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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9310120516.AA11673@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 11 October
To: solar-daily@lut.fi
Date: Mon, 11 Oct 93 23:16:47 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 11 OCT 93
                    ---------------------------------------


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

     MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  UPS  WLP  MAU  GOO  EIE  TAO  CHU  ARG  NIC  DYS  LEA
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z:           2.9  3.0  3.3  3.3  3.2  2.5  3.0  3.1  3.3  2.8   B   3.4            3.2  3.5  3.3
01Z:                3.3       3.3  3.4       2.9  2.8  3.3  2.5  2.8  3.2            3.6  3.3  2.9
02Z:                3.4       3.2  3.4  2.8  2.8  2.9  3.3   A   2.7  3.4             C    A
03Z:                3.2       3.2  3.1  2.7       2.6  3.5   A   2.8                 2.9   A   2.8
04Z:           2.9  3.3       3.1  3.4  3.6  2.9  2.6  3.5   A   2.9  3.1            3.3   B   2.9
05Z:           3.1  3.1            3.4  2.9  3.0  2.5  3.3   A   2.9   R             3.2  3.1  2.9
06Z:      2.9  3.2  3.3            3.4  3.3       2.4  3.0   A   2.7  3.2                 2.8  3.0
07Z:           3.2  3.3            3.2  3.1       2.6  2.2   B   3.5  3.4                 3.0  3.0
08Z:           3.3  3.3                 3.2       3.1  3.3   A   3.4  3.4                 3.0  3.0
09Z:           3.2  3.3            3.2            2.9  2.8   A    A   3.1                 3.0
10Z:                3.2  3.1                      2.7  3.0  3.2   B   1.1                 2.9
11Z: 3.1       3.2  3.5  3.1       3.0            3.4  2.8  3.4   B                        A
12Z:                3.0            2.7            3.2  3.0  3.3   A   3.5       3.5       3.0  3.6
13Z: 3.1       3.1                 2.8            3.5  3.3  3.4   A   3.3   B   3.2       3.5  3.2
14Z: 3.1       2.8                 2.8            3.2  2.8  3.3   A   2.9   C   3.1       3.5
15Z: 2.8       3.1                 2.8            3.2  3.0  3.2   B   3.0   C   3.2       3.4
16Z:           3.3                 2.7            3.0  3.2  3.1   B   3.2   B   3.2       3.4
17Z:           2.5       3.0                      3.0  3.7  3.1   B   3.3   B   3.1       3.2
18Z:                                              3.1       3.2   B   3.5   B   3.1       3.2
19Z:                                              3.3       3.3  2.7  3.5   F   3.2       3.3
20Z:                                              3.2       3.1  2.8  3.0  3.2  3.3       3.4
21Z:                                              3.6       3.3  2.9  3.1   F   3.2       3.3
22Z:                                              3.2       3.5   B   3.6       3.3       3.4
23Z:                                              3.2       3.4  2.8  3.6       3.2       3.5  3.2
=========================================
Estimated Average Global M(3000)F2:  3.12.


