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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9306300422.AA13408@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 29 June
To: solar-daily@lut.fi
Date: Tue, 29 Jun 93 22:22:11 MDT
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Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
X-Sequence: 860
Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 29 JUN 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  BOU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  1.6  3.1  2.8       3.5  3.0  2.9       3.1  3.0  3.0  2.9  3.1   F        2.6  2.5   B    B   3.0  3.0  3.6
01Z: 3.1  1.3       2.6  2.8  3.3  3.2  2.9  3.0       3.0  2.9  2.9  2.8   F        2.7  3.2  3.1  3.4  3.1  3.1  3.5
02Z: 3.1  1.6       2.9       2.9       2.8  2.9       3.0  2.9  3.0  2.7   F        2.8  3.3   B    A   2.9  3.1  3.7
03Z: 2.8  1.6       2.9  2.8       3.0  2.9  2.9       3.5  3.1  2.9  2.7   F        3.0  3.0   B    A    C   3.2  3.6
04Z: 2.8  3.1            2.8       2.8  2.8            3.4  2.8  3.2  2.6  3.0       3.2  2.9   B    B   3.0  3.0  3.3
05Z: 2.8  2.7            2.8  2.8       2.9  2.8       2.8  2.8  3.1  2.7  3.0       3.1  2.8   B   3.5  2.7  3.3
06Z: 2.9  2.6       2.9       2.6  3.0  2.9            3.0  3.0  3.0  2.8            3.0  3.0   B    A   2.8  3.0
07Z:      2.3  2.8  2.9  2.6       3.0  2.8            2.9  3.1  2.9  2.8            2.8  2.7   B   2.9  3.0       3.5
08Z: 2.8  2.5  2.5  3.0       2.6  2.9  3.0            3.1  2.9  2.7  3.0            3.0  2.8   B   2.9  3.0  2.9
09Z: 2.8  2.7       3.0  2.7       3.0                 2.7  2.8  3.0  3.1            3.2  2.9   B    A   2.7  2.9
10Z: 3.0  2.8       2.9  2.8  2.8  3.0                 2.9  3.3  2.7  3.2            3.1  3.1   B   3.1  2.7  2.9
11Z: 2.6  3.0  2.8  3.0       2.8  2.8                 3.0  3.2  2.5  3.0            3.2  3.2   B   3.2  2.9  2.8  2.4
12Z: 2.6       2.9            2.7  2.8                 3.5  2.8  2.8  3.0            3.2  2.9   B   3.2   C   3.0  3.1
13Z: 2.6            2.9            2.8                 3.0  2.8  2.6  2.8        R   3.0  3.0   B   2.9  2.7  3.0
14Z: 3.0       3.2            2.9  2.8                 3.0  3.1  3.0   R        2.8  2.9  3.0   B   3.2  2.7  3.0
15Z: 3.1       3.1  3.1  2.8       2.8                 3.0  3.0  3.1  2.9       2.8  2.9  2.8   B   2.9  2.8  2.9  3.1
16Z:                                                   3.1  2.9  2.9   R    F        3.0  3.1   B   3.2  3.0   A   3.4
17Z:                                                   3.1  2.9  2.7  3.4       3.0  3.2  3.0   B   2.9  3.3  3.0
18Z:                                                   2.9  2.9  2.7  3.2       2.8       2.7   B   3.2  3.4  3.0  3.0
19Z:                                                   2.4       3.0  2.8        F        2.7            2.8  2.7  2.7
20Z:                                                    A        2.9  2.8       2.9       2.9            2.8  3.0  2.7
21Z:                                                   2.9       3.0  3.0       2.9       2.9            2.8  2.8  3.3
22Z:                                                   2.7       3.7  3.0   F             2.9            2.8  2.9
23Z:                                                   3.0  2.9  2.7  3.3   F             2.9  3.4   A   2.8  3.0
=========================================
Estimated Average Global M(3000)F2:  2.93.


