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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9308270554.AA12833@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 26 August
To: solar-daily@lut.fi
Date: Thu, 26 Aug 93 23:54:00 MDT
X-Mailer: ELM [version 2.3 PL11]
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
X-Sequence: 974
Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 26 AUG 93
                    ---------------------------------------


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

     MUR  ASH  SAL  DIX  KHA  MAG  JUL  YAK  BOU  WLP  MAU  VBG  GOO  TAO  KEA  ARG  NIC  DYS  LEA
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  2.8  3.4  3.1  3.3  3.4  3.0       3.4  3.3  2.8       3.2  3.4       3.3  3.1  3.3  3.5
01Z: 3.1  2.8  3.0  2.9  3.1  3.4  3.3       3.7  3.2  2.9       3.1  3.2        B   3.0  3.4  3.1
02Z: 3.1  3.1  3.2  3.2  3.1  3.4  3.0       3.3  3.0  3.2       3.1            3.3  2.7  3.3  3.3
03Z: 3.2  3.2  3.0  3.1       3.2  3.0       3.4  2.9  3.4       2.8  3.0       3.3  2.9  3.3  3.2
04Z: 3.1  3.1  3.2  3.1  3.1  3.0  3.2       3.5  3.0  3.2       2.7  3.2        B   3.4  3.1  3.3
05Z: 3.1       3.2  3.1  3.0  3.3  3.3       3.4  2.9  3.0       3.1  3.1        B        3.0  3.5
06Z: 2.9  3.3  3.1  2.9  3.1  3.2  3.2       3.3  2.9  3.1       2.9  3.1       3.8       3.0  3.0
07Z: 3.1  2.8  3.2  3.1       3.2  3.3       3.1  3.0  3.2       3.0  3.0        B        3.0  3.4
08Z: 3.1  2.9  3.1  3.1  3.3  3.2  3.4       3.0  3.0  3.3       2.7  3.1        B        3.1  3.5
09Z: 3.1  3.0  3.1       3.1  3.2            3.1  3.0  3.0       3.4  2.5       3.5       3.1  3.7
10Z: 3.1  3.1  3.2       3.0  3.1            3.2  3.1  2.9       3.4  3.3       3.6       3.1  3.7
11Z: 3.2  3.3  3.3       2.8  3.0            3.1  3.4  3.2       3.5  3.4       3.6       3.3  3.3
12Z: 3.1  3.1  3.3       3.0  3.2       3.0  3.4  3.4  3.3       3.3  2.9  3.4  3.4       3.5  3.6
13Z: 3.3  3.0  3.3       3.1  3.0            3.5  3.4  3.3       3.3   A   3.3   B        3.3  3.6
14Z: 3.1  3.2  3.2  3.3  3.2  3.2                 3.4  3.0       3.2   A   3.1  3.0       3.2  3.2
15Z: 3.3  3.0  3.1       3.0  3.0                 3.1  3.2       3.1   R   3.2  3.2       3.2  3.4
16Z: 3.3  3.0            2.8  3.0                 3.0  3.2  3.0  3.2   R   3.2  3.1       3.2  3.1
17Z: 3.3  3.2            2.8  3.1                 3.0  3.3  3.0  3.4  2.9  3.3   A             2.9
18Z: 3.3  3.0       2.9  2.8                      3.1       3.0  3.1  3.0       3.1       3.0  2.8
19Z:                                              3.0       3.1  3.1  3.0       3.0             B
20Z:                                              3.1       3.1  3.1  3.1        A             3.0
21Z:                                              3.0       3.3  3.0  3.5       3.3       3.0  3.1
22Z:                                              3.1       3.2  3.1  3.6       3.1       3.1  3.4
23Z:                                              3.0       3.1  3.2  3.9       3.1            3.5
=========================================
Estimated Average Global M(3000)F2:  3.16.


