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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 10 August
To: solar-daily@lut.fi
Date: Tue, 10 Aug 93 22:19:38 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 10 AUG 93
                    ---------------------------------------


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

     MUR  ASH  SAL  KHA  MAG  TOM  DIX  JUL  BOU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  LEA  TOW
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  3.0  3.3  3.1  3.2            3.0  3.3  3.2  3.0  3.0  3.6   F        2.9  3.0   A   3.7  3.6  3.4  3.5
01Z:                                    2.9       3.2  3.0  3.0  3.0   F        3.1  2.9  3.2  3.0  2.8  3.6  3.4
02Z:                                    2.8       3.3  2.8  3.4  3.1  3.2       3.2  2.9  2.9  3.1  3.0  3.4  3.5
03Z:                                    3.0       3.3  2.8  3.0  3.0   F        3.1  3.0  2.7  3.2  3.1  3.4  3.2
04Z:                                    3.0       3.4  3.2  3.4  2.9   F        3.1  2.9   A   2.9  3.7  3.4  3.3
05Z:                                    3.1       2.9  2.3  3.2  2.9   F        3.2  2.7  2.8  2.9  3.5  3.7
06Z:      3.0  3.0  3.1  3.1  3.1       3.2       2.9  4.0  3.1  3.0            3.2  2.8  3.2  2.9  3.5  3.9
07Z:                                    3.0       3.2  4.3  3.1  3.1            3.2  2.9   B   3.5  3.4  3.1  3.5
08Z:                                    3.2       2.7  3.1  2.6  3.1            3.2  2.9  3.0  2.9  3.4  3.2
09Z:                                              2.8  3.5  3.0  3.2            3.1  3.0   A   3.6  3.1  3.1
10Z:                                              3.1  3.2  4.0  3.2            3.4  3.2   A   3.6  3.1  3.7
11Z:                                              3.5  3.0   A   3.3            3.0  3.2   A   3.6  3.2  3.2
12Z:                                              2.4  3.2  4.5  3.1            2.9  3.4  3.1  3.3  3.0  3.4
13Z: 3.1  3.0       2.8  3.0  3.2  2.9            2.8  3.0  3.0  2.9        R   2.9  3.1  3.2  3.4  3.1  2.8
14Z: 3.1  3.0       3.0  3.2  3.2  2.9            3.2  3.0  4.2  2.9       2.9  3.2  3.5  3.0  2.8  3.1  2.8
15Z: 3.1  2.9  3.2  2.7  3.2                      2.9  3.4  2.6   I        3.1  3.0   A    A   3.0  3.2  3.2
16Z: 3.2  2.9  3.1  2.6  3.0  2.9                 3.2  2.7  2.5  3.0       2.9  3.2  2.9   A   3.0  3.1  3.2  3.3
17Z: 3.2  2.9  3.0       3.0  2.9  2.9            3.0  3.0  2.8   F        2.8  3.3  2.9  2.9  2.9  3.2  3.1
18Z: 3.3  2.8  2.9       3.0  3.0                 3.4  3.2  2.9   F        2.9       3.0  2.9  2.9  3.2  3.4
19Z:                                              3.0  2.8  3.2   F        2.7       3.1  3.2   A   3.3  3.7
20Z:                                              2.7  2.8  2.8  3.2       2.8       3.1  2.9   A   3.1       3.1
21Z:                                                   2.9  2.7   A        2.8       2.9  2.9   A   2.9       3.6
22Z:                                                   2.9  2.8  3.3                 2.9  3.3  3.4  3.1       3.5
23Z:                                                   3.0  3.0  3.5                 2.4  3.2   A   2.9
=========================================
Estimated Average Global M(3000)F2:  3.11.


