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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9310291504.AA05725@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 28 October
To: solar-daily@lut.fi
Date: Fri, 29 Oct 93 9:04:28 MDT
X-Mailer: ELM [version 2.3 PL11]
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
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Status: RO

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 28 OCT 93
                    ---------------------------------------


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

     UPS  MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  BOU  WLP  MAU  VBG  GOO  EIE  TAO  CHU  KEA  ARG  BER  NIC  LEA
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z:                     2.8            3.0  2.7  3.4  3.2  3.2  3.6   A    B   3.2       3.2   B    B   2.9
01Z: 2.8       2.7  2.7  3.1                 2.9       2.7  3.3  3.5   A    B   3.4       3.4   B   2.8  3.0
02Z:           2.7  2.7  3.4            3.2  2.7       2.8   C   3.5        B   3.3        C    B   2.9  3.2  3.0
03Z: 3.0            3.1  3.3            3.1  3.0       2.9  3.6  4.0       2.8  3.2       3.6       3.1       2.8
04Z:                3.1  3.4            3.2  3.3        A    C   3.4        B   3.2        C    B   3.2       3.0
05Z: 2.7            3.2  3.4            3.2  3.3       2.9   C   3.2       3.9  3.2        C    A   3.0  3.6  3.1
06Z:      3.1       3.2  3.4       3.3  3.3  3.7            2.9  2.8       3.1  3.2       2.9   A   2.9  3.2   A
07Z:      3.4       3.3  3.3  3.1  3.2  3.2  3.5            3.2  2.8        A   3.3       3.2   B   3.3  3.3  3.2
08Z:      3.3  3.1  3.3  3.5  3.2  3.2  3.2  3.5            3.5  2.7       4.6  3.3       3.5   B   3.0  3.3
09Z:      3.4       3.3  3.5  3.0  3.1  3.2                 3.2  2.9        A   3.6       3.2   B   3.0  3.2   A
10Z:      3.4  3.0  3.3  3.5  2.6  3.0  3.0                 3.2  2.9       4.5  3.6       3.2  3.2  3.2  3.4
11Z:      3.4  3.0  3.3  3.4       3.0  2.8                 3.6  3.2       3.1  3.3       3.6  3.3  3.6  3.5
12Z:      3.3  3.1  3.3  3.4  2.8       2.8                 3.7  3.3        B   3.3       3.7  3.2  3.6   C   3.0
13Z:      3.4  3.3  3.0  3.3  2.8                           3.4  3.0        B   3.1   B   3.4  3.4  3.2  3.7
14Z:      3.1            2.9                                 C   3.3        B   2.9   R    C   3.4  3.6  3.4
15Z:      2.9  3.0       2.9                           3.3   C   3.3        B   3.1   B    C   3.2  3.4  3.5
16Z:      3.1            2.8                           3.2   C   3.2  3.2   B   3.8        C   3.2  3.4  3.4
17Z:           2.8       2.7            2.6            3.2   C   3.5  3.2   B    I    R    C   3.3  3.1  3.5
18Z:           2.6                                     3.2       3.2   A   2.7  2.7  3.2       3.2       3.3
19Z:                                                   3.3       3.2  3.1  2.8   A   3.0       3.3  3.3  2.9
20Z:                                                   3.3       3.3  3.3  3.0  2.8   C        3.3  3.6   A
21Z:                                                   3.4       3.5  3.1  3.2   A    C        3.2  3.5  2.9
22Z:                                                   3.4       3.4  2.8  3.0  3.2            3.2  3.2  2.9
23Z:                                                   3.0       3.3  2.8   B   2.8            3.0  3.0  3.2
=========================================
Estimated Average Global M(3000)F2:  3.19.


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

     MUR  SVE  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:                1.5            1.1
01Z:      1.0  1.5  1.0
02Z:      1.8  1.0  1.3            1.2
03Z:      2.2  1.0  1.4            1.2
04Z: 1.0       1.9  1.5            1.0
05Z:      1.6  2.3  1.5            1.0
06Z: 2.4  1.8  1.0  1.8       1.2  1.0
07Z: 2.5  1.7  1.0  1.4  3.0  1.2  1.0
08Z: 2.5  1.9  1.0  2.6  2.5  1.2  1.0
09Z: 3.5  1.9  1.0  1.2  1.8  1.2  1.1
10Z: 3.5  1.9  1.0  1.0  1.0  1.0  1.0
11Z: 2.5  1.8  1.0  1.0  1.0  1.2  1.0
12Z: 2.3  1.7  1.0  1.0  1.0       1.2
13Z: 2.3  1.5  1.0  1.0  1.0
14Z: 1.0       1.0  1.0
15Z: 1.0  1.0  1.0  1.0            1.0
16Z: 1.0  1.8  1.0  1.0            1.0
17Z: 1.0  1.8  1.0  1.0            1.0
18Z: 1.0  1.8  1.0       1.5       1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  SVE  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:                               2.2
01Z:                1.6
02Z:                1.6            2.3
03Z:                2.1            2.3
04Z: 2.5            2.2
05Z:      2.5       2.3
06Z:      2.5                 3.2  1.8
07Z:      2.7
08Z:
09Z:                1.4  2.6
10Z:                2.2  3.8  4.0
11Z:                     4.0  3.8  2.0
12Z:      2.2            5.6
13Z:                     4.0
14Z: 2.0       2.3
15Z: 1.6  2.6
16Z: 2.0            3.0
17Z: 4.2            3.5
18Z: 3.5                 5.2
19Z:
20Z:
21Z:
22Z:
23Z:


