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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9308030007.AA22453@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 01 August
To: solar-daily@lut.fi
Date: Mon, 2 Aug 93 18:07:29 MDT
X-Mailer: ELM [version 2.3 PL11]
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
X-Sequence: 922
Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 01 AUG 93
                    ---------------------------------------


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

     SAL  TOM  DIX  MUR  ASH  KHA  MAG  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  DYS  TOW
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.1  3.0  3.3  3.1       3.2  3.0  2.9  3.1  3.1  3.2  2.6  3.4  2.9  3.4  3.1  3.4
01Z: 3.1  3.1       3.1            3.2   A   4.1  3.0  3.1  2.8  3.0   A   3.1  3.1  3.6
02Z: 3.0  3.1  2.8  3.1            3.1  4.1  3.9  3.2   D   2.9  3.1  3.0  3.4  3.2  3.5
03Z: 3.1  3.4  2.8  3.0  3.1  3.0  3.2  2.7  2.9  3.0  2.8  3.1  2.8  2.9  3.2  3.0  3.4
04Z: 3.1  2.9  2.8  2.9  2.8  2.7  3.0  3.3  2.7  3.0  2.8  3.3  2.8  3.0  2.9  3.0  3.2
05Z:      3.0  2.8  2.8  2.7  3.0  3.0  3.1  3.0  3.0  2.8  3.4  2.9  3.1  2.8  3.0  3.8
06Z: 3.1  3.2  2.8  2.7  2.5  2.9  3.0  2.4  3.2  3.1  2.9  3.2  3.1  3.0  3.1  3.1  3.5
07Z: 3.1  3.0  2.8  2.8       3.1  3.0  2.8  2.7  3.1  3.0  3.0  3.2  3.5  3.6  3.0  3.4
08Z: 3.2  3.1       3.0       3.1  3.2  3.0  3.3  3.1  3.3  3.1  3.3   B   2.9  3.1  3.1
09Z: 2.9  3.2  2.9  2.9  2.6  3.1  3.2  2.8  3.4  3.1  3.3  3.0  3.1  3.6  3.5  3.0  3.4
10Z: 3.1       2.9  3.0       3.0  3.2  2.6  3.4  3.1  3.3  3.0  3.0  3.4  3.5  3.2  3.0
11Z: 3.1  3.2  3.1  3.1            3.1  2.6  3.3  2.9  3.2  3.0  3.2  3.1  3.3  3.0
12Z:                                    2.8  3.2  2.9  3.1  3.1  3.2  3.3  3.3  3.3  3.2
13Z: 3.2  3.2  3.1  2.9       3.1  3.2  3.6  2.9  2.8  2.8  3.1  3.4  2.9  3.4  3.1
14Z: 3.2  3.1  3.3            3.0  3.1  3.3  3.1  2.7  2.9  3.3  3.2  3.5  3.7  3.2
15Z: 3.2  3.2  3.3  3.1       2.9  3.2                 3.0  3.2                      3.2
16Z: 3.3       3.3                 2.9                 3.0  3.3
17Z:                                    3.1  2.9  2.8  3.2  3.5  3.0   B   3.2  3.2  3.4
18Z:                                    2.9  3.2  2.8  3.1       3.0   B   3.0  3.0
19Z:                                    3.0  3.1  2.8  3.5       3.0  3.1  3.2  3.0
20Z:                                    2.9  3.1  3.0  3.0       3.0   A   3.1  3.1
21Z:                                    3.1  3.0  3.0  3.3       3.0  3.0  3.0  3.0  3.7
22Z:                                    3.1  3.1  3.0  3.5       2.4  3.0  3.0  3.1  3.4
23Z:                                    3.1  3.2  2.9  3.3       3.1  3.0  3.2  3.1
=========================================
Estimated Average Global M(3000)F2:  3.09.


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

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


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

     SAL  TOM  DIX  MUR  ASH  KHA  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 4.8  2.7  3.0  4.0       3.8  4.1
01Z: 3.0  5.2  2.6                 3.4
02Z: 4.2  4.7  2.8       5.2       3.4
03Z: 3.0  3.8  2.9  4.0  8.4       3.4
04Z: 5.3  5.2       4.0  5.2  4.3  3.3
05Z:      3.4            4.4       3.2
06Z: 3.1  3.5       4.0  4.4  3.5  3.8
07Z: 3.6  3.2       4.0       3.4  2.9
08Z: 4.4            4.0       3.6  2.7
09Z: 4.3  2.9  3.0  4.2       3.2  2.7
10Z: 3.0       3.2  4.3       3.3  1.7
11Z:      5.5  3.0  4.0            2.4
12Z:
13Z: 3.6  5.3       4.2            1.7
14Z: 2.4  5.6                 1.6  2.7
15Z: 2.3  3.3       4.2       1.8  2.1
16Z: 2.0                           1.6
17Z:
18Z:
19Z:
20Z:
21Z:
22Z:
23Z:


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

      SAL  TOM  DIX  MUR  ASH  KHA  MAG  CAM  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.5  5.0  5.2  5.0       7.5  5.7  7.0  5.7  6.7  5.1  6.4  8.8  5.7  6.7  4.9  6.0  8.4
01Z:  4.7  6.0  5.3  4.8            5.8  7.3   A   3.5  5.1  6.5 10.0  6.2   A   5.2  6.3  7.6
02Z:  4.8  6.2  5.2  4.8            5.8  6.6  7.6  3.5  5.1   D  10.6  5.8  5.8  5.7  6.7  7.9
03Z:  5.4  5.6  5.2  5.0  5.8  6.4  5.6  6.9  7.9  4.1  5.3  8.5 11.2  5.2  4.9  5.7  5.8  7.3
04Z:  5.3  6.6  5.2  5.0  6.4  6.1  5.8  6.8  7.0  3.6  5.4  9.3 11.6  5.1  4.4  5.6  5.1  6.8
05Z:       6.4  5.2  5.0  7.0  6.9  5.7  6.6  6.0  3.1  5.3 10.0 10.0  5.1  4.0  5.6  4.5  4.7
06Z:  5.9  6.8  5.2  5.3  6.7  6.6  6.0  5.8  6.9  2.9  5.6 11.4  7.9  4.6  3.7  5.4  4.3  7.4
07Z:  6.0  6.6  5.2  5.7       6.5  5.7  6.5  4.5  3.0  5.2 14.2  6.9  4.4  2.9  4.6  4.1  6.1
08Z:  6.1  6.5  5.3  5.7       6.4  6.1  4.9  4.0  3.6  5.2 16.2  6.4  3.3   B   3.6  3.7  5.9
09Z:  5.8  6.2  5.3  5.9  7.2  6.5  6.5  3.7  4.0  4.5  5.5 15.0  6.6  2.8  4.7  3.7  3.6  4.9
10Z:  9.0       5.4  6.0       7.1  6.7  3.7  4.4  5.1  4.7 13.4  6.8  3.9  5.4  4.9  3.5  3.2
11Z:  5.8  5.8  5.4  5.6            7.0  3.4  6.8  5.9  4.9 10.0  5.9  4.7  5.6  5.4  3.4  3.1
12Z:                                     3.5  4.7  5.6  4.2  7.5  6.2  5.6  5.9  6.1  4.6  2.9
13Z:  5.6  6.2  5.5  5.3       7.0  6.5       4.9  5.8  4.5  6.3  6.3  6.6  6.0  6.2  5.6
14Z:  5.7  6.6  5.0            6.2  6.0  3.2  5.2  5.9  4.7  6.0  5.7  6.2  5.9  5.9  6.6  1.8
15Z:  5.6  7.1  5.0  5.2       5.7  5.3  3.3                 5.7  4.7                      2.9
16Z:  5.7       5.6                 4.9  3.7                 5.8  5.1
17Z:                                     3.6  6.6  5.6  5.7  5.8  7.0  6.1   B   6.5  7.4  3.3
18Z:                                     3.7  6.7  5.6  5.8  5.4       6.3   B   6.2  7.0  3.1
19Z:                                     3.0  7.2  6.1  6.2  5.5       6.2  6.0  6.8  7.0
20Z:                                     2.8  6.8  6.0  6.0  5.0       6.0   A   6.8  6.8  3.3
21Z:                                     4.6  7.9  6.3  5.9  3.8       6.1  6.7  6.4  7.2  4.8
22Z:                                     5.9  7.7  6.6  5.8  5.1       5.9  6.8  6.8  7.0  6.0
23Z:                                     5.9  7.4  6.6  5.7  5.8       6.0  6.6  7.0  6.6
=========================================
Estimated Average Global foF2:  5.84 MHz.