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  2.8  1.0  1.0  1.0  1.4  1.0
01Z: 1.0  2.8       1.0  1.0  1.3  1.0
02Z: 1.0  3.0       1.0  1.0  1.5  1.0
03Z: 1.0  2.9       1.0  1.0       1.0
04Z: 1.0  1.9            1.0  1.2  1.0
05Z: 1.0  2.5       1.0  1.0  1.3
06Z: 1.0  1.9       1.0  1.0  1.5  1.0
07Z:      2.3  1.0  1.0  1.0  1.2  1.0
08Z: 1.7  2.9  1.0  1.7  1.0  1.4  1.0
09Z: 1.0  4.2  1.0  1.0  1.0       1.0
10Z: 1.0  5.0  1.0  1.0  1.0  1.1  1.0
11Z: 1.0  2.6  1.0  1.0  1.0  1.3  1.0
12Z: 1.0       1.0       1.4  1.1  1.0
13Z: 1.1            1.0  1.0       1.0
14Z: 2.0       3.0       1.0  1.1  1.0
15Z: 1.0       1.0  1.0  1.0       1.0
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 5.5       4.5  3.9  3.0  5.2  3.9
01Z: 6.2  2.5       4.4  3.0  4.5  3.5
02Z: 7.0  2.5       5.5       4.5  3.9
03Z: 7.0  3.1       4.2
04Z: 4.3  3.9                 6.7
05Z: 4.8  4.1       6.8       5.4
06Z: 6.0  5.0       5.0            3.5
07Z:      5.3  4.8  6.0  3.8  7.0
08Z: 6.7  6.3  9.6  8.2       5.0  3.0
09Z: 4.8  9.5  9.9  4.9  3.4       2.6
10Z: 3.8       7.8  3.6  3.2  4.9  2.7
11Z:      4.2  3.4  4.0  3.4  5.1
12Z:                     3.4  3.3
13Z: 3.8            2.8  4.3
14Z:                     4.0  2.9  1.1
15Z:                2.5  3.5
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  WAR  UPS  POI  BOU  OTI  CAM  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  6.0  5.5  6.0  6.0  5.2  7.2  5.5  6.4  6.0  6.2  7.3  6.3       7.0  7.1  6.6  6.2  7.4   F       10.0  4.3   B    B   7.4  7.0  7.6
01Z:  6.0  5.5       6.2  5.0  7.4  5.6  6.2  5.9  6.2  6.5            7.1  6.9  6.9  6.2  8.8   F       10.4  5.8  6.6  5.2  5.6  7.3  8.1
02Z:  5.5  6.2       6.3  5.2  6.5  5.3  5.8  5.6  5.9  6.2            7.0  6.9  6.7  5.9  8.6   F       11.5  5.3   B    A   5.9  7.2  6.8
03Z:  6.2  7.0       6.5  5.6       5.5  5.4   D   6.3  6.0            7.3  7.4  5.9  5.8  8.7   F       12.6  5.6   B    A    C   6.3  6.7
04Z:  6.7  7.4            5.6       5.7  6.1  6.1  6.3  5.9            7.4  6.9  5.3  5.7  8.7  6.1      12.2  5.9   B    B   6.4  6.1  7.7
05Z:  6.3  7.3       6.6  5.9  6.3       7.3  7.3  7.1  6.7            7.1  6.3  4.8  5.9  9.2  5.9      10.1  6.3   B   5.5  6.7  5.2
06Z:  6.3  8.1       6.6  5.7  6.2  5.6  7.8  8.0       7.8            6.6  6.4  4.5  5.9  9.3            8.8  5.5   B    A   8.2  5.6
07Z:       8.6  6.0  5.3  5.9       5.6  8.2  8.0       8.4            5.8  5.9  4.0  5.7  8.9            8.8  5.2   B   6.2  9.2       7.0
08Z:  6.4  9.1  5.6  6.4  5.2  6.1  5.7  8.2                           4.5  8.0  4.7  5.9  8.5            8.5  4.8   B   5.8  9.2  5.0
09Z:  6.3  9.2       6.6  6.0       6.0                                3.9  5.5  5.2  5.2 10.0            7.9  5.0   B    A   8.3  4.9
10Z:  6.3  9.3       6.4  6.0  6.7  6.5                                3.7  5.8  5.2  4.7 10.0            7.9  5.4   B   6.7  9.0  4.7  3.2
11Z:  5.8  8.9  5.4  6.3  5.2  8.1  7.2                                3.8  5.9  5.9  4.7  9.3            7.4  5.9   B   7.7  9.5  4.3  3.1
12Z:  5.6       5.9            9.0  7.8                           4.8  3.6  5.2  5.9  4.8  6.5            6.3  6.5   B   7.5   C   5.2  2.6
13Z:  5.7            6.8  5.0       7.1                           5.9  3.9  5.3  6.3  5.2  7.0        R   6.5  6.9   B   7.2  8.7  6.2
14Z:  5.7       5.5       5.2  8.2  6.8                           5.7  3.9  6.1  6.4  5.7   R        5.6  4.7  6.6   B   6.5  9.1  6.5  3.6
15Z:  6.0       5.7  6.8  5.2       6.5                           6.3  4.3  6.9  6.5  5.9  7.0       5.6  4.6  6.9   B   7.4  9.6  6.9  3.7
16Z:                                                              6.3  4.0  7.4  6.1  6.1   R    F        4.7  6.7   B   7.8  9.8   A   4.2
17Z:                                                              6.3  3.9  6.8  6.2  5.9  7.5       5.4  6.5  6.7   B   7.5 11.1  7.9  2.3
18Z:                                                              5.7  3.8  6.7  6.0  5.9  5.4       5.8       6.4   B   6.8  8.2  7.6  3.0
19Z:                                                                   3.8  6.3       5.7  4.5        F        6.3            6.2  7.0  2.9
20Z:                                                                   3.8   A        5.5  4.6       6.1       6.9            6.3  6.6  3.3
21Z:                                                                   4.9  7.1       5.7  4.8       6.0       7.3            6.2  7.2  5.8
22Z:                                                                   6.7  7.1       4.6  6.0   F             7.2            6.2  7.3  7.1
23Z:                                                                   7.4  7.1  6.7  5.8  7.5   F             7.6  6.6   A   6.5  7.0
=========================================
Estimated Average Global foF2:  6.41 MHz.


