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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Ionospheric Data for 30 August
To: solar-daily@lut.fi
Date: Fri, 3 Sep 93 20:41:13 MDT
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Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
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Status: RO

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 30 AUG 93
                    ---------------------------------------


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

     ASH  SAL  MAG  MUR  KHA  UPS  BOU  WLP  MAU  VBG  GOO  TAO  CHU  KEA  ARG  BER  NIC  DYS  LEA  TOM  DIX
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 2.7  3.1  3.3       3.1  2.5  3.3  3.5  2.4  2.9  3.2  3.5       2.4  3.2  3.6  3.2  3.3  3.2
01Z: 2.8  3.1  3.2  2.8  2.8  2.7   C   3.2  2.8  3.2  3.4  3.2       2.9  3.5  2.8   C   2.7  3.2
02Z: 3.3  3.0  3.4  3.0  3.1        C   2.8  3.0  3.0  2.7  2.9       3.1   A   2.9  3.5  3.1  3.3
03Z: 3.1  3.1  3.2  3.1  2.7  2.9   C   2.8  3.5  3.4  2.6  2.9       3.5   B    A   3.2  3.2  3.3
04Z: 3.3  2.8  3.2  2.9  3.1  3.2   C   2.9  3.4  3.5  3.0  3.1       3.4   B   2.8  3.9   A   3.3
05Z: 3.1       3.0       3.0  3.2  3.2  2.8  3.3  2.6  2.5  2.9       3.4  3.2   A   3.6   B   3.5
06Z:                               3.0  2.9  3.1  2.3  2.9  3.0       3.1   B   2.9  3.4  2.7  3.3
07Z:                               3.0  2.9  2.9  3.0  2.7  3.1       2.9   B   2.9  3.3  2.7  3.5
08Z:                               3.0  2.9  3.0  2.7  2.6  3.3       3.0   B   3.1  3.2  3.1  3.5  3.1
09Z:                               3.2  3.0  3.0  3.0  3.4  3.5       3.1   B   3.2  3.1  3.3  3.6
10Z:                               3.0  3.4  3.0  2.8  3.5  3.5       3.0  3.5  3.3  3.2  2.9  3.3
11Z:                               3.2  3.2  3.1  2.9  3.4   A        3.1  3.6  3.2  3.4  3.1  3.1
12Z:                3.3  3.1       3.3       3.3            2.7       3.4       3.3  3.2       3.1
13Z: 3.2  3.3  3.2       3.0       3.5  3.1  3.3  3.1  3.4  2.9       3.4  3.5  3.2  3.3  3.4  3.4       3.3
14Z: 3.1  3.3  3.0  3.3  3.0            3.3  3.0  3.0  3.2   A        3.1  3.1  3.1  3.3  3.4            3.2
15Z: 3.0  3.3  2.8                      3.1  3.2  4.0  3.1   F   3.1  3.3   B   2.9  3.3  3.1  3.2       3.1
16Z:      3.2  2.6  3.2                 3.0  3.3  3.3  3.3  3.0  2.9  3.4  3.2  3.2  3.3  3.1  2.8       3.0
17Z: 3.1  3.1  2.9  3.3                 2.9  3.3  3.0  3.2  3.0  3.0  3.4   A   3.3   C   3.0  3.3
18Z: 3.0  3.0       3.1                 3.0       3.3  3.1   C   3.0       3.1  3.1  3.2  3.1  3.5
19Z:                                    3.1       3.3  3.1   F   2.9        B   3.4  3.1  3.1  3.3
20Z:                                    3.1       3.3  3.2  3.3  2.9       3.3  3.5   C   3.1  3.1
21Z:                                    3.1       3.1  2.9  3.6  2.9       3.1  3.7  3.1  3.1  2.8
22Z:                                    3.2       3.3  3.1  3.6            3.2  3.5  3.1  3.4  3.4
23Z:                                    3.2       3.1  3.0  3.5            3.2  3.4  2.9  3.3  3.3
=========================================
Estimated Average Global M(3000)F2:  3.14.


