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From: oler@rho.uleth.ca (Cary Oler)
Message-Id: <9307170548.AA17041@rho.uleth.ca>
Subject: Daily Summary of Ionospheric Data for 16 July
To: solar-daily@lut.fi
Date: Fri, 16 Jul 93 23:48:21 MDT
X-Mailer: ELM [version 2.3 PL11]
Reply-To: SOLAR-DAILY Distribution List <solar-daily@lut.fi>
X-Sequence: 894
Status: OR

                    ---------------------------------------
                    DAILY IONOSPHERIC SUMMARY FOR 16 JUL 93
                    ---------------------------------------


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

     MUR  SAL  TOM  KHA  BOU  ASH  DIX  MAG  UPS  JUL  MAU  VBG  GOO  TAO  RES  CHU  KEA  RAM  DYS  TOW
     ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---  ---
00Z: 3.0       2.8       3.0  2.7                 2.9  2.8  3.0  3.3  3.3   F        2.8  3.0  3.5  3.4
01Z: 2.7            2.8       2.8            2.8  2.9  2.9  3.3  3.0   A    A        2.9  3.4  3.2  3.2
02Z:      2.7                 2.7            3.0  2.8  2.9  3.4  3.1  2.9   F        3.1  3.3  3.6  3.2
03Z: 2.7  2.9       2.7       3.0            2.8  2.9  3.2  3.3  2.9  2.9   F        3.2  3.0  3.4  3.6
04Z:      3.0  2.6  2.5       2.8            3.0  2.7  3.2  3.5  2.8  3.0   F        3.3  2.9  3.3  3.5
05Z:      3.0  3.1                           2.8  2.8  3.2  3.6  2.6  2.9  3.2       3.2  2.9   A
06Z:      3.1  3.2  2.8       2.7       2.8            3.0  3.2  2.7  2.8            3.0  2.8  2.9
07Z:           2.4  2.9       2.9       2.9            3.1  3.2  3.1  3.0            3.1  3.0  3.0  3.6
08Z: 3.1  2.9  3.2  2.9       2.8       3.0            3.1  3.2  3.2  3.1            3.2  3.0  3.1
09Z:      3.1       3.0       2.8       3.0            3.0  2.9  3.2  3.3            2.9  3.0  3.0
10Z:      2.8       3.1       3.0       3.1            2.8  3.0  3.3   A             2.9  3.4  3.0  2.7
11Z:      3.0       3.2       2.8       3.2             C   3.1  3.6  3.0             A   3.3  3.0
12Z:      3.2  3.2  2.9       2.8  2.9  3.1            3.5  3.2  4.0  3.0            3.5  3.4  3.0
13Z:      3.2  3.2  3.1       2.7  3.0  3.0            3.5  3.1   A   3.1       3.1  3.6  3.2  3.0
14Z: 3.1  3.2  2.9  2.7       2.9  3.1  3.2            3.5  3.1   A   3.1       2.9  3.5  3.1  3.1
15Z: 2.9  3.2  3.0  2.9       2.9  3.1                  C   3.0  2.9  3.1       2.9   A   3.1  3.1  2.9
16Z: 3.1  3.2  3.0  2.8                                3.4  3.0   A    F        2.9  3.4  3.0  3.1
17Z: 3.1  3.1  3.0  3.0            3.0  3.1            3.1  3.1  3.5   F         F   3.1  2.8  2.9
18Z: 3.1  3.1                 2.8  2.9  3.0                 3.1  2.6   F         F         A    A
19Z:                                                        2.9  3.0   F        2.6       2.8  3.2
20Z:                                                        3.0  2.9   F        2.8       2.9  3.0
21Z:                                                        3.1  2.8   F        2.8       3.1  3.1
22Z:                                                        2.8  3.1  3.6   F             2.9  3.1
23Z:                                                        3.0  3.1  3.4   F             3.1  3.0
=========================================
Estimated Average Global M(3000)F2:  3.04.


