 19.5   A  19.4 17.5 19.8 24.1 22.6 18.2  9.6
14Z:                                    16.6 18.9 13.6   F  16.6 19.5 16.8 22.8 18.6 10.5
15Z:                                    13.1 18.3 16.1   F  13.1 18.9 19.5 22.0 22.8 11.2
16Z:                                    14.3 16.8   A    F  14.3 18.0 21.3 26.3 24.9 10.6
17Z:                                    17.8 19.2 14.4   F  18.0 18.9 19.4 26.0 22.3 10.2
18Z:                                         19.1 14.4   F       21.5 24.6 24.3 21.8  9.3
19Z:                                         19.4   A    F       20.2   A  21.3 25.2  8.1
20Z:                                         21.5   A    F       25.3 26.6 23.1 27.0  9.3
21Z:                                         21.1 14.0   F       23.0 23.8 19.7 24.7  8.4
22Z:                                           A  13.9 17.2      27.4   A  17.9 20.4 17.1
23Z:                                         17.5 13.5 17.5      26.7 18.0 22.1 24.9 19.1
===============================================
Estimated Average Global MUF(3000)F2: 19.49 MHz.


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

      TAO  ANC  CNV  PAL  BOU  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:  240  130  260  420
01Z:  270  120  240  460
02Z:  300  110  200
03Z:  310   99  150  440
04Z:  350  110  120  380
05Z:  410  120   99  320
06Z:  510  130   96  220
07Z:  560  130   94  140
08Z:  570  110   94  120
09Z:  560   97       120
10Z:  570   85       120
11Z:  440   71       120
12Z:        69  120  110
13Z:  150   57  160   81
14Z:  120   49  190   75
15Z:  110   55  220   69
16Z:   89   87  260   55
17Z:   93  120  290  100
18Z:  100  150  310  160
19Z:  110  160  360  230
20Z:  120  160  370  290
21Z:  130       370  350
22Z:  130       350  400
23Z:  140       360  460


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)
GOO = Goose Bay                  Canada              (N53W060)
EIE = Eielson AFB AK             USA                 (N64W147)
TAO = Taoyuan                    Taiwan              (N25E121)
RES = Resolute Bay               Canada              (N74W094)
KEA = Keakawapu HI               USA                 (N20W156)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
NIC = Nicosia                    Cyprus              (N35E033)
DYS = Dyess AFB TX               USA                 (N32W099)
LEA = Learmonth                  Australia           (S21E115)
ANC = Anchorage AK               USA                 (N61W150)
CNV = Cape Canaveral FL          USA                 (N28W080)
PAL = Palehua HI                 USA                 (N21W158)
BOU = Boulder CO                 USA                 (N40W105)
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.


