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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9308231652.AA25238@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 22 August
To: solar-daily@lut.fi
Date: Mon, 23 Aug 93 10:52:47 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 22 AUG 93
                    ---------------------------------------


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

     SAL  ASH  MAG  MUR  TOM  DIX  GOO  EIE  TAO  RES  CHU  KEA  ARG  NIC  DYS  LEA
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  2.8            3.0       3.1  3.0  3.7  3.0       3.0  2.9  2.9  3.4  3.6
01Z: 3.3  3.2            3.0       2.9  3.0  3.3  3.1       2.9  3.0  2.7  3.4  3.6
02Z: 3.3  3.1       2.9  2.9       2.9  3.0  2.5  3.1       3.0  3.0  3.0  3.4  3.0
03Z: 2.7  3.3  2.9  2.8  3.1       3.0  3.1  3.0   F        3.2  3.0  3.4  2.9  3.4
04Z: 3.0  3.2  3.0                 3.0  3.1  2.8   F        3.3   B   3.5  3.0  3.3
05Z: 3.0  3.2            3.1       2.6  3.1  2.8   F        3.3  2.9  3.6  3.0  3.4
06Z: 3.1  3.1  3.2                 2.7  2.9  2.9            2.8   B   3.5  3.1  3.0
07Z: 3.0  2.9  3.2       3.2       2.5  3.0  3.1            2.8   B   3.2  3.0  2.5
08Z: 3.0  2.9  3.2       3.2       2.8  3.4  3.2            2.8   B   2.8  3.0  3.3
09Z: 3.0  2.9  3.1       3.1  2.9  3.3  2.8  3.2            2.9   A   2.5  3.1  3.8
10Z: 3.1  3.0  3.0  2.9  3.1  2.8  3.1   A   3.4            3.0  3.2  2.3  3.0  3.3
11Z: 3.1  3.2  2.9       3.2  2.9  3.2   A   3.3            3.1  3.4  2.1  2.8  3.5
12Z: 3.2  3.1  3.0  3.1  3.2  3.1  3.0  2.6  3.0            3.3  3.7  3.1  3.3  2.9
13Z: 3.2  3.0  3.2  3.1  3.2  3.1  3.1       3.0        G   3.3  2.9  3.0  3.3  2.9
14Z: 3.2  3.0  3.2  3.3  3.1  3.2  2.9       2.8       2.8  3.3  3.4  3.2  3.3  3.0
15Z: 3.2  3.0  3.2  3.2       3.1  2.9       3.0       2.9  4.0   B   3.2  3.3  3.2
16Z: 3.1  3.1  3.1  3.2  3.1  3.0  3.4       3.2       2.8  3.5   A   3.3  3.2  3.3
17Z: 3.1  3.0  3.0  3.3  2.9       3.3        F        2.6  3.6   A   3.5  3.1  3.0
18Z: 3.1  2.6  3.1  3.3  3.0       3.0        F        2.9       3.1  3.3  3.3  2.8
19Z:                               3.0       3.0       2.9       3.4  3.1  3.0  3.0
20Z:                               3.1        F        2.7       3.5  2.9  3.2  3.0
21Z:                               3.2       3.0       3.0       3.2  3.0  3.1  3.2
22Z:                               3.0       3.7  3.1            3.1  2.9  3.1  3.5
23Z:                               2.9       3.6  3.1            2.9  3.0  3.2  3.5
=========================================
Estimated Average Global M(3000)F2:  3.09.