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

     MUR  ASH  SAL  DIX  KHA  MAG  YAK
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  1.4  2.8  1.0  1.2  1.1
01Z: 1.0  1.6  1.0  1.4  1.4  1.2
02Z: 1.5  2.1  1.0  1.5  1.5  1.1
03Z: 1.0  1.5  1.0  2.0       1.8
04Z: 1.3  1.6  3.0  3.4  1.5  1.2
05Z: 1.0       1.8  1.9  1.5  1.5
06Z: 1.0  2.0  1.0  2.8  1.2  1.2
07Z: 1.0  2.0  1.0  3.0  1.2  1.2
08Z: 1.0  2.4  1.0       1.3  1.2
09Z: 1.0  2.6  1.0       1.3  1.2
10Z: 1.1  2.0  1.0       1.3  1.5
11Z: 1.2  1.6  1.0       1.2  1.3
12Z: 1.1  1.7  1.0       1.5  1.6  1.5
13Z: 1.0  1.7  1.0       1.3  1.6
14Z: 1.0  2.0  1.0  1.0  1.5  1.6
15Z: 1.0  2.0  1.0  4.2  1.3  1.4
16Z: 1.0  1.5  1.0  1.5  1.0  1.5
17Z: 1.0  1.6  1.0  1.0  1.2  1.8
18Z: 1.0  1.6  1.0  1.0  1.1
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---
00Z: 3.2  2.6       4.0  3.4  3.3
01Z: 2.2  2.2       4.4  4.2  3.8
02Z:                3.8  4.0  3.2
03Z:      2.8       3.0
04Z:      3.4            4.2
05Z: 2.6            4.0  4.0  3.3
06Z: 3.0  3.8       5.5  4.3  3.1
07Z:      4.1       6.2  5.5  3.0
08Z: 4.4  3.6            5.4  3.2
09Z: 3.1  3.6            4.5  3.0
10Z:      3.6  2.7       5.4
11Z:      3.6            6.0  4.4
12Z:                          4.1
13Z:      3.8            3.0  5.3
14Z: 2.7       3.8  5.0  3.6  2.8
15Z: 3.4       2.0  7.2  3.2  4.4
16Z: 2.4            6.0  3.3  3.8
17Z: 5.0       4.5  6.2  3.0
18Z: 5.0       4.8  7.0  2.5
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  DIX  KHA  MAG  JUL  POI  YAK  BOU  WLP  MAU  OTI  VBG  GOO  TAO  KEA  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.5  4.9  3.8  4.8  6.0  5.7  4.1  4.5       6.2  6.9  9.7            6.6  6.4       5.8  4.2  6.6  6.6
01Z:  4.2  4.5  4.6  5.2  5.8  6.3  2.6  4.4       5.9  6.0 11.3            5.0  6.6        B   3.9  7.1  7.1
02Z:  4.2  4.9  5.0  5.3  6.4  5.9  3.6  4.3       5.8  4.8 12.9            3.7            4.2  3.6  6.7  8.0
03Z:  4.2  6.0  5.2  5.4       5.8  3.5  4.2       5.8  4.6 12.0            3.1  6.9       3.6  4.0  4.9  7.8
04Z:  4.5  7.4  5.6  5.8  6.7  5.5  3.8  3.9       5.3  4.5  9.2            3.3  7.8        B   6.0  4.4  7.4
05Z:  5.0       5.9  5.8  6.1  5.9  4.9  4.1       4.1  4.3  8.8            2.5  7.3        B        4.1  7.2
06Z:  5.4  7.3  6.1  5.7  6.6  5.7  5.0  5.0       3.7  4.1  9.0            2.6  7.1       2.5       4.0  6.6
07Z:  5.8  6.3  6.5  5.8  5.7  5.8  6.0  6.3       3.2  3.9  9.4            2.2  7.9        B        3.6  7.6
08Z:  5.8  7.0  6.3  5.7  5.9  5.6  6.4            3.2  3.8  8.4            2.5  9.1        B        3.5  7.1
09Z:  5.8  7.6  6.2       5.6  6.1                 3.2  3.5  8.0            4.1  9.0       4.1       3.4  6.2
10Z:  5.9  7.8  6.1       6.6  6.4                 3.2  4.1  6.8            4.8  9.1       5.1       3.5  4.7
11Z:  5.7  7.7  6.0       7.3  6.4                 3.2  5.1  7.0            5.0  8.0       6.0       3.8  4.5
12Z:  5.4  6.4  5.5       7.1  5.9            7.1  3.3  6.1  6.7  5.3       6.0  7.0  6.7  5.6       4.5  3.8
13Z:  5.4  7.0  5.6       6.3  5.0                 4.8  6.5  5.0  6.2       5.6   A   5.0   B        5.3  3.8
14Z:  5.8  6.6  5.6  5.5  5.7  4.3                      6.3  3.9  6.0       5.8   A   3.9  6.0       6.4  3.6
15Z:  5.4  7.0  5.6       5.0  3.9                      6.4  3.8  6.4       6.0   R   3.8  6.0       6.7  3.8
16Z:  4.6  7.4       4.5  4.5  3.2                      6.6  4.0  6.3  6.4  6.2   R   4.0  6.2       6.5  3.5
17Z:  5.0  6.4            4.3  3.0                      6.7  5.8  6.3  6.6  5.9  4.0  5.8   A             3.2
18Z:  4.8  6.8       5.0  4.6                           6.7       6.3  7.2  5.8  4.5       6.1       6.5  3.5
19Z:                                                    6.7            7.7  6.0  4.3       6.1             B
20Z:                                                    6.9            8.3  6.1  4.1        A             3.1
21Z:                                                    6.9            7.7  6.5  3.5       6.5       7.8  2.9
22Z:                                                    7.1            7.5  6.4  6.3       7.5       7.8  5.0
23Z:                                                    7.1            6.8  7.1  6.4       7.0            6.7
=========================================
Estimated Average Global foF2:  5.64 MHz.


