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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 02 June
To: solar-daily@lut.fi
Date: Wed, 2 Jun 93 20:38:07 MDT
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                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 02 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  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  2.8  3.0  3.0       2.7  2.8  2.7       2.8  3.3  3.0  2.7  2.8            2.9  3.1   B   3.0  2.7  3.2
01Z: 2.8  2.8  2.8  3.1       2.9       2.7       2.8  3.2  2.8  2.9  2.7  3.0       2.8  2.5  3.5   A   3.0  3.2
02Z: 2.8  2.9  2.7  3.0       2.5       2.5  2.7  2.9  3.2  2.8  2.7  2.7  2.8       2.9  2.9   B    A   3.1  3.1
03Z:                          2.8       2.6  2.7  3.0  3.1  2.8  2.9  2.9  3.0       3.0  2.8   B    B   2.9  3.2
04Z: 2.8  2.8  2.9                      2.8  2.7  3.0  3.2  2.6  2.8  2.9   F        3.0  2.7  2.7  3.5  2.8  2.8
05Z: 2.6  3.0  2.7  3.0                 2.7  2.7  3.0  2.9  2.6  2.8  2.7   I        3.0  3.1  2.6  3.3  3.0  2.7
06Z: 2.8  2.6  2.8  3.1                 2.8       2.8  2.8  2.9  3.0  2.8            2.8  2.7  2.8   B   3.2  3.0
07Z: 2.7  2.7  2.7  2.9       2.8  2.8  2.9       2.8  2.7  2.8  3.0  2.9            2.8  2.8  2.9   B   2.8  2.7
08Z: 2.8  2.7  2.8  2.9  2.6  3.0  2.8  2.9       3.0  2.7  2.9  3.0  2.9            3.0  2.8  3.1  3.5  2.6  2.8
09Z:                                              2.8  2.9  3.0  2.6   A             2.9  2.9   A   2.9  2.7  2.9
10Z: 2.8  2.6  2.8  3.1       3.0                 2.8  2.8  2.8  2.5   A             2.9  2.4  2.7   A   2.6  2.9
11Z:      2.8  3.1  2.8       2.9                 3.0  2.9  3.0  3.0   A             3.1  2.8  3.0  3.3  2.8  2.9
12Z:                                              3.0  2.7  3.3  2.9  2.9            3.0  3.1  3.2  3.1  2.8  3.2
13Z:                                              2.9  2.9  2.8  4.1  2.9            2.9  2.7   A    A   2.8  2.9
14Z:                                              2.9  2.9  3.1   A   2.9        F   2.9  2.6  3.0   A   2.9  2.7
15Z:                                              2.7  3.0  2.5  3.1  3.1       2.7  2.7  2.6   A    A   3.0  3.1
16Z:                                              2.5  2.9  2.8  2.5  3.2        F   2.6  3.0   A    A   2.9  2.7
17Z:                                              2.5  3.0  2.9  3.1  2.9       2.7  2.5  3.5   A    A   3.2  2.8
18Z:                                                   2.9  2.7  4.4  2.9       2.7       2.6   A    A   3.2  2.9
19Z:                                                   3.2  2.8       3.0        C        2.8  2.7  2.8  2.9  2.8
20Z:                                                   3.0  2.9       3.3       2.7       2.8  2.9  2.9  2.8  2.8
21Z:                                                   2.9  2.6       3.1       2.7        A   3.1  3.4  2.9  2.9
22Z:                                                   2.9  2.9       3.4  2.7            2.9  3.3  3.1  3.0  3.0
23Z:                                                   2.9  2.8       3.3   F             2.9   A   3.9  2.9  3.1


