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From: oler@rho.uleth.ca (Cary Oler)
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Subject: Daily Summary of Solar Geophysical Activity for 25 August
To: solar-daily@lut.fi
Date: Wed, 25 Aug 93 21:10:10 MDT
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                 DAILY SUMMARY OF SOLAR GEOPHYSICAL ACTIVITY

                                 25 AUGUST, 1993

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

                  (Based In-Part On SESC Observational Data)


SOLAR AND GEOPHYSICAL ACTIVITY INDICES FOR 25 AUGUST, 1993
----------------------------------------------------------

!!BEGIN!! (1.0) S.T.D. Solar Geophysical Data Broadcast for DAY 237, 08/25/93
10.7 FLUX=088.7  90-AVG=103        SSN=084      BKI=1001 1111  BAI=002
BGND-XRAY=A6.8     FLU1=3.1E+06  FLU10=1.1E+04  PKI=2002 1111  PAI=004
  BOU-DEV=009,003,002,007,006,008,005,006   DEV-AVG=005 NT     SWF=00:000
 XRAY-MAX= B4.3   @ 1126UT    XRAY-MIN= A5.7   @ 2326UT   XRAY-AVG= A8.9
NEUTN-MAX= +002%  @ 2320UT   NEUTN-MIN= -003%  @ 1705UT  NEUTN-AVG= -0.1%
  PCA-MAX= +0.1DB @ 1510UT     PCA-MIN= -0.3DB @ 2325UT    PCA-AVG= -0.0DB
BOUTF-MAX=55367NT @ 1328UT   BOUTF-MIN=55337NT @ 1751UT  BOUTF-AVG=55357NT
GOES7-MAX=P:+000NT@ 0000UT   GOES7-MIN=N:+000NT@ 0000UT  G7-AVG=+086,+000,+000
GOES6-MAX=P:+121NT@ 1553UT   GOES6-MIN=N:-061NT@ 1832UT  G6-AVG=+102,+000,-043
 FLUXFCST=STD:090,090,095;SESC:090,090,095 BAI/PAI-FCST=005,005,005/010,010,010
    KFCST=2223 3222 2223 2111  27DAY-AP=013,006   27DAY-KP=2123 3343 3211 2122
 WARNINGS=
   ALERTS=
!!END-DATA!!

NOTE: The Effective Sunspot Number for 24 AUG 93 was  50.0.
      The Full Kp Indices for 24 AUG 93 are: 1o 1o 1+ 3-   2- 1o 1+ 2- 


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

             Solar activity was very low. One new region was assigned:
       Region 7573 (N08E66).

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

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

            Geophysical activity forecast:  the geomagnetic field is
       expected to be mostly quiet for the entire period.

            Event probabilities 26 aug-28 aug

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

            Geomagnetic activity probabilities 26 aug-28 aug

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

                        B.  High Latitudes
                        Active                10/10/10
                        Minor Storm           05/05/05
                        Major-Severe Storm    01/01/01

            HF propagation conditions were normal over all regions.
       Similar normal conditions will persist for the next 72 hours.


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

REGIONS WITH SUNSPOTS. LOCATIONS VALID AT 25/2400Z AUGUST
---------------------------------------------------------
NMBR LOCATION  LO  AREA  Z   LL   NN MAG TYPE
7565  S10W88  104  0040 HSX  01  001 ALPHA
7566  S09W30  045  0120 CSO  07  009 BETA
7568  N10E03  012  0030 CSO  11  008 BETA
7571  S18W71  086  0000 AXX  00  001 ALPHA
7572  N21E53  322  0070 HSX  02  001 ALPHA
7573  N07E66  309  0050 CAO  06  004 BETA
7569  S11W79  094                    PLAGE
7570  S11E22  353                    PLAGE
REGIONS DUE TO RETURN 26 AUGUST TO 28 AUGUST
NMBR LAT    LO
7564 N09   273
7562 N09   256
7558 N12   247


LISTING OF SOLAR ENERGETIC EVENTS FOR 25 AUGUST, 1993
-----------------------------------------------------
A.  ENERGETIC EVENTS:
BEGIN  MAX  END  RGN   LOC   XRAY  OP 245MHZ 10CM   SWEEP
NONE



POSSIBLE CORONAL MASS EJECTION EVENTS FOR 25 AUGUST, 1993
---------------------------------------------------------
 BEGIN        MAX      END     LOCATION   TYPE   SIZE  DUR  II IV
     NO EVENTS OBSERVED


INFERRED CORONAL HOLES. LOCATIONS VALID AT 25/2400Z
---------------------------------------------------
               ISOLATED HOLES AND POLAR EXTENSIONS
      EAST   SOUTH  WEST   NORTH  CAR  TYPE  POL  AREA   OBSN
                 NO DATA AVAILABLE FOR ANALYSIS


**  End of Daily Report  **


