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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Solar Geophysical Activity for 30 July
To: solar-daily@lut.fi
Date: Mon, 2 Aug 93 1:19:38 MDT
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                 DAILY SUMMARY OF SOLAR GEOPHYSICAL ACTIVITY

                                  30 JULY, 1993

                /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\

                  (Based In-Part On SESC Observational Data)


SOLAR AND GEOPHYSICAL ACTIVITY INDICES FOR 30 JULY, 1993
--------------------------------------------------------

!!BEGIN!! (1.0) S.T.D. Solar Geophysical Data Broadcast for DAY 211, 07/30/93
10.7 FLUX=097.9  90-AVG=107        SSN=051      BKI=3211 1111  BAI=005
BGND-XRAY=B1.2     FLU1=7.6E+04  FLU10=1.1E+04  PKI=3211 2122  PAI=006
  BOU-DEV=025,012,005,006,008,006,008,006   DEV-AVG=009 NT     SWF=00:000
 XRAY-MAX= B2.8   @ 1628UT    XRAY-MIN= B1.1   @ 2206UT   XRAY-AVG= B1.3
NEUTN-MAX= +002%  @ 2230UT   NEUTN-MIN= -003%  @ 1430UT  NEUTN-AVG= -0.6%
  PCA-MAX= +0.1DB @ 1325UT     PCA-MIN= -0.5DB @ 0605UT    PCA-AVG= -0.1DB
BOUTF-MAX=55373NT @ 2353UT   BOUTF-MIN=55342NT @ 1735UT  BOUTF-AVG=55363NT
GOES7-MAX=P:+000NT@ 0000UT   GOES7-MIN=N:+000NT@ 0000UT  G7-AVG=+065,+000,+000
GOES6-MAX=P:+108NT@ 1416UT   GOES6-MIN=N:-092NT@ 0201UT  G6-AVG=+087,-018,-052
 FLUXFCST=STD:100,100,110;SESC:100,100,110 BAI/PAI-FCST=010,010,010/010,010,010
    KFCST=2223 1222 2223 1222  27DAY-AP=020,009   27DAY-KP=5442 3223 *333 1223
 WARNINGS=
   ALERTS=
!!END-DATA!!

NOTE: The Effective Sunspot Number for 29 JUL 93 was  73.1.
      The Full Kp Indices for 29 JUL 93 are: 2o 1o 2o 3-   3o 3+ 4+ 3- 


SYNOPSIS OF ACTIVITY
--------------------

             Solar activity was very low. Region 7552 (N15W20)
       produced the only reported flare of the past 24 hours, a B2/SF
       at 30/1657UT.

            Solar activity forecast:  solar activity is expected to be
       very low to low.

            The geomagnetic field has been at quiet to unsettled levels
       for the past 24 hours.

            Geophysical activity forecast:  the geomagnetic field is
       expected to be quiet to unsettled levels.

            Event probabilities 31 jul-02 aug

                             Class M    01/01/01
                             Class X    01/01/01
                             Proton     01/01/01
                             PCAF       Green

            Geomagnetic activity probabilities 31 jul-02 aug

                        A.  Middle Latitudes
                        Active                10/10/10
                        Minor Storm           05/05/05
                        Major-Severe Storm    01/01/01

                        B.  High Latitudes
                        Active                15/15/15
                        Minor Storm           05/05/05
                        Major-Severe Storm    01/01/01

            HF propagation conditions were normal over all regions.
       Similar good propagation should persist throughout the next
       three days, through 02 August inclusive.


COPIES OF JOINT USAF/NOAA SESC SOLAR GEOPHYSICAL REPORTS
========================================================

REGIONS WITH SUNSPOTS. LOCATIONS VALID AT 30/2400Z JULY
-------------------------------------------------------
NMBR LOCATION  LO  AREA  Z   LL   NN MAG TYPE
7552  N15W20  019  0080 HSX  02  001 ALPHA
7553  S12W32  031  0050 DSI  07  019 BETA
7555  N07E17  342  0020 HAX  01  001 ALPHA
7551  S11W77  076                    PLAGE
7554  S07W44  043                    PLAGE
REGIONS DUE TO RETURN 31 JULY TO 02 AUGUST
NMBR LAT    LO
7542 N08   259
7544 N03   236


LISTING OF SOLAR ENERGETIC EVENTS FOR 30 JULY, 1993
---------------------------------------------------
BEGIN  MAX  END  RGN   LOC   XRAY  OP 245MHZ 10CM   SWEEP
NONE


POSSIBLE CORONAL MASS EJECTION EVENTS FOR 30 JULY, 1993
-------------------------------------------------------
 BEGIN        MAX      END     LOCATION   TYPE   SIZE  DUR  II IV
     NO EVENTS OBSERVED


INFERRED CORONAL HOLES. LOCATIONS VALID AT 30/2400Z
---------------------------------------------------
               ISOLATED HOLES AND POLAR EXTENSIONS
      EAST   SOUTH  WEST   NORTH  CAR  TYPE  POL  AREA   OBSN
23   S60W32 S60W32 S22W72 S22W72  053  EXT   NEG   017 10830A
25   N70E78 N10E28 N20E10 N70E28  321  EXT   POS   057 10830A
27   S60E43 S60E43 S50W15 S15W13  354  EXT   NEG   024 10830A
28   S19E49 S21E44 S17E33 S09E35  321  ISO   POS   003 10830A


**  End of Daily Report  **