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  BOU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 18.6  8.8 18.6 16.8      25.2 16.5 18.6      19.7 21.3 19.8 18.0 22.9   F       26.0 10.8   B    B  22.2 21.0 27.4
01Z: 18.6  7.1      16.1 14.0 24.4 17.9 18.0 18.6      20.7 20.0 18.0 24.6   F       28.1 18.6 20.5 17.7 17.4 22.6 28.4
02Z: 17.0  9.9      18.3      18.9      16.2 17.1      20.7 19.4 17.7 23.2   F       32.2 17.5   B    A  17.1 22.3 25.2
03Z: 17.4 11.2      18.9 15.7      16.5 15.7 18.3      25.9 18.3 16.8 23.5   F       37.8 16.8   B    A    C  20.2 24.1
04Z: 18.8 22.9           15.7      16.0 17.1           23.5 14.8 18.2 22.6 18.3      39.0 17.1   B    B  19.2 18.3 25.4
05Z: 17.6 19.7           16.5 17.6      21.2 19.5      17.6 13.4 18.3 24.8 17.7      31.3 17.6   B  19.2 18.1 17.2
06Z: 18.3 21.1      19.1      16.1 16.8 22.6           19.2 13.5 17.7 26.0           26.4 16.5   B    A  23.0 16.8
07Z:      19.8 16.8 15.4 15.3      16.8 23.0           17.1 12.4 16.5 24.9           24.6 14.0   B  18.0 27.6      24.5
08Z: 17.9 22.8 14.0 19.2      15.9 16.5 24.6           24.8 13.6 15.9 25.5           25.5 13.4   B  16.8 27.6 14.5
09Z: 17.6 24.8      19.8 16.2      18.0                14.9 14.6 15.6 31.0           25.3 14.5   B    A  22.4 14.2
10Z: 18.9 26.0      18.6 16.8 18.8 19.5                16.8 17.2 12.7 32.0           24.5 16.7   B  20.8 24.3 13.6
11Z: 15.1 26.7 15.1 18.9      22.7 20.2                17.7 18.9 11.8 27.9           23.7 18.9   B  24.6 27.6 12.0  7.4
12Z: 14.6      17.1           24.3 21.8                18.2 16.5 13.4 19.5           20.2 18.9   B  24.0   C  15.6  8.1
13Z: 14.8           19.7           19.9                15.9 17.6 13.5 19.6        R  19.5 20.7   B  20.9 23.5 18.6
14Z: 17.1      17.6           23.8 19.0                18.3 19.8 17.1   R       15.7 13.6 19.8   B  20.8 24.6 19.5
15Z: 18.6      17.7 21.1 14.6      18.2                20.7 19.5 18.3 20.3      15.7 13.3 19.3   B  21.5 26.9 20.0 11.5
16Z:                                                   22.9 17.7 17.7   R    F       14.1 20.8   B  25.0 29.4   A  14.3
17Z:                                                   21.1 18.0 15.9 25.5      16.2 20.8 20.1   B  21.8 36.6 23.7
18Z:                                                   19.4 17.4 15.9 17.3      16.2      17.3   B  21.8 27.9 22.8  9.0
19Z:                                                   15.1      17.1 12.6        F       17.0           17.4 18.9  7.8
20Z:                                                     A       16.0 12.9      17.7      20.0           17.6 19.8  8.9
21Z:                                                   20.6      17.1 14.4      17.4      21.2           17.4 20.2 19.1
22Z:                                                   19.2      17.0 18.0   F            20.9           17.4 21.2
23Z:                                                   21.3 19.4 15.7 24.8   F            22.0 22.4   A  18.2 21.0
===============================================
Estimated Average Global MUF(3000)F2: 18.76 MHz.


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

      BOU  TAO  PAL  SHE  OSA  CNV  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  280  280  390   99            220
01Z:  270  300  420  110       220  220
02Z:  280  310  450  120       190  160
03Z:            480  150       150  160
04Z:  240       510  150       140  150
05Z:            470  140       150  150
06Z:  200       420  120       130  150
07Z:  190       450  150       120  140
08Z:  190       480  110       110  140
09Z:  190            110        93  130
10Z:  200       270  110        97  130
11Z:  170       200  110        97  120
12Z:  180       150  130       140  110
13Z:  240        86  130            110
14Z:  290  130   55  130       210  120
15Z:  330  130   55  150       210  140
16Z:  340  160   67  110       250  190
17Z:  320  140   74  110            200
18Z:  300  110  170   78       280  180
19Z:  290   98  230   47       260  210
20Z:  290  100  200   21       260  220
21Z:  290  140        22       270  210
22Z:  280  200  360   61       290  190
23Z:  280  240  430   96       300  180


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

MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
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)
WAR = Warsaw                     Poland              (N52W021)
UPS = Uppsala                    Sweden              (N60E018)
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)
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.