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

     MUR  ASH  SAL  TOM  DIX  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  2.0  1.0  1.2  1.0  1.3  1.0
01Z: 2.5  2.0  1.0  1.2  1.0  1.4  1.0
02Z: 1.0  2.0  1.0  1.2  1.0  1.4  1.0
03Z:                          1.5  1.0
04Z: 1.0  2.0  1.0       1.8       1.0
05Z: 1.4  2.0  1.0  1.9  1.8
06Z: 1.0  2.0  1.0  1.9  1.8       1.0
07Z: 1.0  2.0  1.0  1.6  1.8  1.5  1.0
08Z: 1.0  2.0  1.0  1.5  1.6  1.4  1.0
09Z:
10Z: 2.0  2.0  1.0  1.0  3.0  1.2
11Z: 1.3  2.0  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: 3.5            2.8  3.0  4.6  5.4
01Z:      3.0  3.5  3.5  3.0  4.3  4.5
02Z:      2.7       5.9  3.0  4.5  4.3
03Z:                          5.5  4.1
04Z:      4.0            3.4  8.8  4.4
05Z:      4.1  5.0  3.1  3.5  6.0
06Z:      3.9  7.0  3.8  3.6       5.1
07Z:           4.0  3.8  3.5  6.2  5.6
08Z: 3.8       3.8       3.5  5.3  4.5
09Z:
10Z:      4.2            3.0  5.0
11Z:      3.9       5.2       6.2
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  MAU  CAM  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  5.3  7.0  5.4  6.6  5.0  5.9  5.4  6.2       7.0      11.8  7.7  8.5  6.5  6.1  8.3           11.8  5.2   B   6.9  8.8  7.9
01Z:  4.8  7.0  5.3  6.5  5.0  5.4  5.1  5.6  5.1  6.5      11.6  7.9  7.5  6.0  6.2  8.8  6.0      11.6  3.9  4.9   A   7.7  8.0
02Z:  5.0  7.2  5.9  6.5  5.2  5.5  5.2  5.2  4.9  6.2      12.1  7.8  8.4  5.6  5.8  9.6  5.9      12.1  7.0   B    A   6.8  7.7
03Z:                           5.7       5.2  5.1  5.6      12.2  8.0  7.9  4.7  5.9 10.3  5.9      12.2  7.0   B    B   8.8  6.2
04Z:  5.4  8.5  6.0       5.6       5.1  5.8  5.6           12.1  8.1  7.1  4.4  6.2 10.2   F       12.1  6.6  4.9  5.2  7.9  5.4
05Z:  6.0  8.7  6.1  7.4  5.6            6.8  6.3           11.6  8.7  6.1  4.0  6.3 10.1  6.3      11.6  5.7  4.8  5.4  9.3  5.4
06Z:  6.2  9.2  6.7  7.3  6.0            7.6                10.1  8.2  6.1  3.7  6.1 11.0           10.1  5.8  4.4   B   9.2  4.8
07Z:  6.6  9.5  6.8  7.4  5.8  6.4  5.6  8.2                10.3  6.4  6.3  4.1  6.0 11.0           10.3  5.7  4.3   B   7.4  5.3
08Z:  6.8       6.8  7.4  6.1  6.8  5.8  8.3                10.2  5.4  5.8  4.4  4.6 11.0           10.2  4.9  4.6  4.6  7.8  5.3
09Z:                                                         9.5  5.6  6.5  4.2  4.6   A             9.5  4.3   A   5.7  8.9  5.3
10Z:  6.8  8.8  6.8  7.0  6.0  7.3                           9.1  4.3  6.1  4.9  4.7   A             9.1  5.9  5.2   A   9.2  4.9
11Z:  6.5  8.7  6.3  7.0       7.7                           8.8  3.8  5.8  5.1  4.9   A             8.8  5.7  5.6  6.2  9.4  5.1
12Z:                                                    5.7  8.1  3.8  4.9  5.1  5.1 13.4            8.1  6.3  5.7  6.0  9.8  6.5
13Z:                                                    5.4  7.1  4.0  6.3  5.5  8.3 13.4            7.1  6.0   A    A   9.8  6.8
14Z:                                                    5.4  7.1  4.0  6.2  5.6   A  13.3        F   7.1  5.8  5.9   A   9.8  8.0
15Z:                                                    5.5  6.5  4.0  6.9  5.7  4.6 13.4       5.8  6.5  6.0   A    A   9.6  8.6
16Z:                                                    5.4  6.5  4.4  6.6  5.8  5.2 11.0        F   6.5  6.2   A    A   9.7  7.9
17Z:                                                    5.6  8.3  4.6  7.5  5.8  4.9  9.0       5.7  8.3  5.3   A    A  10.2  7.8
18Z:                                                    5.3       5.1  7.6  5.9  5.3  8.5       5.8       5.7   A    A   9.0  7.0
19Z:                                                              4.8  7.6  5.7       8.2        C        6.0  5.9  6.5  7.8  7.4
20Z:                                                              4.2  8.1  5.7       7.8       5.7       5.7  6.1  6.6  8.1  7.5
21Z:                                                              5.3  8.4  6.0       7.5       5.9        A   6.0  5.9  8.1  7.4
22Z:                                                              7.0  8.8  6.3       8.0  6.1            6.4  5.8  6.4  7.6  7.3
23Z:                                                              7.5  9.2  6.9       7.0   F             6.6   A   3.3  7.1  7.2