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

     SAL  ASH  MAG  MUR  TOM  DIX
     ---  ---  ---  ---  ---  ---
00Z: 1.0  1.4  1.1  1.0  1.0
01Z: 1.0  1.6  1.1       1.0  1.0
02Z: 1.0  2.3  1.1  1.0  1.3  1.0
03Z: 1.0  1.4  1.2  1.0  1.5  1.0
04Z: 1.0  1.6  1.2  1.0  1.5  1.0
05Z: 1.0  1.6  1.1  1.0  1.6  1.6
06Z: 1.0  1.8  1.2  1.1       3.2
07Z: 1.0  1.4  1.2  1.2  1.2  1.5
08Z: 1.0  1.5  1.2  1.0  1.9  1.0
09Z: 1.0  1.6  1.2  1.1  1.9  1.0
10Z: 1.0  3.8  1.1  1.2  1.5  1.0
11Z: 1.0  2.5  1.2       1.2  1.2
12Z: 3.0  2.0  1.4  2.0  1.1  2.5
13Z: 1.6  1.9  1.4  3.2  1.2  1.2
14Z: 1.0  1.2  1.5  1.6  1.3  1.5
15Z: 1.0  1.3  1.3  1.0       1.0
16Z: 1.6  1.5  1.2  1.0  1.0  1.0
17Z: 1.0  1.5  1.2  1.0  1.0
18Z: 1.5  1.9  1.5  1.0  1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     SAL  ASH  MAG  MUR  TOM  DIX
     ---  ---  ---  ---  ---  ---
00Z:      3.0  3.2  3.6
01Z:      2.0  3.5       2.5  3.8
02Z:           5.6       3.0  3.0
03Z:      3.3  3.1       4.0  3.0
04Z:      3.2            4.8
05Z: 3.0  3.9  3.2       3.9
06Z: 4.0  4.1  3.8
07Z: 5.5  4.6  4.2       3.1
08Z: 4.0  3.9  3.2
09Z: 4.0  4.0  1.6
10Z:
11Z:      4.0                 3.0
12Z:      4.0
13Z:      5.0  2.7
14Z: 2.4  6.3       4.3
15Z: 2.0  6.1       5.3
16Z:      4.0       6.1  1.7  2.6
17Z: 2.6  3.9  1.5  4.0  2.0
18Z:      3.1  2.3  2.0  3.3
19Z:
20Z:
21Z:
22Z:
23Z:


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

      SAL  ASH  MAG  MUR  TOM  DIX  GOO  EIE  TAO  RES  CHU  KEA  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  3.3  3.9  4.7       4.2       5.8  5.4  6.0  5.2      10.8  5.6  4.8  6.9  5.8
01Z:  3.7  3.8  4.8       4.6  4.0  5.3  5.5  5.8  5.0      10.4  4.9  4.8  6.4  7.4
02Z:  4.0  5.2  5.1  3.2  4.9  4.4  4.2  5.5  5.6  5.5      10.4  4.8  3.6  6.5  6.5
03Z:  4.5  6.4  5.1  4.0  6.3  4.2  3.2  5.3  6.7  5.3      10.8  4.5  3.8  5.4  7.9
04Z:  5.0  7.2  4.9  4.3       4.2  3.4  5.1  7.9  5.4      11.5   B   5.9  5.1  6.9
05Z:  5.3  6.6  4.8  4.5  5.9  4.6  2.8  5.2  8.8   F        8.8  3.4  5.9  4.7  7.3
06Z:  5.3  6.2  4.9  5.0       5.0  2.5  4.3 10.2            5.9   B   6.3  4.5  6.5
07Z:  5.6  5.8  4.9  5.1  6.2  5.0  2.7  3.1 11.4            5.9   B   7.3  4.3  5.8
08Z:  5.9  7.7  4.9  5.4  6.2  5.0  2.6  3.8 10.6            5.8   B   7.8  4.2  6.9
09Z:  5.8  7.5  4.9  5.3  5.9  5.2  3.6  3.7  9.5            6.0   A   6.9  4.0  5.7
10Z:  5.5  7.6  5.0  5.4  5.8  5.0  4.1   A   9.2            6.0  4.4  7.0  3.7  5.2
11Z:  5.5  7.5  5.8       5.7  5.0  4.4   A   8.2            5.9  4.6  7.6  4.0  4.5
12Z:  5.6  7.0  5.1  5.4  6.0  4.5  4.9  3.6  6.2            5.8  4.3  7.6  4.4  3.8
13Z:  5.6  7.0  4.6  5.3  6.0  4.8  4.8       5.7        G   5.0  5.1  8.1  6.6  3.7
14Z:  5.4  7.4  4.1  5.3  6.3  5.0  4.9       5.7       4.5  4.5  4.8  8.6  8.2  3.9
15Z:  5.2  7.4  3.6  5.6       5.0  5.0       5.2       4.7  3.9   B   8.6  7.3  4.2
16Z:  5.1  7.2  3.2  5.4  5.4  4.8  4.9       4.3       5.0  3.5   A   8.3  6.7  4.0
17Z:  5.0  7.0  2.8  5.0  4.6       4.8        F        4.8  5.5   A   8.9  6.7  3.7
18Z:  4.6  5.5  3.1  4.9  3.7       5.0        F        5.2       5.3  7.1  6.9  4.0
19Z:                                5.2       3.9       5.2       4.9  5.4  7.2  4.0
20Z:                                5.1        F        5.1       5.0  4.8  6.6  3.9
21Z:                                5.1       3.9       5.4       4.8  4.4  7.0  4.1
22Z:                                5.2       6.5  5.5            5.1  4.2  7.5  5.3
23Z:                                5.6       6.0  5.4            5.8  4.4  7.9  6.7
=========================================
Estimated Average Global foF2:  5.51 MHz.


