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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 02 August
To: solar-daily@lut.fi
Date: Tue, 3 Aug 93 1:15:51 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 02 AUG 93
                    ---------------------------------------


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

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


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

     MUR  SAL  TOM  DIX  ASH  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  1.0  1.0            1.2  1.0
01Z: 1.3  1.0  1.0  1.0       1.3
02Z: 1.0  1.0  1.0  1.0       1.2  1.0
03Z: 1.0  1.0  1.0  1.0       1.3  1.0
04Z: 1.0  1.0  1.0  1.0  1.8  1.4  1.0
05Z: 1.0  1.0  1.0  1.0  2.0  1.3  1.2
06Z: 1.0  1.0  1.2       2.0  1.2  1.0
07Z: 1.0  1.0  1.2  1.0  2.6  1.2  1.0
08Z: 1.0  1.0  1.0  1.0  1.8  1.2  1.0
09Z: 1.0  1.0  1.2  1.0       1.0  1.0
10Z: 1.0       1.5  1.0  4.0  1.3  1.0
11Z: 1.0       1.4  1.2  3.6  1.3  1.0
12Z: 1.0       1.0  1.2            1.0
13Z: 1.0  1.0  1.0  1.2  2.0       1.0
14Z: 1.0  1.0  1.0  1.0  1.5       1.0
15Z: 1.0  1.0  1.0  1.0  2.0       1.0
16Z: 1.0  1.0  1.0  1.0  1.5       1.0
17Z: 1.0  1.0  1.0  1.0  2.0       1.0
18Z: 1.0  1.0  1.0  1.8  1.5       1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  SAL  TOM  DIX  ASH  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:      2.0  3.4            4.8  3.6
01Z:      4.0  5.0  2.8       6.0
02Z:      2.7  3.3  3.0       3.4  3.7
03Z: 4.0  3.6  8.3  3.6       4.3  2.8
04Z: 3.0  3.2  7.0  3.0       4.3  2.7
05Z: 3.5  3.2  4.9       3.8  4.7  2.7
06Z: 4.1  4.6  4.0            4.8  3.0
07Z: 4.6  3.2  6.0            6.8  2.2
08Z: 5.5  3.3  7.4  3.1       4.8  2.6
09Z: 4.3  3.2  4.9  3.0       7.1  2.5
10Z: 4.3        11            7.0  2.0
11Z: 4.0       8.3       3.8  8.2
12Z:           3.5                 4.3
13Z:      4.0  4.0       3.3
14Z:      4.0  3.6       2.6
15Z:      4.2  2.8
16Z:      5.1  3.0                 1.4
17Z: 3.2  5.2  2.3
18Z: 3.2  5.0  5.0  4.5            1.8
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  SAL  TOM  DIX  BOU  JUL  WAR  ASH  KHA  MAG  POI  VBG  GOO  EIE  TAO  RES  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  5.0  4.6  5.5       6.0  5.4   D        7.0  6.0  5.7  7.2  6.6  5.5  6.5  6.3  4.3  5.8  5.7  4.4  6.5  7.7
01Z:  4.8  5.0  5.8  5.2       4.7  4.8                 5.7  6.6  5.8  5.5  6.9   F    A   5.8  5.1   C   6.6  7.4
02Z:  4.8  5.1  5.9  5.2       4.3  4.1       6.3  5.9  5.4  7.2  5.0  5.5  7.4   F   6.3  5.3  5.1  4.4  6.7  7.1
03Z:  5.0  5.5       5.4       4.2  4.1       6.3  5.7  5.1  7.0  4.7  5.4  8.5   F   5.1  4.8  5.5  4.8  7.0  8.0
04Z:  5.3  5.9  6.2  6.1       4.4  4.8  7.1  6.3  5.6  4.8  7.7  4.1  5.4 10.2   F   5.1  4.7  4.9  6.9  6.6  6.5
05Z:  5.5  5.9  6.3  5.8       5.2  5.5  6.2  6.5  5.6  4.8  6.2  3.9  5.3 11.8   F   4.8  4.1  4.9       5.4
06Z:  5.8  6.0  6.7            5.7  6.0  6.0  6.0  5.5  6.0  5.6  3.2  5.2 12.6       4.6  4.1  4.9       4.8
07Z:  6.0  6.0  6.7  5.7       6.2  6.0  6.4  6.3  5.6  6.5  4.3  3.1  5.1 12.6       4.2   B   4.6       4.8  5.7
08Z:  6.0  6.0  6.0  5.8       6.3       6.6  6.0  5.8       4.2  4.0  4.6 15.0       4.2  4.0  3.9       4.3
09Z:  6.0  5.9  6.2  5.5                           5.9       4.5  4.9  4.8 16.2       3.9  4.9  4.4       4.4
10Z:  5.8       6.2  5.6                 6.5  6.9  6.4       4.6  5.3  2.8 15.0       4.8  4.6  5.8       4.2  3.8
11Z:  5.4            5.6                 7.0  7.4  6.2       6.9  4.9  4.7 10.0       5.6  5.6  5.8       3.8  3.3
12Z:  5.5       5.8  5.6                           6.9       3.5  5.4  4.6            5.6  5.1  5.9       4.8  3.8
13Z:  5.5  5.1  6.0  5.4                 8.0       6.6       5.0  5.4  4.6            5.6   B   6.3       6.0  3.8
14Z:  5.5  5.6  6.6  5.4                 7.8       5.9       5.4  5.6  4.5        F        5.5  6.6       6.9
15Z:  5.3  5.3  8.0  5.2                 7.1       5.2       6.3  5.6  4.9            6.6  6.0  6.7       6.7  3.7
16Z:  5.3  5.8  6.8  5.2                 7.0       4.9       6.9  5.6  5.3            5.6   A   6.9       6.9  4.8
17Z:  5.4  6.0  6.0  5.4                 5.4       4.8       6.4  5.5  5.3            5.9  5.7  6.3
18Z:  5.4  5.7  4.9                      4.7       4.7       6.0  5.6  5.2            6.0  5.4
19Z:                                                                                            7.0
20Z:                                                                                       5.7
21Z:                                                              5.6  6.1                 5.8  7.0       7.1
22Z:                                                              6.4  5.8       6.2       6.2  5.7       6.9
23Z:                                                              7.3  5.5        F        6.3  5.8       6.3
=========================================
Estimated Average Global foF2:  5.80 MHz.