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

     ASH  SAL  MAG  MUR  KHA  TOM  DIX
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.4  1.0  1.5       1.3
01Z: 2.0  1.0  1.5  1.0  1.3
02Z: 1.0  1.0  1.5  1.0  1.3
03Z: 1.2  1.8  1.2  1.0  1.3
04Z: 1.5  1.9  1.2  1.0  1.2
05Z: 1.5       1.2       1.3
06Z:
07Z:
08Z:                          1.2
09Z:
10Z:
11Z:
12Z:                1.0  1.3
13Z: 1.5  1.0  1.5       1.5       1.4
14Z: 1.5  1.0  1.5  1.0  1.4       1.0
15Z: 1.5  1.0  1.5                 1.0
16Z:      1.0  1.4  1.0            1.0
17Z: 1.9  1.0  1.6  1.0            1.0
18Z: 1.9  1.0  1.6  1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     ASH  SAL  MAG  MUR  KHA  TOM  DIX
     ---  ---  ---  ---  ---  ---  ---
00Z:      2.3  3.1       3.2
01Z:      2.0  4.0       3.3
02Z: 1.9       3.2       3.3
03Z: 2.8  2.8  2.8       3.3
04Z: 3.2  3.0            3.3
05Z: 3.4       3.1       5.0
06Z:
07Z:
08Z:                          3.6
09Z:
10Z:
11Z:
12Z:                     2.3
13Z:           2.5       3.1
14Z:                4.8  2.1
15Z: 2.4
16Z:                2.6            2.4
17Z: 2.4       3.4  3.0            2.4
18Z: 2.1  2.9  3.9  4.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

      ASH  SAL  MAG  MUR  KHA  JUL  UPS  POI  BOU  WLP  OTI  MAU  VBG  GOO  TAO  RES  CHU  KEA  ARG  BER  NIC  DYS  LEA  MNZ  BEI  CHQ  GUO  TOM  DIX
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  3.2  3.5  5.5       5.5   A   2.9  3.7  5.4  6.7      10.6  6.6  4.4  6.8   F       10.6  6.5  5.2  3.3  6.5  6.4  4.9  4.9  5.9  6.4
01Z:  3.2  4.0  5.6  4.0  5.6   A   2.6  3.9   C   5.0      11.1  7.7  2.6  6.3   F       11.1  4.4  4.7   C   6.0  8.0  6.2  5.9  6.7  7.0
02Z:  4.2  4.3  6.1  3.8  6.4  3.3       3.6   C   4.4      11.8  6.5  3.2  6.7  5.2      11.8   A   4.1  2.9  5.0  8.4            0.5  6.4
03Z:  5.5  4.5  5.9  4.2  5.7   A   2.6  3.6   C   4.1      12.5  5.4  3.5  8.2   F       12.5   B    A   3.0  4.0  7.4  5.4  6.5  6.3  8.4
04Z:  6.0  4.9  5.6  4.3  6.0  3.2  3.6  3.6   C   4.0      11.1  5.4  2.9  9.5   F       11.1   B   4.4  5.1   A   6.9  5.6  6.1  7.5  9.0
05Z:  6.3       5.3       5.5   A   4.5  3.4  3.4  3.7       8.2  5.9  3.4 10.2   F        8.2  2.6   A   5.9   B   7.3  5.4  6.6  7.0 11.3
06Z:                            A   4.9  4.9  3.0  3.7       7.0  3.7  3.0 11.0            7.0   B   4.1  5.9  3.2  7.4  6.0  6.8  8.0 13.2
07Z:                            A   5.0       3.0  3.4       6.3  3.8  2.6 11.6            6.3   B   4.2  6.3  3.4  7.1  6.0  7.4  9.1 13.5
08Z:                           5.6  5.1       2.9  3.3       6.3  3.3  8.4 14.0            6.3   B   3.7  6.8  3.1  6.1  5.5  6.5 11.0 13.5  6.1
09Z:                            A   5.4  6.4  3.1  3.2       6.1  3.9  3.7 11.6            6.1   B   4.0  7.9  3.4  5.6  5.7  6.4 10.0 14.5
10Z:                           5.8  5.6       3.0  3.7       5.9  3.4  4.5  8.3            5.9  5.3  4.6  8.3  3.2  4.5  6.5  7.0  9.0 11.3
11Z:                           5.2  5.3  6.2  2.9  4.6       5.9  4.9  5.1   A             5.9  5.3  5.9  7.6  3.1  4.2  6.2       7.3  7.3
12Z:                 4.9  6.9  5.4       6.4  2.9            5.2            4.7            5.2       5.8  7.3       3.8  6.5  6.9  5.1  7.3
13Z:  6.6  5.2  5.3       6.1  5.0       6.4  4.1  5.6       4.6  4.3  5.8  3.9  4.8       4.6  5.8  5.9  7.3  5.9  3.7  6.2  6.3  5.0  6.0       5.0
14Z:  6.8  4.8  5.6  5.2  5.3  5.0  4.9  5.7  6.0  5.5       3.1  7.7  5.6   A    F        3.1  6.0  6.2  6.8  6.6            5.7  4.3  6.0       5.2
15Z:  6.6  4.8  3.7            5.2  5.3  5.5  7.2  6.0       3.2  6.7  5.8   F        5.0  3.2   B   6.4  6.6  5.8  4.1  4.3       5.4  6.2       5.4
16Z:       4.7  3.2  5.2       5.2  5.2  6.1  6.8  6.0       4.2  6.6  5.6  4.7       5.2  4.2  5.8  7.6  7.1  5.9  4.5  3.8  5.2  5.3  5.9       5.2
17Z:  5.5  4.8  2.4  5.0       5.6  5.3  5.9   C   6.1       5.8  6.6  5.5  4.7       5.4  5.8   A   7.3   C   6.3  4.6  3.8  5.1  5.3  5.1
18Z:  4.7  4.5       5.0       5.6  5.1  6.8  5.9  5.8       7.0  6.3  5.5   C        5.6       6.0  7.1  5.6  6.6  4.1  3.8  5.0  5.0  5.4
19Z:                           5.4       7.4  6.6  5.9  5.4  6.2  6.5  5.6   F        5.5        B   7.0  5.0  7.2  3.9  3.8  5.1  4.9  4.8
20Z:                           5.4  5.0  7.4  6.3  6.0  5.5  6.9  6.7  5.4  3.9       5.4       5.9  7.1   C   7.5  4.1  3.8  5.6  4.0  3.5
21Z:                           4.4       5.7  6.5  6.1  5.5  7.3  7.0  5.9  3.4       5.3       6.6  7.0  3.8  7.5  4.4  3.4       3.3  2.2
22Z:                           4.0       4.6  5.9  6.4  5.6  7.6  7.0  5.7  4.9   F             6.7  7.6  3.7  6.4  5.6  4.5  5.1       3.3
23Z:                           3.8  3.5  4.3  5.9  5.7       8.4  6.0  6.1  6.9   F             5.9  5.3  3.6  6.4  6.5       6.4  4.8  5.8
=========================================
Estimated Average Global foF2:  5.70 MHz.