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

      MUR  ASH  SAL  TOM  DIX  KHA  MAG  JUL  UPS  MAU  VBG  GOO  EIE  TAO  RES  CHU  KEA  RAM  ARG  BER  NIC  DYS
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 16.4 19.6 16.2 19.8      15.9 15.1 16.7      33.6 28.0 19.5 16.5 23.2           34.2 16.1   B  20.7 23.8 25.3
01Z: 13.4 19.6 14.8 20.1      15.7      15.1      32.5 24.0 16.8 18.0 23.8 18.0      32.5  9.8 17.1   A  23.1 25.6
02Z: 14.0 20.9 15.9 19.5      13.8      13.0 13.0 35.1 26.9 15.7 15.7 25.9 16.5      35.1 20.3   B    A  21.1 23.9
03Z:                          16.0      13.5 13.8 36.0 24.5 13.2 17.1 29.9 17.7      36.6 19.6   B    B  25.5 19.8
04Z: 15.1 23.8 17.4                     16.2 14.8 35.7 22.7 11.4 17.4 29.6   F       36.3 17.8 13.2 18.2 22.1 15.1
05Z: 15.6 26.1 16.5 22.2                18.4 17.0 34.8 17.7 10.4 17.6 27.3   I       34.8 17.7 12.5 17.8 27.9 14.6
06Z: 17.4 23.9 18.8 22.6                21.3      27.8 17.1 10.7 18.3 30.8           28.3 15.7 12.3   B  29.4 14.4
07Z: 17.8 25.6 18.4 21.5      17.9 15.7 23.8      28.3 17.0 11.5 18.0 31.9           28.8 16.0 12.5   B  20.7 14.3
08Z: 19.0      19.0 21.5 15.9 20.4 16.2 24.1      30.1 15.7 12.8 13.8 31.9           30.6 13.7 14.3 16.1 20.3 14.8
09Z:                                              27.1 18.9 12.6 12.0   A            27.6 12.5   A  16.5 24.0 15.4
10Z: 19.0 22.9 19.0 21.7      21.9                25.9 17.1 13.7 11.8   A            26.4 14.2 14.0   A  23.9 14.2
11Z:      24.4 19.5 19.6      22.3                26.8 16.8 15.3 14.7   A            27.3 16.0 16.8 20.5 26.3 14.8
12Z:                                              23.9 13.2 16.8 14.8 38.9           24.3 19.5 18.2 18.6 27.4 20.8
13Z:                                              20.6 18.3 15.4 34.0 38.9           20.6 16.2   A    A  27.4 19.7
14Z:                                              20.6 18.0 17.4   A  38.6        F  20.6 15.1 17.7   A  28.4 21.6
15Z:                                              17.6 20.7 14.2 14.3 41.5      15.7 17.6 15.6   A    A  28.8 26.7
16Z:                                              16.6 19.1 16.2 13.0 35.2        F  16.9 18.6   A    A  28.1 21.3
17Z:                                              20.3 22.5 16.8 15.2 26.1      15.4 20.8 18.6   A    A  32.6 21.8
18Z:                                                   22.0 15.9 23.3 24.7      15.7      14.8   A    A  28.8 20.3
19Z:                                                   24.3 16.0      24.6        C       16.8 15.9 18.2 22.6 20.7
20Z:                                                   24.3 16.5      25.7      15.4      16.0 17.7 19.1 22.7 21.0
21Z:                                                   24.4 15.6      23.2      15.9        A  18.6 20.1 23.5 21.5
22Z:                                                   25.5 18.3      27.2 16.5           18.6 19.1 19.8 22.8 21.9
23Z:                                                   26.7 19.3      23.1   F            19.1   A  12.9 20.6 22.3


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

      TAO  PAL  SHE  OSA  CNV  BOU  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  140  500  230             35  420
01Z:  140  490  200       200   26  410
02Z:  150  490            150   26  400
03Z:  140  480             92   21  380
04Z:  140  460             72   20  380
05Z:  140  420             76   31  390
06Z:  160  340             72       400
07Z:  130  310             65       390
08Z:  140  290  230        58   26  390
09Z:       250  220        55       370
10Z:       220  210        47   28  350
11Z:       210  180        73   23  340
12Z:       200  180       140   37  340
13Z:       160            200   99  360
14Z:       140            230  160  360
15Z:       130            250  220  380
16Z:       150            270       420
17Z:  300  230            300  210  460
18Z:  240  290  110       290  180  480
19Z:  210  350  120       260  180  500
20Z:  100  380  150       260  160  480
21Z:  110  430            230  140  470
22Z:       470            210  120  430
23Z:       500            190  110  410


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)
MAU = Maui HI                    USA                 (N20W157)
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)
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.


