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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9306240430.AA23734@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 23 June
To: solar-daily@lut.fi
Date: Wed, 23 Jun 93 22:30:56 MDT
X-Mailer: ELM [version 2.3 PL11]
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
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Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 23 JUN 93
                    ---------------------------------------


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  MAU  VBG  GOO  EIE  TAO  CHU  KEA  RAM  ARG  BER  NIC  DYS
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1       2.8            3.1       2.9  3.0  2.7  3.0  3.2  2.9   A        2.7  3.2   B        3.1  2.9
01Z:           2.9  2.8       3.1  3.0  2.8  2.8  2.8  3.0  2.9  3.0   A        2.8  3.5   B        3.1  3.1
02Z: 2.8       2.8  2.9       2.8  2.9  3.0  3.0  2.9  3.1  2.6  2.8   A        2.9  3.0   B        3.2  3.4
03Z:           2.8  3.0       2.8       2.9  2.9  3.0  3.4  2.7  3.0   A        3.0  3.0   B        3.3  3.2
04Z: 2.8  3.3  2.8  3.0       2.8  3.0  3.2  3.0  3.2  3.3  2.7  3.8  2.7       3.2  3.1   B        3.1  3.4
05Z: 2.8       2.8  3.0  2.8            3.0  3.1  3.3  3.7  2.9  3.1  2.7       3.3  2.9  2.8       3.1  3.4
06Z: 2.8  3.0  2.8  3.1       3.0  3.2  3.0       3.2  2.8  3.1  3.1  2.7       3.2  3.2  3.1       2.9
07Z: 2.8  2.6       3.0            3.1  2.9       3.1  3.0  2.7  3.0  2.8       3.1  2.8   B        2.9  3.0
08Z: 2.9  3.1       3.1       3.0  3.2  2.9       3.1  3.8  3.2  2.7  2.9       3.1  2.7  3.4       2.9  2.9
09Z: 2.8  2.9       3.1       2.9  3.1            3.0  2.9  3.3  2.9  3.1       3.0  2.9   B        2.8  2.9
10Z: 2.8            3.0       2.8  3.0            2.8  2.8  3.0  3.4  3.1       2.9  3.4   A        2.9  3.0
11Z: 2.9            3.0       2.9                 3.0  2.7  2.8  3.8  3.4       3.1  2.9   B        2.9  3.0
12Z:                                                   3.1  3.0  2.8  3.0        A   3.1  3.0       2.9  2.9
13Z:                                              3.2  3.0  3.1  2.4  2.9   C   3.2  3.1   A        2.9  3.1
14Z:                                              3.3  3.2  3.0  2.6  2.7  3.0  3.4  3.2   B        3.0  3.2
15Z:                                                   2.5  2.8  2.4   F   2.9   A   3.2   B        3.1  3.3
16Z:                                              3.2  2.6  3.1  3.1   F   3.0  3.2  2.8   A             2.8
17Z:                                              3.4  3.1  3.1  3.6  2.6  3.0  3.4  2.9   B             2.8
18Z:                                                   2.8  3.1  3.5   F   2.9       2.9   A             3.2
19Z:                                                   2.6  2.5  3.8   F   2.6       2.7   B             2.9
20Z:                                                    A   2.9  2.7  3.0   C        2.9  3.0             A
21Z:                                                   2.9  3.1  3.3   F   2.6       2.8   B   3.5       2.7
22Z:                                                   3.0  2.9  2.7  3.0            3.1   B             2.9
23Z:                                                   3.1            3.1            2.8                 3.0
=========================================
Estimated Average Global M(3000)F2:  3.01.