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

      SAL  TOM  DIX  MUR  ASH  KHA  MAG  VBG  GOO  EIE  TAO  KEA  RAM  ARG  BER  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 13.9 15.0 17.2 15.5      24.0 17.1 16.5 20.8 15.8 20.5 22.9 19.4 19.4 16.7 18.6 28.6
01Z: 14.6 18.6      14.9           18.6   A  14.3 15.3 20.1 28.0 18.6   A  16.1 19.5 27.4
02Z: 14.4 19.2 14.6 14.9           18.0 31.2 13.7 16.3   D  30.7 18.0 17.4 19.4 21.4 27.6
03Z: 16.7 19.0 14.6 15.0 18.0 19.2 17.9 21.3 11.9 15.9 23.8 34.7 14.6 14.2 18.2 17.4 24.8
04Z: 16.4 19.1 14.6 14.5 17.9 16.5 17.4 23.1  9.7 16.2 26.0 38.3 14.3 13.2 16.2 15.3 21.8
05Z:      19.2 14.6 14.0 18.9 20.7 17.1 18.6  9.3 15.9 28.0 34.0 14.8 12.4 15.7 13.5 17.9
06Z: 18.3 21.8 14.6 14.3 16.8 19.1 18.0 16.6  9.3 17.4 33.1 25.3 14.3 11.1 16.7 13.3 25.9
07Z: 18.6 19.8 14.6 16.0      20.1 17.1 12.6  8.1 16.1 42.6 20.7 14.1 10.2 16.6 12.3 20.7
08Z: 19.5 20.1      17.1      19.8 19.5 12.0 11.9 16.1 53.5 19.8 10.9   B  10.4 11.5 18.3
09Z: 16.8 19.8 15.4 17.1 18.7 20.1 20.8 11.2 15.3 17.0 49.5 19.8  8.7 16.9 12.9 10.8 16.7
10Z: 27.9      15.7 18.0      21.3 21.4 11.4 17.3 14.6 44.2 20.4 11.7 18.4 17.1 11.2  9.6
11Z: 18.0 18.6 16.7 17.4           21.7 17.7 19.5 14.2 32.0 17.7 15.0 17.4 17.8 10.2
12Z:                                    13.2 17.9 12.2 23.2 19.2 17.9 19.5 20.1 15.2  9.3
13Z: 17.9 19.8 17.0 15.4      21.7 20.8 17.6 16.8 12.6 17.6 19.5 22.4 17.4 21.1 17.4
14Z: 18.2 20.5 16.5           18.6 18.6 17.2 18.3 12.7 17.4 18.8 19.8 20.6 21.8 21.1
15Z: 17.9 22.7 16.5 16.1      16.5 17.0                17.1 15.0                      9.3
16Z: 18.8      18.5                14.2                17.4 16.8
17Z:                                    20.5 16.2 16.0 18.6 24.5 18.3   B  20.8 23.7 11.2
18Z:                                    19.4 17.9 16.2 16.7      18.9   B  18.6 21.0
19Z:                                    21.6 18.9 17.4 19.2      18.6 18.6 21.8 21.0
20Z:                                    19.7 18.6 18.0 15.0      18.0   A  21.1 21.1
21Z:                                    24.5 18.9 17.7 12.5      18.3 20.1 19.2 21.6 17.8
22Z:                                    23.9 20.5 17.4 17.9      14.2 20.4 20.4 21.7 20.4
23Z:                                    22.9 21.1 16.5 19.1      18.6 19.8 22.4 20.5
===============================================
Estimated Average Global MUF(3000)F2: 18.07 MHz.


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

      TAO  ANC  CNV  PAL  SHE  OSA  BOU
     ---- ---- ---- ---- ---- ---- ----
00Z:  220       180  310
01Z:  250  120  160  350
02Z:  320  110  140  360
03Z:  400  110  120  360
04Z:  480  110       350
05Z:  540  120       280
06Z:  660  130       200
07Z:  820  140   78  140
08Z:  880  150   76  130
09Z:  740  130       120
10Z:  550   92   43  120
11Z:  380   73   43  110             30
12Z:  270   65   88  110             31
13Z:  180   58  130  110             31
14Z:  160   57  170   89             31
15Z:        63        77
16Z:                  80
17Z:  110   75  240  130
18Z:  170  100  230  140
19Z:  130  120  230  180
20Z:       120  200  250
21Z:  110  110  190  340
22Z:  160   94  180  420
23Z:  200   81       470


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

SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)
MUR = Murmansk                   USSR                (N68E033)
ASH = Ashkhabad                  USSR                (N37E058)
KHA = Khabarovsk                 USSR                (N48E135)
MAG = Magadan                    USSR                (N60E151)
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)
KEA = Keakawapu HI               USA                 (N20W156)
RAM = Ramey AFB                  Puerto Rico         (N18W067)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
DYS = Dyess AFB TX               USA                 (N32W099)
TOW = Townsville                 Australia           (S19E147)
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)
BOU = Boulder CO                 USA                 (N40W105)


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.