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

      MUR  ASH  SAL  DIX  KHA  MAG  JUL  YAK  BOU  WLP  MAU  VBG  GOO  TAO  KEA  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 13.9 13.7 12.9 14.9 19.8 19.4 12.3      21.3 22.8 26.7      21.1 21.8      19.1 13.0 21.8 23.1
01Z: 13.0 12.6 13.8 15.1 18.0 21.4  8.6      21.9 19.2 32.8      15.5 21.1        B  11.7 24.1 22.0
02Z: 13.0 15.2 16.0 17.0 19.8 20.1 10.8      19.1 14.4 41.9      11.5           13.9  9.7 22.1 26.4
03Z: 13.4 19.2 15.6 16.7      18.6 10.5      19.7 13.3 40.8       8.7 20.7      11.9 11.6 16.2 25.0
04Z: 13.9 22.9 17.9 18.0 20.8 16.5 12.2      18.5 13.5 29.9       8.9 25.0        B  20.4 13.6 24.4
05Z: 15.5      18.9 18.0 18.3 19.5 16.2      13.9 12.5 26.8       7.8 22.6        B       12.3 25.2
06Z: 15.7 24.1 18.9 16.5 20.5 18.2 16.0      12.3 11.9 27.9       7.5 22.0       9.5      12.0 19.8
07Z: 18.0 17.6 20.8 18.0      18.6 19.8      10.0 11.7 30.1       6.6 23.7        B       10.8 25.8
08Z: 18.0 20.3 19.5 17.7 19.5 17.9 21.8       9.8 11.4 27.7       6.8 28.2        B       10.8 24.9
09Z: 18.0 22.8 19.2      17.4 19.5           10.0 10.5 24.4      13.9 22.5      14.3      10.5 22.9
10Z: 18.3 24.2 19.5      19.8 19.8           10.1 12.7 19.7      16.3 30.0      18.4      10.8 17.4
11Z: 18.2 25.4 19.8      20.4 19.2            9.9 17.3 22.8      17.5 27.2      21.6      12.5 14.8
12Z: 16.7 19.8 18.1      21.3 18.9      21.3 11.1 20.7 22.4      19.8 20.3 22.8 19.0      15.8 13.7
13Z: 17.8 21.0 18.5      19.5 15.0           16.9 22.1 16.5      18.5   A  16.5   B       17.5 13.7
14Z: 18.0 21.1 17.9 18.1 18.2 13.8                21.4 11.9      18.6   A  12.1 18.0      20.5 11.5
15Z: 17.8 21.0 17.4      15.0 11.7                19.8 12.2      18.6   R  12.2 19.2      21.4 12.9
16Z: 15.2 22.2           12.6  9.6                19.8 12.6 19.2 19.8   R  12.8 19.2      20.8 10.8
17Z: 16.5 20.5           12.0  9.3                20.1 19.1 19.8 20.1 11.6 19.1   A             9.3
18Z: 15.8 20.4      14.5 12.9                     20.8      21.6 18.0 13.5      18.9      19.5  9.8
19Z:                                              20.1      23.9 18.6 12.9      18.3             B
20Z:                                              21.4      25.7 18.9 12.7        A             9.3
21Z:                                              20.7      25.4 19.5 12.2      21.4      23.4  9.0
22Z:                                              22.0      24.0 19.8 22.7      23.2      24.2 17.0
23Z:                                              21.3      21.1 22.7 25.0      21.7           23.4
===============================================
Estimated Average Global MUF(3000)F2: 17.85 MHz.


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

      BOU  TAO  ANC  CNV  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:   29  220  110       320
01Z:   16  230  110  150  370
02Z:   42  270  110  110  420
03Z:   39  270  110   78  390
04Z:   31  310  120   63
05Z:   36  320  120   63
06Z:   30  320  110   61
07Z:       330  100   66
08Z:       360   85   62
09Z:       340   73
10Z:       300   60   47
11Z:       230   61   46
12Z:  5.9        62   76
13Z:       110   54  110
14Z:   28  100   47  140
15Z:   48  100   50  160
16Z:   67   96   76  180
17Z:   71   93  120  200
18Z:   91   97  130  210
19Z:  110  110  130  210
20Z:  120  110  130  220
21Z:       120  130  230
22Z:   83  170  120  230
23Z:   83  200  120  230


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

MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
DIX = Dixon                      USSR                (N74E081)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
JUL = Juliusruh/Rugen            Germany             (N54E013)
POI = Poitiers                   France              (N46E000)
YAK = Yakutsk                    USSR                (N62E130)
BOU = Boulder CO                 USA                 (N40W105)
WLP = Wallops Island VA          USA                 (N37W075)
MAU = Maui HI                    USA                 (N20W157)
OTI = Ottawa                     Canada              (N45W076)
VBG = Vandenberg AFB CA          USA                 (N34W120)
GOO = Goose Bay                  Canada              (N53W060)
TAO = Taoyuan                    Taiwan              (N25E121)
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)
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.