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0       1.0            1.3
01Z: 1.0       1.0  3.0       1.3  1.0
02Z: 3.9       1.0  1.0  1.2  1.2  1.0
03Z:           1.0  1.0       1.2
04Z: 1.0  2.8  1.0  1.0       1.4  1.0
05Z: 1.0       1.0  1.0  1.8
06Z: 1.0  1.5  1.0  1.0       1.3  1.0
07Z: 1.0  1.5       1.0            1.0
08Z: 1.0  1.8       1.0  1.0  1.3  1.0
09Z: 1.0  1.8       1.0  1.0  1.2  1.0
10Z: 1.0            1.0  1.0  1.1  1.1
11Z: 1.0            1.0       1.1
12Z:
13Z:
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z:           5.0            4.4
01Z: 5.0       4.5  3.4       3.4  4.0
02Z:                3.1  3.6  6.0  3.5
03Z:                3.6       4.3
04Z:      3.8       3.7       4.2  3.4
05Z:                4.0  3.4
06Z:      3.9       3.6       4.3  3.7
07Z:      5.0       3.5            3.1
08Z: 3.5  4.1       3.7       3.0  2.9
09Z:      5.0                 5.4  2.0
10Z: 3.6            3.2       5.3  3.0
11Z:                          3.3
12Z:
13Z:
14Z:
15Z:
16Z:
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  POI  OTI  CAM  VBG  GOO  EIE  TAO  CHU  KEA  RAM  ARG  BER  NIC  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.5       5.0            6.7       6.6  6.1  6.8       6.0  7.1  6.5  6.1   A       11.4  8.2   B        5.8  7.7  5.9
01Z:            5.3  6.0       6.8  6.4  5.8  5.9  6.2       5.9  6.9  4.7  5.7   A       12.8  5.8   B        5.8  8.3  6.3
02Z:  5.5       5.6  6.2  5.5  6.3  6.1  6.0  5.2  5.8       6.0  7.2  4.4  5.9   A       13.3  6.7   B        5.0  7.1  7.1
03Z:            5.7  6.6       6.4       5.7  5.6  5.6       6.6  7.9  4.4  5.9   A       13.6  6.9   B        5.4  8.3  7.5
04Z:  5.6  6.7  5.7  5.6       6.7  6.4  5.8  6.0  5.5       6.7  8.7  4.8 12.3  8.5      13.2  7.0   B        5.0  7.5  6.9
05Z:  5.8       6.1  6.7  6.2            5.6  5.6  5.8       7.3  6.6  4.3  5.7  9.1      12.2  6.7  5.5       6.5  6.0  6.8
06Z:  6.0  6.9  6.3  6.3       7.0  6.1  5.8       5.7       6.8  5.3  4.1  5.9  9.2      10.0  5.8  4.8       7.2       6.9
07Z:  6.0  7.3       7.0            6.1  6.0       6.0       5.9  5.7  4.3  4.9  9.5       8.2  4.9   B        7.2  4.2
08Z:  6.2  8.1       6.5  6.0  7.0  6.3  6.4                 3.7  5.2  4.6  5.1 11.0       7.0  4.2  4.4       7.6  3.9  4.9
09Z:  6.0  8.3       6.5  5.9  6.6  6.5                      3.5  4.0  5.1  4.5 12.6       5.1  4.0   B        7.4  3.7
10Z:  6.0            6.1  6.0  7.3  6.8                      3.7  4.1  5.1  7.6 13.0       4.6  4.1   A        7.9  3.8  3.3
11Z:  6.0            6.3       7.8                           3.7  4.8  5.6  4.9  9.5       4.5  5.1   B        7.9  3.3  3.4
12Z:                                                    5.7  3.9  3.7  5.4  4.2  7.0        A   6.0  5.5       7.6  4.3  3.3
13Z:                                                    5.8  4.0  4.4  5.6  5.4  7.0   C   5.4  6.6   A        7.9  5.2  3.8
14Z:                                                    6.3  4.1  5.1  6.1  5.0  7.0  5.5  4.6  7.4   B        7.3  6.1  3.2
15Z:                                                    6.3  4.3  5.6  6.3  5.6   F   5.9   A   6.9   B        7.1  5.6
16Z:                                                    6.8       6.3  6.2  5.2   F   6.2  5.1  6.8   A             6.5  2.9
17Z:                                                    6.0       7.5  5.9  4.1  7.1  6.0  6.2  6.7   B             6.9  3.8
18Z:                                                    6.0  5.6  6.7  5.6  4.2   F   5.9       6.6   A             7.1  3.9
19Z:                                                         5.9  6.3  5.6  4.1   F   5.7       6.6   B             7.9
20Z:                                                         3.2   A   7.1  5.7  5.7   C        6.4  7.1             A   3.3
21Z:                                                         4.8  6.6  6.4  4.8   F   6.0       8.1   B   5.9       8.3
22Z:                                                         6.0  8.1  6.1  5.2  5.8            7.3   B             9.0  6.0
23Z:                                                         6.3  7.9            7.3            6.6                 7.3
=========================================
Estimated Average Global foF2:  6.20 MHz.