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

      ASH  SAL  MAG  MUR  KHA  UPS  BOU  WLP  MAU  VBG  GOO  TAO  CHU  KEA  ARG  BER  NIC  DYS  LEA  TOM  DIX
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  8.6 10.8 18.1      17.0  7.1 17.9 23.4 25.4 19.1 14.1 23.8      25.4 20.8 18.7 10.6 21.4 20.5
01Z:  9.0 12.4 17.9 11.2 15.7  7.0   C  16.0 31.6 24.6  8.8 20.2      32.2 15.4 13.2   C  16.2 25.6
02Z: 13.9 12.9 20.7 11.4 19.8        C  12.3 36.0 19.5  8.6 19.4      36.6   A  11.9 10.2 15.5 27.7
03Z: 17.0 13.9 18.9 13.0 15.4  7.5   C  11.5 43.1 18.4  9.1 23.8      43.8   B    A   9.6 12.8 24.4
04Z: 19.8 13.7 17.9 12.5 18.6 11.3   C  11.6 37.7 18.9  8.7 29.4      37.7   B  12.3 19.9   A  22.8
05Z: 19.5      15.9      16.5 14.4 10.8 10.4 27.5 15.3  8.5 29.6      27.9  8.3   A  21.2   B  25.6
06Z:                                9.0 10.7 21.7  8.5  8.7 33.0      21.7   B  11.9 20.1  8.6 24.4
07Z:                                8.9  9.9 18.3 11.4  7.0 36.0      18.3   B  12.2 20.8  9.2 24.9
08Z:                                8.7  9.6 18.9  8.9 21.8 46.2      18.9   B  11.5 21.8  9.6 21.4 18.9
09Z:                                9.8  9.6 18.6 11.7 12.6 40.6      18.9   B  12.8 24.5 11.2 20.2
10Z:                                9.1 12.6 17.7  9.5 15.8 29.1      17.7 18.6 15.2 26.6  9.3 14.8
11Z:                                9.1 14.7 18.3 14.2 17.3   A       18.3 19.1 18.9 25.8  9.6 13.0
12Z:                16.2 21.4       9.6      17.4           12.7      17.7      19.1 23.4      11.8
13Z: 21.1 17.2 17.0      18.3      14.6 17.4 15.4 13.3 19.7 11.3      15.6 20.3 18.9 24.1 20.1 12.6      16.5
14Z: 21.1 15.8 16.8 17.2 15.9           18.1  9.5 23.1 17.9   A        9.6 18.6 19.2 22.4 22.4           16.6
15Z: 19.8 15.8 10.4                     18.6 10.4 26.8 18.0   F  15.5 10.6   B  18.6 21.8 18.0 13.1      16.7
16Z:      15.0  8.3 16.6                18.0 14.1 21.8 18.5 14.1 15.1 14.3 18.6 24.3 23.4 18.3 12.6      15.6
17Z: 17.0 14.9  7.0 16.5             C  17.7 19.4 19.8 17.6 14.1 16.2 19.7   A  24.1   C  18.9 15.2
18Z: 14.1 13.5      15.5                17.4      20.8 17.0   C  16.8      18.6 22.0 17.9 20.5 14.3
19Z:                                    18.3      21.4 17.4   F  16.0        B  23.8 15.5 22.3 12.9
20Z:                                    18.6      22.1 17.3 12.9 15.7      19.5 24.9   C  23.2 12.7
21Z:                                    18.9      21.7 17.1 12.2 15.4      20.5 25.9 11.8 23.2 12.3
22Z:                                    20.5      23.1 17.7 17.6           21.4 26.6 11.5 21.8 19.0
23Z:                                    18.2      18.6 18.3 24.1           18.9 18.0 10.4 21.1 21.4
===============================================
Estimated Average Global MUF(3000)F2: 17.86 MHz.