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

      SAL  ASH  MAG  MUR  TOM  DIX  GOO  EIE  TAO  RES  CHU  KEA  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 10.2 10.9           12.6      18.0 16.2 22.2 15.6      32.4 16.2 13.9 23.5 20.9
01Z: 12.2 12.2           13.8      15.4 16.5 19.1 15.5      30.2 14.7 13.0 21.8 26.6
02Z: 13.2 16.1       9.3 14.2      12.2 16.5 14.0 17.0      31.2 14.4 10.8 22.1 19.5
03Z: 12.2 21.1 14.8 11.2 19.5       9.6 16.4 20.1   F       34.6 13.5 12.9 15.7 26.9
04Z: 15.0 23.0 14.7                10.2 15.8 22.1   F       38.0   B  20.6 15.3 22.8
05Z: 15.9 21.1           18.3       7.3 16.1 24.6   F       29.0  9.9 21.2 14.1 24.8
06Z: 16.4 19.2 15.7                 6.8 12.5 29.6           16.5   B  22.1 13.9 19.5
07Z: 16.8 16.8 15.7      19.8       6.8  9.3 35.3           16.5   B  23.4 12.9 14.5
08Z: 17.7 22.3 15.7      19.8       7.3 12.9 33.9           16.2   B  21.8 12.6 22.8
09Z: 17.4 21.8 15.2      18.3 15.1 11.9 10.4 30.4           17.4   A  17.2 12.4 21.7
10Z: 17.0 22.8 15.0 15.7 18.0 14.0 12.7   A  31.3           18.0 14.1 16.1 11.1 17.2
11Z: 17.0 24.0 16.8      18.2 14.5 14.1   A  27.1           18.3 15.6 16.0 11.2 15.8
12Z: 17.9 21.7 15.3 16.7 19.2 13.9 14.7  9.4 18.6           19.1 15.9 23.6 14.5 11.0
13Z: 17.9 21.0 14.7 16.4 19.2 14.9 14.9      17.1        G  16.5 14.8 24.3 21.8 10.7
14Z: 17.3 22.2 13.1 17.5 19.5 16.0 14.2      16.0      12.6 14.8 16.3 27.5 27.1 11.7
15Z: 16.6 22.2 11.5 17.9      15.5 14.5      15.6      13.6 15.6   B  27.5 24.1 13.4
16Z: 15.8 22.3  9.9 17.3 16.7 14.4 16.7      13.8      14.0 12.2   A  27.4 21.4 13.2
17Z: 15.5 21.0  8.4 16.5 13.3      15.8        F       12.5 19.8   A  31.1 20.8 11.1
18Z: 14.3 14.3  9.6 16.2 11.1      15.0        F       15.1      16.4 23.4 22.8 11.2
19Z:                               15.6      11.7      15.1      16.7 16.7 21.6 12.0
20Z:                               15.8        F       13.8      17.5 13.9 21.1 11.7
21Z:                               16.3      11.7      16.2      15.4 13.2 21.7 13.1
22Z:                               15.6      24.1 17.0           15.8 12.2 23.2 18.6
23Z:                               16.2      21.6 16.7           16.8 13.2 25.3 23.4
===============================================
Estimated Average Global MUF(3000)F2: 17.02 MHz.


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

      TAO  ANC  CNV  PAL  BOU  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:       110  230  290   17
01Z:       110  210  360   18
02Z:       110  170  360   17
03Z:       100  140  350   14
04Z:       110  130  320   15
05Z:       100  130  230
06Z:        94  120  140
07Z:        94  120  130
08Z:        89  100  120
09Z:        79       120   15
10Z:        77       120   15
11Z:        64       100   15
12Z:        56  130  100   15
13Z:  160   40  200   74   14
14Z:  120   40  220   57   17
15Z:  110   52  230   40   18
16Z:  110   52  240   40   16
17Z:   92   92  250   74   17
18Z:   90  110  240  100   15
19Z:   97  110  240  140   16
20Z:  100  110  230  160   17
21Z:  110  110  230  220   17
22Z:  160  110  230  260   17
23Z:  180  110  240  320   16


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

SAL = Salekhard                  USSR                (N66E066)
ASH = Ashkhabad                  USSR                (N37E058)
MAG = Magadan                    USSR                (N60E151)
MUR = Murmansk                   USSR                (N68E033)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
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)
ARG = Argentia                   Canada              (N48W053)
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.