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  VBG  GOO  EIE  TAO  CHU  KEA  RAM  ARG  BER  NIC  DYS
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 13.9      14.0           20.8      19.1 18.0 21.3 20.8 17.7   A       30.8 26.2   B       18.0 22.3
01Z:           15.4 16.8      21.1 19.2 16.2 16.8 20.7 13.6 17.1   A       35.8 20.3   B       18.0 25.7
02Z: 15.4      15.7 18.0      17.6 17.7 18.0 15.9 22.3 11.4 16.5   A       38.6 20.1   B       16.0 24.1
03Z:           16.0 19.8      17.9      16.5 16.2 26.9 11.9 17.7   A       40.8 20.7   B       17.8 26.6
04Z: 15.7 22.1 16.0 16.8      18.8 19.2 18.6 17.7 28.7 13.0 46.7 23.0      42.2 21.7   B       15.5 25.5
05Z: 16.2      17.1 20.1 17.4           16.8 17.4 24.4 12.5 17.7 24.6      40.3 19.4 15.4      20.1 20.4
06Z: 16.8 20.7 17.6 19.5      21.0 19.5 17.4      14.8 12.7 18.3 24.8      32.0 18.6 14.9      20.9
07Z: 16.8 19.0      21.0           18.9 17.4      17.1 11.6 14.7 26.6      25.4 13.7   B       20.9 12.6
08Z: 18.0 25.1      20.1      21.0 20.2 18.6      19.8 14.7 13.8 31.9      21.7 11.3 15.0      22.0 11.3
09Z: 16.8 24.1      20.1      19.1 20.1           11.6 16.8 13.1 39.1      15.3 11.6   B       20.7 10.7
10Z: 16.8           18.3      20.4 20.4           11.5 15.3 25.8 40.3      13.3 13.9   A       22.9 11.4
11Z: 17.4           18.9      22.6                13.0 15.7 18.6 32.3      13.9 14.8   B       22.9  9.9
12Z:                                              11.5 16.2 11.8 21.0        A  18.6 16.5      22.0 12.5
13Z:                                              13.2 17.4 13.0 20.3   C  17.3 20.5   A       22.9 16.1
14Z:                                              16.3 18.3 13.0 18.9 16.5 15.6 23.7   B       21.9 19.5
15Z:                                              14.0 17.6 13.4   F  17.1   A  22.1   B       22.0 18.5
16Z:                                              16.4 19.2 16.1   F  18.6 16.3 19.0   A            18.2
17Z:                                              23.2 18.3 14.8 18.5 18.0 21.1 19.4   B            19.3
18Z:                                              18.8 17.4 14.7   F  17.1      19.1   A            22.7
19Z:                                              16.4 14.0 15.6   F  14.8      17.8   B            22.9
20Z:                                                A  20.6 15.4 17.1   C       18.6 21.3             A
21Z:                                              19.1 19.8 15.8   F  15.6      22.7   B  20.6      22.4
22Z:                                              24.3 17.7 14.0 17.4           22.6   B            26.1
23Z:                                              24.5           22.6           18.5                21.9
===============================================
Estimated Average Global MUF(3000)F2: 18.66 MHz.


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

      TAO  PAL  SHE  OSA  CNV  BOU  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:       430  230       270  280  180
01Z:       460  240       260       170
02Z:       520  250       220  270  150
03Z:       540  250       180  290  150
04Z:       500  250       140       130
05Z:  320  400  250       160  230  140
06Z:  340  310  250       150  180  140
07Z:  370  240  240       130  160  150
08Z:  400  170  220        82  150  170
09Z:  450  110  200            150  170
10Z:  480   92  190        65  150  170
11Z:  370   85  190        71  150  150
12Z:  250   76  200       110  160  130
13Z:  220   76  240       160  200  120
14Z:  170   70  210       190  250  130
15Z:  150   43  220       180       170
16Z:  140   75  220       210  310  210
17Z:  120  150  180       250  330  250
18Z:  110  150            280  330  250
19Z:  120  190  130       300  310  250
20Z:  130       120       310  300  270
21Z:  190  250  100       320  330  290
22Z:  240  270  110       350  330  220
23Z:  290  330  150       320  280  190


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)
UPS = Uppsala                    Sweden              (N60E018)
POI = Poitiers                   France              (N46E000)
OTI = Ottawa                     Canada              (N45W076)
CAM = Camden                     Australia           (S34E151)
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)
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)
BOU = Boulder CO                 USA                 (N40W105)
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.