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

     MUR  ASH  SAL  KHA  MAG  TOM  DIX
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  1.5  1.0  1.4  1.0
01Z:
02Z:
03Z:
04Z:
05Z:
06Z: 1.0  2.2  1.0  1.3  1.0  1.3  1.4
07Z:
08Z:
09Z:
10Z:
11Z:
12Z:
13Z: 1.0  1.7       1.0  1.0  1.0  1.0
14Z: 1.0  1.8  1.0  1.0  1.0  1.0  1.6
15Z: 1.0  1.7  1.0  1.1  1.0
16Z: 1.0  1.6  1.0  1.0  1.0  1.2  1.8
17Z: 1.0  1.6  1.0       1.0  1.5  1.6
18Z: 1.0  1.4  1.0       1.0  1.0  1.6
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  KHA  MAG  TOM  DIX
     ---  ---  ---  ---  ---  ---  ---
00Z:      3.1       4.0  3.2
01Z:
02Z:
03Z:
04Z:
05Z:
06Z:      4.5  5.0  4.4  3.0       3.1
07Z:
08Z:
09Z:
10Z:
11Z:
12Z:
13Z: 4.0  5.0       4.0       3.1
14Z: 3.5  2.7  7.0  2.8       3.8  3.0
15Z: 3.2  4.7  2.7  5.0
16Z: 3.0  3.9  2.4  3.9       2.0  6.0
17Z:      2.7  2.6                 3.0
18Z: 2.1  2.5  4.0       1.8  2.7  4.4
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  KHA  MAG  TOM  DIX  JUL  POI  BOU  OTI  CAM  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  LEA  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.0  4.3  3.8  6.3  4.8            3.8  5.1  5.9       6.2  5.8  5.3  4.7  5.3   F       10.0  5.9   A   4.7  3.9  8.3  7.8
01Z:                                     3.4  4.6            6.1  6.1  4.3  4.9  5.9  5.2      10.7  5.9  4.4  5.6  3.6  7.6  7.3
02Z:                                     3.2  4.2            6.4  7.5  3.7 11.5  6.2  4.8      10.4  5.7  4.0  5.3  3.5  7.1  7.0
03Z:                                     2.8  3.9            6.6  7.4  3.3  4.7  7.1   F        9.6  5.1  3.6  4.4  3.4  6.0  7.2
04Z:                                     3.6  4.0            7.1  6.5  2.5  4.8  7.8   F        9.6  4.5   A   4.4  3.9  6.8  7.5
05Z:                                     4.4  3.8            6.4  6.3  3.1  4.7  8.5   F        9.7  4.2  3.5  4.4  5.8  6.2
06Z:  5.0  7.5  5.1  5.6  4.9  5.7  4.8  4.9  4.7            5.8  7.1  8.4  4.8  9.5            8.2  3.9  2.7  4.4  5.8  3.7
07Z:                                     5.3  5.1            5.5  6.3  9.2  4.0 10.0            7.3  3.6   B   3.2  5.4  3.1  6.6
08Z:                                     5.2                 4.1  6.3  3.3  3.9 10.0            6.9  3.2  3.5  2.8  5.4  3.1
09Z:                                                         3.2  6.4  4.1  3.7 10.2            6.8  2.8   A   3.4  5.5  3.6
10Z:                                                         3.4  4.3  4.9  2.8 10.2            7.1  4.2   A   5.7  7.0  3.4  3.2
11Z:                                                         3.3  7.4  4.8   A   8.2            6.6  6.2   A   6.2  5.5  3.1  3.1
12Z:                                                    5.1  3.3  7.3  5.0  5.7  7.0            6.0  5.8  5.1  6.2  6.2  2.8  3.0
13Z:  5.6  5.6       7.0  5.0  5.9  4.5                 5.4  3.5  7.7  5.4  4.1  6.3        R   5.5  6.1  5.3  6.1  6.0  3.3
14Z:  5.0  6.4       5.9  4.1  5.7  5.0                 5.6  3.4  6.4  5.1  4.2  5.2       4.7  5.4  6.6  5.5  5.6  5.8  3.6  3.2
15Z:  5.0  7.8  5.1  5.3  3.6                                     6.5  5.2  4.3   I        5.3  4.7   A    A   6.2  5.5  3.7
16Z:  5.0  7.8  4.8  4.8  3.2  5.7                      5.4  3.5  7.9  5.3  4.9  4.7       5.4  4.6  6.0   A   6.4  5.8  3.2  3.7
17Z:  4.9  6.8  4.5       3.0  4.8  4.0                 6.1  3.4  7.1  5.1  4.8   F        5.1  6.9  6.5  5.5  6.7  6.2  3.2  3.8
18Z:  4.0  5.6  3.6       3.2  4.3                           3.2  7.3  5.0  5.2   F        5.5       6.6  5.5  7.4  6.2  5.6  2.3
19Z:                                                         2.9  6.3  5.2  4.9   F        5.1       6.6  4.9   A   4.9  6.0  2.6
20Z:                                                         2.2  6.7  5.5  5.2  4.6       5.3       6.6  5.6   A   4.5       2.8
21Z:                                                         4.5       5.8  5.6   A        5.4       6.8  6.0   A   4.3       5.6
22Z:                                                         5.7       6.6  5.9  4.9                 7.2  6.3  7.1  4.0       6.1
23Z:                                                         6.2       6.7  5.8  5.9                 4.7  6.5   A   4.1
=========================================
Estimated Average Global foF2:  5.37 MHz.