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

     MUR  SVE  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:      1.0  1.0  1.2  1.6  1.2  1.0
01Z:      1.6       1.0       1.4  1.0
02Z:      1.0       1.2       1.4  1.1
03Z:                1.0       1.2  1.0
04Z:           3.3  1.3       1.2  1.1
05Z:           3.2  1.3            1.0
06Z:      1.0  3.4  1.5            1.0
07Z:           3.0  1.7            1.0
08Z:           2.4  1.6  3.5
09Z:           1.0  1.5            1.3
10Z:                1.3  1.8
11Z: 3.3       3.0  1.4  2.2       1.0
12Z:      1.5       1.3  1.2       1.0
13Z: 2.1       1.0       1.4       1.1
14Z: 2.4       2.0       1.5       1.0
15Z: 1.0       1.8                 1.0
16Z: 1.0       1.0                 1.0
17Z:           1.0       1.5
18Z:      2.0  1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  SVE  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:      3.0            2.2  3.7
01Z:      3.0       1.6       5.1  2.7
02Z:      4.0       2.9       3.2  2.0
03Z:                2.6       3.3  1.4
04Z:                2.8       3.3
05Z:                3.0
06Z:      3.3       3.0
07Z:
08Z:                3.0
09Z:                2.4
10Z:                2.1  3.0
11Z:
12Z:      3.0       3.3  3.6
13Z:                     5.2
14Z:                     5.4
15Z:                               1.1
16Z: 4.7
17Z:           2.2       2.4
18Z:           2.6
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  UPS  WAR  POI  WLP  MAU  GOO  EIE  TAO  CHU  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:            2.5  2.5  4.0  7.0  4.9  2.8  2.2   R   4.0  5.7 13.3  3.5   B   8.9            4.7  7.9  6.8
01Z:                 3.9       7.6  5.7   A   2.2   C   4.2  4.6 13.0  3.4  4.5 11.0            4.3  4.7  7.1
02Z:                 4.5       8.4  5.7  2.2  2.2  2.7  4.0  3.7 11.1   A   4.3 13.8             C    A
03Z:                 5.5       7.5  6.2  2.2        C   3.8  3.4 10.0   A   3.5                 3.3   A   7.9
04Z:            4.1  6.7       8.3  6.1  2.2  2.0   A   3.9  3.1  7.4   A   2.5 12.5            4.6   B   8.9
05Z:            4.8  6.8            5.9  2.4  2.8   C   3.1  3.2  6.7   A   2.9   R             7.1  3.7  9.3
06Z:       5.8  5.1  8.0            5.9  4.0        R   3.7  3.3  3.4   A   3.0 17.6                 4.0  9.1
07Z:            5.7  8.5            5.6  4.4        C   4.2  3.2  3.9   B   4.2 16.5                 3.7  8.7
08Z:            5.7  7.5                 4.8       4.9       3.2  3.8   A   4.8 15.0                 3.8  8.0
09Z:            5.9  7.1            4.4                      2.8  3.0   A    A  14.5                 3.2
10Z:                 6.9  4.5                                2.6  3.3  2.9   B  14.1                 3.1
11Z:  4.7       5.0  6.3  3.4       2.9                      4.8  3.7  5.3   B                        A
12Z:       5.3       5.2            2.3                      6.1  3.9  6.4   A  11.4       7.5       3.4  6.6
13Z:  4.2       3.2                 2.0                      7.1  4.3  7.3   A  11.5   B   7.5       6.5  5.2
14Z:  3.9       3.0                 1.8                      8.0  3.3  8.2   A   9.0   C   7.9       6.9
15Z:  2.0       3.2                 2.2                      8.7  3.5  8.2   B   8.9   C   9.2       7.8
16Z:            2.6                 2.2                      7.5  4.1  9.0   B   8.2   B   8.5       6.6
17Z:            2.8       3.5                                8.1  6.9  8.9   B   7.0   B   8.4       6.9
18Z:       2.6                                               8.7       8.8   B   6.9   B   8.3       7.7
19Z:                                                         9.1       7.9  4.3  7.6   F   8.2       8.9
20Z:                                                         8.1       6.8  4.3  3.6  7.3  7.0       8.1
21Z:                                                         7.3       8.1  4.4  2.6  7.1  7.5       7.8
22Z:                                                         8.0       5.1   B   4.8       7.6       7.5
23Z:                                                         5.9       4.2  4.4  8.0       4.7       7.4  7.2
=========================================
Estimated Average Global foF2:  5.88 MHz.