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

      UPS  MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  POI  BOU  WLP  OTI  MAU  VBG  GOO  EIE  TAO  CHU  KEA  ARG  BER  NIC  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                      2.0            4.0  2.6  3.3  5.5  4.2      11.1  6.8   A    B  10.6      11.1   B    B   3.0
01Z:  2.2       2.3  2.1  3.5                 2.4  3.5       3.7      11.1  4.6   A    B  13.0      11.1   B   3.8  2.7
02Z:            2.3  2.0  5.6            4.3  2.6  3.6       3.8       8.8  5.8        B  11.6       8.8   B   4.0  3.1 10.3
03Z:  2.0       4.0  2.9  6.8            4.5  2.5  3.6       3.6       7.1  5.2       3.6 12.4       7.1       3.8  3.9  8.8
04Z:                 4.0  8.3            4.6  2.3  4.0        A         C   5.7        B  14.8        C    B   3.8  5.6  9.4
05Z:  1.9       6.3  4.8  8.8            4.4  2.2  3.1       2.6       4.5  3.7       3.5 14.8       4.5   A   3.9  6.1  9.6
06Z:       3.8  6.3  5.4  8.8       7.0  4.8  4.2  2.8                 4.7  3.5       4.1 14.4       4.7   A   4.1  7.8   A
07Z:       5.1  6.5  5.9  8.0  5.2  7.3  4.2  6.4  4.8                 5.5  3.8        A  15.0       5.5   B   4.0  7.1  7.6
08Z:       5.4  7.2  5.9  7.3  4.4  6.8  4.0  6.3                      5.5  3.9       7.0 15.0       5.5   B   3.6  8.4
09Z:       6.0  6.8  6.0  7.4  4.6  5.7  3.6                           3.7  4.3        A  14.2       3.7   B   3.5  8.6   A
10Z:       6.0  7.3  6.0  7.1  4.1  5.0  3.0                           3.3  4.1       3.9  9.5       3.3  3.7  4.7  9.9
11Z:       5.6  6.9  5.5  6.0       4.9  2.7                           3.3  3.7       3.1  8.5       3.3  4.5  6.9  8.5
12Z:       4.7  6.3  3.6  4.7  4.4       2.0                      4.2  2.2  3.1        B   8.5       2.2  5.5  7.2   C   5.8
13Z:       4.0  5.5  2.1  3.8  4.6                                5.3  1.9  3.3        B   5.5   B   1.9  6.0  7.3  7.9
14Z:       2.3            3.5                                     6.5  2.0  4.5        B   4.1   R   2.0  6.4  8.0  6.6
15Z:       2.0  5.3       3.1                                8.1  7.4   C   5.8        B   4.7   B    C   6.5  7.4  6.6
16Z:       2.5  3.0       3.0                                8.4  7.9   C   8.3  6.6   B   4.7        C   7.1  7.6  5.2
17Z:            2.8       2.5            2.0                 9.6  8.6   C   8.5  6.9   B    I    R    C   7.7  8.6  4.7
18Z:            2.3                                          9.3  8.2       8.5   A   3.8  4.1  6.3       7.7       3.8
19Z:                                                         8.9            9.2  7.0  4.1   A   6.4       7.5 10.0  3.3
20Z:                                                         8.9            9.2  9.2  4.6  2.6   C        7.6  8.9   A
21Z:                                                         7.9            7.3  6.6  4.7   A    C        6.6  7.0  3.7
22Z:                                                         5.7            7.6  4.0  4.9  4.2            5.4  5.3  3.7
23Z:                                                         5.2            7.7  3.0   B   9.3            3.6  4.7  3.8
=========================================
Estimated Average Global foF2:  5.63 MHz.