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

      MUR  ASH  SAL  KHA  MAG  TOM  DIX  JUL  BOU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  LEA  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 12.4 12.9 12.5 19.5 15.4           11.4 19.3 18.6 15.9 14.1 19.1   F       29.0 17.7   A  17.4 14.0 28.2 27.3
01Z:                                     9.9      19.5 12.9 14.7 17.7   F       33.2 17.1 14.1 16.8 10.1 27.4 24.8
02Z:                                     9.0      24.8 10.4 39.1 19.2 15.4      33.3 16.5 11.6 16.4 10.5 24.1 24.5
03Z:                                     8.4      24.4  9.2 14.1 21.3   F       29.8 15.3  9.7 14.1 10.5 20.4 23.0
04Z:                                    10.8      22.1  8.0 16.3 22.6   F       29.8 13.1   A  12.8 14.4 23.1 24.8
05Z:                                    13.6      18.3  7.1 15.0 24.7   F       31.0 11.3  9.8 12.8 20.3 22.9
06Z:      22.5 15.3 17.4 15.2 17.7      15.7      20.6 33.6 14.9 28.5           26.2 10.9  8.6 12.8 20.3 14.4
07Z:                                    15.9      20.2 39.6 12.4 31.0           23.4 10.4   B  11.2 18.4  9.6 23.1
08Z:                                    16.6      17.0 10.2 10.1 31.0           22.1  9.3 10.5  8.1 18.4  9.9
09Z:                                              17.9 14.3 11.1 32.6           21.1  8.4   A  12.2 17.0 11.2
10Z:                                              13.3 15.7 11.2 32.6           24.1 13.4   A  20.5 21.7 12.6
11Z:                                              25.9 14.4   A  27.1           19.8 19.8   A  22.3 17.6  9.9
12Z:                                              17.5 16.0 25.6 21.7           17.4 19.7 15.8 20.5 18.6  9.5
13Z: 17.4 16.8      19.6 15.0 18.9 13.1           21.6 16.2 12.3 18.3        R  16.0 18.9 17.0 20.7 18.6  9.2
14Z: 15.5 19.2      17.7 13.1 18.2 14.5           20.5 15.3 17.6 15.1      13.6 17.3 23.1 16.5 15.7 18.0 10.1
15Z: 15.5 22.6 16.3 14.3 11.5                     18.9 17.7 11.2   I       16.4 14.1   A    A  18.6 17.6 11.8
16Z: 16.0 22.6 14.9 12.5  9.6 16.5                25.3 14.3 12.2 14.1      15.7 14.7 17.4   A  19.2 18.0 10.2 12.2
17Z: 15.7 19.7 13.5       9.0 13.9 11.6           21.3 15.3 13.4   F       14.3 22.8 18.9 16.0 19.4 19.8  9.9
18Z: 13.2 15.7 10.4       9.6 12.9                24.8 16.0 15.1   F       16.0      19.8 16.0 21.5 19.8 19.0
19Z:                                              18.9 14.6 15.7   F       13.8      20.5 15.7   A  16.2 22.2
20Z:                                              18.1 15.4 14.6 14.7      14.8      20.5 16.2   A  13.9       8.7
21Z:                                                   16.8 15.1   A       15.1      19.7 17.4   A  12.5      20.2
22Z:                                                   19.1 16.5 16.2                20.9 20.8 24.1 12.4      21.4
23Z:                                                   20.1 17.4 20.6                11.3 20.8   A  11.9
===============================================
Estimated Average Global MUF(3000)F2: 16.69 MHz.


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

      BOU  TAO  ANC  CNV  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:       210   95       330
01Z:  170  240   96  290
02Z:  190  310   97  260  330
03Z:  200  390   93  220  290
04Z:  290  460   94  180  280
05Z:  270  530   98  170
06Z:  260  630   98  170
07Z:  250  700   94  160
08Z:  240  640   84  150
09Z:  240  500   63  150
10Z:       390   55
11Z:       260   41  130
12Z:  240        41  170
13Z:             41  220
14Z:             37  240
15Z:  180        42  270
16Z:  180        66  300
17Z:  180        89  320
18Z:  170       110  360
19Z:  180   91  110  390
20Z:  190   96  130  400
21Z:  200  110  150  400
22Z:  190       150  400
23Z:  190       150  380


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

MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
JUL = Juliusruh/Rugen            Germany             (N54E013)
POI = Poitiers                   France              (N46E000)
BOU = Boulder CO                 USA                 (N40W105)
OTI = Ottawa                     Canada              (N45W076)
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)
NIC = Nicosia                    Cyprus              (N35E033)
LEA = Learmonth                  Australia           (S21E115)
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.