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

      MUR  SVE  SAL  TOM  DIX  KHA  MAG  JUL  UPS  WLP  MAU  GOO  EIE  TAO  CHU  ARG  NIC  DYS  LEA
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:            7.2  7.5 13.2 23.1 15.7  7.0  6.6 17.7 43.9  9.8   B  30.3           15.0 27.6 22.4
01Z:                12.9      25.1 19.4   A   6.4 12.9 43.5  8.5 12.6 35.2           15.5 15.5 20.6
02Z:                15.3      26.9 19.4  6.2  6.3 10.7 36.6   A  11.6 46.9             C    A
03Z:                17.6      24.0 19.2  5.9       8.8 35.0   A   9.8                 9.6   A  22.1
04Z:           11.9 22.1      25.7 20.7  7.9  5.8  8.1 25.9   A   7.2 38.8           15.2   B  25.8
05Z:           14.9 21.1           20.1  7.0  8.4  8.0 22.1   A   8.4   R            22.7 11.5 27.0
06Z:      16.8 16.3 26.4           20.1 13.2       7.9 10.2   A   8.1 56.3                11.2 27.3
07Z:           18.2 28.0           17.9 13.6       8.3  8.6   B  14.7 56.1                11.1 26.1
08Z:           18.8 24.8                15.4       9.9 12.5   A  16.3 51.0                11.4 24.0
09Z:           18.9 23.4           14.1            8.1  8.2   A    A  44.9                 9.6
10Z:                22.1 13.9                      7.0  9.7  9.3   B  15.5                 9.0
11Z: 14.6      16.0 22.1 10.5       8.7           16.3 10.2 18.0   B                        A
12Z:                15.6            6.2           19.5 11.9 21.1   A  39.9      26.2      10.2 23.8
13Z: 13.0       9.9                 5.6           24.9 14.4 24.8   A  38.0   B  24.0      22.8 16.6
14Z: 12.1       8.4                 5.0           25.6  9.1 27.1   A  26.1   C  24.5      24.1
15Z:  5.6       9.9                 6.2           27.8 10.5 26.2   B  26.7   C  29.4      26.5
16Z:            8.6                 5.9           22.5 13.1 27.9   B  26.2   B  27.2      22.4
17Z:            7.0      10.5                     24.3 25.2 27.6   B  23.1   B  26.0      22.1
18Z:                                              27.0      28.2   B  24.1   B  25.7      24.6
19Z:                                              30.0      26.1 11.6 26.6   F  26.2      29.4
20Z:                                              25.9      21.1 12.0 10.8 23.4 23.1      27.5
21Z:                                              26.3      26.7 12.8  8.1   F  24.0      25.7
22Z:                                              25.6      17.9   B  17.3      25.1      25.5
23Z:                                              18.9      14.3 12.3 28.8      15.0      25.9 23.0
===============================================
Estimated Average Global MUF(3000)F2: 18.33 MHz.


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

      TAO  ANC  CNV  BOU  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:  320  220  190  190
01Z:  440  210  130  130
02Z:  630  210  110
03Z:  860  210  110   73
04Z:  860  200  110   69
05Z:  870  170  110   71
06Z:  880  160  110   73
07Z:  750  150  110   70
08Z:  640  140  110   68
09Z:       140  100   65
10Z:  450  130   94
11Z:  390  130   97   54
12Z:  370  140  130
13Z:  230  130  190   40
14Z:   96  130  220   78
15Z:  130  130  260  110
16Z:  110  140  280  110
17Z:   79  160  290
18Z:   71  170  310  170
19Z:   46  190  340  190
20Z:  130  200  330  180
21Z:  120  210  300  170
22Z:  190  210  250  170
23Z:  250  210  200  170


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

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)
UPS = Uppsala                    Sweden              (N60E018)
WAR = Warsaw                     Poland              (N52W021)
POI = Poitiers                   France              (N46E000)
WLP = Wallops Island VA          USA                 (N37W075)
MAU = Maui HI                    USA                 (N20W157)
GOO = Goose Bay                  Canada              (N53W060)
EIE = Eielson AFB AK             USA                 (N64W147)
TAO = Taoyuan                    Taiwan              (N25E121)
CHU = Churchill                  Canada              (N58W094)
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)
BOU = Boulder CO                 USA                 (N40W105)
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.