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

      UPS  MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  BOU  WLP  MAU  VBG  GOO  EIE  TAO  CHU  KEA  ARG  BER  NIC  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:                      5.6           12.0  7.0 18.6 13.4 35.5 24.5   A    B  33.9      35.5   B    B   8.7
01Z:  6.2       6.2  5.7 10.8                 7.0      10.0 37.2 16.1   A    B  44.2      37.7   B  10.6  8.1
02Z:            6.2  5.4 19.0           13.8  7.0      10.6   C  20.3        B  38.3        C    B  11.6  9.9 30.9
03Z:  5.9            9.0 22.4           13.9  7.5      10.4 25.6 20.8      10.1 39.7      25.6      11.8      24.6
04Z:                12.4 28.2           14.7  7.6        A    C  19.4        B  47.4        C    B  12.2      28.2
05Z:  5.1           15.4 29.9           14.1  7.3       7.5   C  11.8      13.7 47.4        C    A  11.7 22.0 29.8
06Z:      11.8      17.3 29.9      23.1 15.8 15.5           13.6  9.8      12.7 46.1      13.6   A  11.9 25.0   A
07Z:      17.3      19.5 26.4 16.1 23.4 13.4 22.4           17.6 10.6        A  49.5      17.6   B  13.2 23.4 24.3
08Z:      17.8 22.3 19.5 25.6 14.1 21.8 12.8 22.1           19.0 10.5      32.2 49.5      19.2   B  10.8 27.7
09Z:      20.4      19.8 25.9 13.8 17.7 11.5                11.7 12.5        A  51.1      11.8   B  10.5 27.5   A
10Z:      20.4 21.9 19.8 24.9 10.7 15.0  9.0                10.4 11.9      17.6 34.2      10.6 11.8 15.0 33.7
11Z:      19.0 20.7 18.1 20.4      14.7  7.6                11.9 11.8       9.6 28.0      11.9 14.8 24.8 29.8
12Z:      15.5 19.5 11.9 16.0 12.3       5.6                 8.0 10.2        B  28.0       8.1 17.6 25.9   C  17.4
13Z:      13.6 18.1  6.3 12.5 12.9                           6.5  9.9        B  17.0   B   6.5 20.4 23.4 29.2
14Z:       7.1           10.2                                 C  14.8        B  11.9   R    C  21.8 28.8 22.4
15Z:       5.8 15.9       9.0                          26.7   C  19.1        B  14.6   B    C  20.8 25.2 23.1
16Z:       7.8            8.4                          26.9   C  26.6 21.1   B  17.9        C  22.7 25.8 17.7
17Z:            7.8       6.8            5.2           30.7   C  29.8 22.1   B    I    R    C  25.4 26.7 16.4
18Z:            6.0                                    29.8      27.2   A  10.3 11.1 20.2      24.6      12.5
19Z:                                                   29.4      29.4 21.7 11.5   A  19.2      24.8 33.0  9.6
20Z:                                                   29.4      30.4 30.4 13.8  7.3   C       25.1 32.0   A
21Z:                                                   26.9      25.6 20.5 15.0   A    C       21.1 24.5 10.7
22Z:                                                   19.4      25.8 11.2 14.7 13.4           17.3 17.0 10.7
23Z:                                                   15.6      25.4  8.4   B  26.0           10.8 14.1 12.2
===============================================
Estimated Average Global MUF(3000)F2: 17.98 MHz.


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

      BOU  TAO  ANC  CNV  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:  140  450  350  180  370
01Z:  110  620  350  130  320
02Z:  100  690  350  100  180
03Z:   74  690  320  100  150
04Z:   66  720  310   99  120
05Z:       730  300  100   93
06Z:   67  720  290  100   93
07Z:   67  720  290   99   96
08Z:   64  720  280  110   91
09Z:   67  700  280  110   48
10Z:       510  280  110   38
11Z:   58  290  280  110   35
12Z:   38  220  290  130   26
13Z:   39  150  290        23
14Z:   65  130  290  220   22
15Z:   99  120  290  250   26
16Z:  140  110  280        27
17Z:  170  110  300        83
18Z:  200  120  320       190
19Z:  250  110  340       290
20Z:  230  100  360  360  390
21Z:  220  110  370  330  550
22Z:       180  370  260  690
23Z:  190  240  380  210  780


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

UPS = Uppsala                    Sweden              (N60E018)
MUR = Murmansk                   USSR                (N68E033)
SVE = Sverdlovsk                 USSR                (N56E061)
SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
JUL = Juliusruh/Rugen            Germany             (N54E013)
POI = Poitiers                   France              (N46E000)
BOU = Boulder CO                 USA                 (N40W105)
WLP = Wallops Island VA          USA                 (N37W075)
OTI = Ottawa                     Canada              (N45W076)
MAU = Maui HI                    USA                 (N20W157)
VBG = Vandenberg AFB CA          USA                 (N34W120)
GOO = Goose Bay                  Canada              (N53W060)
EIE = Eielson AFB AK             USA                 (N64W147)
TAO = Taoyuan                    Taiwan              (N25E121)
CHU = Churchill                  Canada              (N58W094)
KEA = Keakawapu HI               USA                 (N20W156)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
NIC = Nicosia                    Cyprus              (N35E033)
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.