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

      MUR  SAL  TOM  DIX  BOU  JUL  ASH  KHA  MAG  VBG  GOO  EIE  TAO  RES  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 15.5 13.8 17.0      20.0 16.7      23.1 19.2 23.0 20.5 17.6 21.4   F  11.2 18.6 19.9 12.3 19.5 26.9
01Z: 14.9 15.5 16.8 16.1      14.6                20.5 18.6 16.0 22.1   F    A  16.8 17.9   C  19.8 25.9
02Z: 14.9 14.8 18.3 15.6      13.3      19.5 18.9 22.3 15.0 17.6 22.2   F  20.2 17.0 16.3 12.3 22.8 24.1
03Z: 15.5 16.0      15.7      12.2      18.9 18.2 24.5 14.1 16.7 22.1   F  16.3 13.9 16.5 15.4 21.0 28.8
04Z: 16.4 17.7 19.8 17.7      13.2 22.0 19.5 16.8 25.4 12.3 15.7 27.5   F  15.8 13.6 14.2 25.5 21.1 20.8
05Z: 16.5 17.7 19.5 16.8      16.6 19.2 20.1 17.9 21.7 12.1 15.9 34.2   F  14.4 13.5 15.2      18.4
06Z: 16.8 18.6 20.1           18.2 19.2 18.0 16.5 19.6  9.6 16.1 37.8      13.8 11.9 15.2      15.4
07Z: 18.0 17.4 20.1 16.5      20.5 18.6 18.9 17.9 13.3  9.3 15.3 37.8      11.8   B  13.8      12.5
08Z: 18.6 17.4 18.6 18.0      20.8 19.1 19.2 18.6 11.8 12.0 13.8 46.5      13.0 13.2 11.7      13.3
09Z: 17.4 17.7 19.2 15.4                     19.5 14.8 16.7 12.5 55.1      11.7 17.1 15.0      14.1
10Z: 17.4      19.2 17.4           18.2      19.8 14.7 18.6  9.2 52.5      16.3 15.6 19.7      13.9
11Z:                17.4           20.3 22.9 21.1 24.1 15.7 13.2 33.0      20.2 20.2 19.1      12.2  8.2
12Z:           17.4 17.4                     21.4 10.8 16.7 13.8           18.5 17.3 19.5      15.4 10.6
13Z:      14.8 18.6 17.3           25.6      19.8 15.5 16.7 12.9           16.8   B  20.2      19.2
14Z: 17.0 18.5 19.8 17.3           25.0      17.7 17.3 16.8 11.7        F       16.5 21.1      23.5
15Z: 17.5 17.5 24.0 16.6           22.7      15.6 20.2 17.4 13.7           21.1 19.8 22.1      20.8 10.0
16Z: 17.5 18.6 22.4 16.6           21.7      14.7 21.4 17.4 15.9           17.4   A  20.7      22.1
17Z: 17.3 18.6 19.2 16.7           16.7      14.4 19.8 17.6 15.4           18.3 17.1 18.9
18Z: 17.8 17.7 15.2                12.7      14.1 19.8 17.4 15.1           17.4 17.3
19Z:                                                                                 21.0
20Z:                                                                            17.7
21Z:                                                   16.2 17.7                17.4 25.9      24.1
22Z:                                                   19.2 16.8      19.2      19.2 19.4      20.7
23Z:                                                   21.9 16.0        F       21.4 19.7      19.5
===============================================
Estimated Average Global MUF(3000)F2: 18.03 MHz.


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

      BOU  TAO  PAL  SHE  OSA  CNV  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:       230  510                  74
01Z:       290  560                  66
02Z:       360  580            140   53
03Z:       410  520            100   52
04Z:       540  420             70   54
05Z:       710  400             80   58
06Z:       770  370             82   61
07Z:       700  360            110   59
08Z:       690  340             67   49
09Z:       680  300             54   25
10Z:            230                  36
11Z:       350  210                  21
12Z:       270  150             88   24
13Z:       220  110            140
14Z:       210   80            180
15Z:       230   69            180
16Z:   27  240   81            190   30
17Z:   12  260  100            200   48
18Z:  7.4                      230   61
19Z:  6.5                            63
20Z:   24                      240
21Z:   16  120
22Z:  4.7  190                 200   45
23Z:   46  220                 160   37


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

MUR = Murmansk                   USSR                (N68E033)
SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
BOU = Boulder CO                 USA                 (N40W105)
JUL = Juliusruh/Rugen            Germany             (N54E013)
WAR = Warsaw                     Poland              (N52W021)
ASH = Ashkhabad                  USSR                (N37E058)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
POI = Poitiers                   France              (N46E000)
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)
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)
PAL = Palehua HI                 USA                 (N21W158)
SHE = Shemya AK                  USA                 (N52E174)
OSA = Osan AB                    Korea               (N37E127)
CNV = Cape Canaveral FL          USA                 (N28W080)
ANC = Anchorage AK               USA                 (N61W150)


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.