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

      BOU  TAO  ANC  CNV  PAL  SHE  OSA
     ---- ---- ---- ---- ---- ---- ----
00Z:  120  220  120  220  410
01Z:  110  270  100  200  420
02Z:   93  350   98  150  430
03Z:   82  470   98  130  420
04Z:   72  570  110  110  350
05Z:   68  630  110
06Z:   63  620   96   97
07Z:   63  660   77   98
08Z:       620   56   91
09Z:       460   54
10Z:   66  330   47   81
11Z:   64  190   44   78
12Z:   60        37
13Z:   81  100   28  150
14Z:  130  100   23  170
15Z:  160  110   42  180
16Z:  150  100   73  210
17Z:  150  100   94  240
18Z:  150   98  110  270
19Z:  160   99  100  270
20Z:  160  110  100  280
21Z:  150  120  110  280
22Z:  140  170  110  250
23Z:       210  120  230


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

ASH = Ashkhabad                  USSR                (N37E058)
SAL = Salekhard                  USSR                (N66E066)
MAG = Magadan                    USSR                (N60E151)
MUR = Murmansk                   USSR                (N68E033)
KHA = Khabarovsk                 USSR                (N48E135)
JUL = Juliusruh/Rugen            Germany             (N54E013)
UPS = Uppsala                    Sweden              (N60E018)
POI = Poitiers                   France              (N46E000)
BOU = Boulder CO                 USA                 (N40W105) (GOES-2)
WLP = Wallops Island VA          USA                 (N37W075)
OTI = Ottawa                     Canada              (N45W076)
MAU = Maui HI                    USA                 (N20W157)
VBG = Vandenberg AFB CA          USA                 (N34W120)
GOO = Goose Bay                  Canada              (N53W060)
TAO = Taoyuan                    Taiwan              (N25E121) (ETS II)
RES = Resolute Bay               Canada              (N74W094)
CHU = Churchill                  Canada              (N58W094)
KEA = Keakawapu HI               USA                 (N20W156)
ARG = Argentia                   Canada              (N48W053)
BER = Bermuda                    Bermuda             (N32W064)
NIC = Nicosia                    Cyprus              (N35E033)
DYS = Dyess AFB TX               USA                 (N32W099)
LEA = Learmonth                  Australia           (S21E115)
ANC = Anchorage AK               USA                 (N61W150) (GOES-3)
CNV = Cape Canaveral FL          USA                 (N28W080) (GOES-2)
PAL = Palehua HI                 USA                 (N21W158) (GOES-3)
SHE = Shemya AK                  USA                 (N52E174)
OSA = Osan AB                    Korea               (N37E127)
MNZ = Manzhouli                  China               (N49E117) (GOES-3)
BEI = Beijing                    China               (N40E116) (GOES-3)
CHQ = Chongqing                  China               (N29E106) (GOES-3)
GUO = Guangzhou                  China               (N23E113) (GOES-3)
TOM = Tomsk                      USSR                (N56E085)
DIX = Dixon                      USSR                (N74E081)


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.