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

     MUR  SAL  TOM  KHA  ASH  DIX  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 1.0  1.0  1.0  1.5  2.0       1.0
01Z: 1.0  1.0  1.1  1.3  2.0  1.0  1.0
02Z: 1.0  1.0       1.5  2.0  1.0  1.0
03Z: 1.0  1.0  1.1  1.3  2.0  1.0  1.0
04Z:      1.0  1.0  1.5  2.0  1.0  1.0
05Z: 1.0  1.0  1.0  1.4  2.0       1.0
06Z: 1.0  1.0  1.5  1.4  2.0  1.0  1.0
07Z: 1.0  1.0  1.0  1.1  1.8  1.0  1.0
08Z: 1.0  1.0  1.0  1.0  1.9  1.0  1.0
09Z: 1.0  1.0       1.0  1.9  1.0  1.0
10Z: 1.0  1.0       1.2  1.9       1.0
11Z: 1.0  1.0  1.0  1.4  1.8  1.0  1.0
12Z: 1.0  1.0  1.0  1.4  1.7  1.0  1.1
13Z: 1.0  1.0  1.0  1.5  1.7  1.0  1.0
14Z: 1.0  1.0  1.0  1.5  1.0  1.0  1.0
15Z: 1.0  1.0  1.0  1.5  1.5  1.0
16Z: 1.0  1.0  1.0  1.5
17Z: 1.0  1.0  1.0  1.0       1.0  1.0
18Z: 1.0  1.0            1.5  1.0  1.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

     MUR  SAL  TOM  KHA  ASH  DIX  MAG
     ---  ---  ---  ---  ---  ---  ---
00Z: 3.0  7.0  4.0  8.5  2.7       3.5
01Z:      5.0  7.9  3.6  2.7       3.7
02Z: 3.0  4.0   10  6.0  3.0  3.2  3.7
03Z:      3.0  6.3  4.4  3.0  3.0  3.5
04Z:      5.5  6.1  3.8  3.6  3.0  3.6
05Z:      4.5  5.0  3.5  6.2       3.6
06Z:      4.1  6.0  4.7  4.4  4.4  4.0
07Z:      8.0  5.6  4.4  4.0  5.4  3.2
08Z: 4.3  7.0  5.1  3.4  4.0  4.8  3.0
09Z: 4.3  4.4       4.9  4.1  4.2  2.7
10Z: 4.3  3.0       3.9  3.9       2.0
11Z: 3.8  4.8  5.9  3.8  3.8  4.1
12Z: 4.0  3.0  5.8  3.8  3.0  3.0
13Z:           4.3  3.0  3.2
14Z: 3.7       4.0       3.0  4.2
15Z: 5.0  2.5  4.2  3.7  2.0  3.8
16Z: 4.2  2.7  4.8  3.0
17Z:      3.0  4.0  2.5       3.2  1.8
18Z: 3.0  4.0            3.0  4.2  2.0
19Z:
20Z:
21Z:
22Z:
23Z:


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

      MUR  SAL  TOM  KHA  BOU  ASH  DIX  MAG  UPS  JUL  WAR  POI  OTI  MAU  CAM  VBG  GOO  TAO  RES  CHU  KEA  RAM  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z:  4.8       4.6       5.8  5.5       4.8       5.0  4.7  5.7      10.5  6.5  7.1  5.8  6.2   F       10.5  6.7  7.0  6.0
01Z:  4.0            5.7       5.1  4.4  4.6  3.7  4.6  4.6  5.7      11.3  7.3  7.4  5.3   A    A       11.3  5.8  7.9  6.2
02Z:  4.2  4.7                 6.2  4.4  4.7  3.6  4.3   B   5.1      11.3  6.2  7.8  4.7  6.0  5.1      12.0  6.0  7.2  7.2
03Z:  4.5  4.9       5.4       6.9  4.6  4.8  4.0  4.0   B            11.6  6.3  7.7  4.2  6.6   F       11.6  4.7  6.2  8.4
04Z:       5.1  5.7  5.2       5.9  5.0  4.5  4.2  4.2   A   4.3      11.0  6.4  7.2  3.3  8.5   F       11.0  4.1  4.4  7.0
05Z:  4.9  5.3  5.6                      4.5  4.8  4.4   A   4.2       8.8  7.7  6.0  2.9  8.8  4.8       8.8  3.9   A
06Z:  5.3  5.3  6.0  5.0       6.8  5.2  4.8        A   5.2  4.4       8.0  5.6  5.1  2.4  8.4            8.0  4.0  3.9
07Z:  5.3       6.6  5.1       7.0       4.7        A   6.0            8.3  5.3  4.7  2.7  9.7            8.3  3.7  3.7  6.4
08Z:  5.6  5.2  5.7  5.4       7.0  5.2  4.9        A                  8.3  4.6  4.9  3.4 10.0            7.2  3.3  3.5
09Z:  5.5  5.4       5.5       7.1  5.0  5.1                           6.2  4.2  4.2  4.0  9.1            6.2  3.2  3.4
10Z:  5.3  5.1       6.0       7.4       5.5                           6.2  3.4  4.2  4.5   A             6.2  4.3  3.2  3.8
11Z:  5.3  5.0  5.6  6.3       6.6  5.0  6.1                            C   3.6  4.2  4.7  6.0             A   5.5  3.3  3.9
12Z:  5.2  5.1  5.2  6.4       7.4  5.0  6.2                      4.6  6.4  3.8  6.1  8.5  6.4            6.4  5.8  4.4  2.8
13Z:  5.3  5.2  5.2  6.3       6.3  5.2  5.9                      5.0  5.1  3.8  5.0   A   6.4       4.7  5.1  5.8  5.8  3.8
14Z:  5.3  5.2  5.3  5.0       6.5  5.0  5.5                      5.2  6.2  4.0  6.0   A   6.4       4.7  6.2  5.6  7.0  3.2
15Z:  5.2  4.9  5.5  4.8       6.8  5.0                           5.5   C   3.8  7.1  4.9  5.8       5.0   A   6.1  7.8  2.9
16Z:  5.2  5.0  6.0  5.0                                          5.4  3.9  3.7  7.5   A    F        4.9  3.9  6.0  7.8  3.2
17Z:  5.1  5.2  5.9  4.7            5.2  4.6                      5.7  4.9  3.8  7.7  5.0   F         F   4.9  5.9  6.9
18Z:  5.3  5.1                 6.8  5.2  4.7                      5.7       3.7  7.0  5.0   F         F         A    A
19Z:                                                                        3.6  7.0  5.2   F        4.9       5.9  7.0
20Z:                                                                        3.5  6.9  5.3   F        5.1       6.2  7.3
21Z:                                                                        4.0  6.9  5.2   F        5.2       6.3  7.2
22Z:                                                                        5.0  6.3  5.6  5.4   F             6.5  6.9
23Z:                                                                        5.8  6.4  5.8  4.7  5.4            7.1  6.7
=========================================
Estimated Average Global foF2:  5.66 MHz.


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

      MUR  SAL  TOM  KHA  BOU  ASH  DIX  MAG  UPS  JUL  MAU  VBG  GOO  TAO  RES  CHU  KEA  RAM  DYS  TOW
     ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
00Z: 14.4      12.9      17.4 14.9                14.5 29.4 21.3 19.1 20.5   F       29.4 20.1 24.5 20.4
01Z: 10.8           16.0      14.3           10.2 13.3 32.8 24.4 15.9   A    A       32.8 19.7 25.3 19.8
02Z:      12.7                16.7           10.6 12.0 32.8 26.5 14.6 17.4   F       37.2 19.8 25.9 23.0
03Z: 12.2 14.2      14.6      20.7           11.2 11.6 37.1 25.4 12.2 19.1   F       37.1 14.1 21.1 30.2
04Z:      15.3 14.8 13.0      16.5           12.6 11.3 35.8 25.2  9.2 25.5   F       36.3 11.9 14.5 24.5
05Z:      15.9 17.4                          13.2 12.3 28.2 21.6  7.5 25.5 15.4      28.2 11.3   A
06Z:      16.4 19.2 14.0      18.4      13.4        A  23.6 16.3  6.5 23.5           24.0 11.2 11.3
07Z:           15.8 14.8      20.3      13.6        A  25.7 15.0  8.4 29.1           25.7 11.1 11.1 23.0
08Z: 17.4 15.1 18.2 15.7      19.6      14.7        A  25.7 15.7 10.9 31.0           23.0  9.9 10.8
09Z:      16.7      16.5      19.9      15.3           18.3 12.2 12.8 30.0           18.0  9.6 10.2
10Z:      14.3      18.6      22.2      17.0           17.7 12.6 14.8   A            18.0 14.6  9.6 10.3
11Z:      15.0      20.2      18.5      19.5             C  13.0 16.9 18.0             A  18.1  9.9
12Z:      16.3 16.6 18.6      20.7 14.5 19.2           22.1 19.5 34.0 19.2           22.4 19.7 13.2
13Z:      16.6 16.6 19.5      17.0 15.6 17.7           18.1 15.5   A  19.8      14.6 18.4 18.6 17.4
14Z: 16.4 16.6 15.4 13.5      18.9 15.5 17.6           21.4 18.6   A  19.8      13.6 21.7 17.4 21.7
15Z: 15.1 15.7 16.5 13.9      19.7 15.5                  C  21.3 14.2 18.0      14.5   A  18.9 24.2  8.4
16Z: 16.1 16.0 18.0 14.0                               13.3 22.5   A    F       14.2 13.3 18.0 24.2
17Z: 15.8 16.1 17.7 14.1           15.6 14.3           15.2 23.9 17.5   F         F  15.2 16.5 20.0
18Z: 16.4 15.8                19.0 15.1 14.1                21.7 13.0   F         F         A    A
19Z:                                                        20.3 15.6   F       12.7      16.5 22.4
20Z:                                                        20.7 15.4   F       14.3      18.0 21.9
21Z:                                                        21.4 14.6   F       14.6      19.5 22.3
22Z:                                                        17.6 17.4 19.4   F            18.9 21.4
23Z:                                                        19.2 18.0 16.0   F            22.0 20.1
===============================================
Estimated Average Global MUF(3000)F2: 17.22 MHz.


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

      BOU  TAO  PAL  SHE  OSA  CNV  ANC
     ---- ---- ---- ---- ---- ---- ----
00Z:  110  210                      160
01Z:  120  230                      150
02Z:  120  270                 160  140
03Z:  120  320                 100  140
04Z:   79  390                  90  140
05Z:   56  400                  84  140
06Z:   40  370                  77  150
07Z:   31  340                  72  150
08Z:   30  360                  61  150
09Z:   27  350                  49  150
10Z:   29  210                  45  130
11Z:   26  170                  47  120
12Z:   31  150                  80  110
13Z:   69  140                 140  110
14Z:       120                 180  110
15Z:  300  110                 210  130
16Z:  300  110                 220  170
17Z:  290  110                 220  200
18Z:  280  110                 210  210
19Z:  270  110                 220  220
20Z:  270  110                 220  230
21Z:  260  130                      210
22Z:  240  170                 230  200
23Z:  240  180                 230  190


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

MUR = Murmansk                   USSR                (N68E033)
SAL = Salekhard                  USSR                (N66E066)
TOM = Tomsk                      USSR                (N56E085)
KHA = Khabarovsk                 USSR                (N48E135)
BOU = Boulder CO                 USA                 (N40W105)
ASH = Ashkhabad                  USSR                (N37E058)
DIX = Dixon                      USSR                (N74E081)
MAG = Magadan                    USSR                (N60E151)
UPS = Uppsala                    Sweden              (N60E018)
JUL = Juliusruh/Rugen            Germany             (N54E013)
WAR = Warsaw                     Poland              (N52W021)
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)
TAO = Taoyuan                    Taiwan              (N25E121)
RES = Resolute Bay               Canada              (N74W094)
CHU = Churchill                  Canada              (N58W094)
KEA = Keakawapu HI               USA                 (N20W156)
RAM = Ramey AFB                  Puerto Rico         (N18W067)
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.


