Subject: IPS Daily Report - 30 October 95
Date: 30 Oct 1995 23:30:56 -0000


SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 30/2330Z OCTOBER 1995 BY IPS RADIO AND SPACE SERVICES
FROM THE REGIONAL WARNING CENTRE (RWC), SYDNEY.
SUMMARY FOR 30 OCTOBER AND FORECAST FOR 31 OCTOBER - 02 NOVEMBER
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1A. SOLAR SUMMARY
Activity: Very low

Flares: None

Observed 10.7 cm flux/Equivalent Sunspot Number : 073/010

GOES satellite data for 29 Oct
       Daily Proton Fluence >1 MeV:   1.8E+05
       Daily Proton Fluence >10 MeV:  1.8E+04
       Daily Electron Fluence >2 MeV: 5.5E+06 (normal)
       X-ray background: A1.3
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

1B. SOLAR FORECAST
             31 Oct             01 Nov             02 Nov
Activity     Very low           Very low           Very low
Fadeouts     None expected      None expected      None expected

Forecast 10.7 cm flux/Equivalent Sunspot Number for 31 Oct: 072/008

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2A. MAGNETIC SUMMARY
Geomagnetic field at Learmonth: Quiet to unsettled with active levels
                                12-18 UT.

Estimated Indices : A   K           Observed A Index 29 Oct      
    Learmonth       14  2223 4423
    Fredericksburg  11                          03
    Planetary       15                          05       

Observed Kp for 29 Oct: 1231 2011
2B. MAGNETIC FORECAST 
DATE      Ap    CONDITIONS
31 Oct    35    Active to minor storm
01 Nov    35    Active to minor storm
02 Nov    25    Mostly unsettled with isolated active to minor storm
                levels 
COMMENT: IPS Geomagnetic Warning 27 was issued on 27 October and is
current for interval 31 October to 5 November. 
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3A. GLOBAL HF PROPAGATION SUMMARY
.            LATITUDE BAND
DATE        LOW            MIDDLE         HIGH 
30 Oct      Normal         Fair-normal    Fair-normal    
PCA Event : None

3B. GLOBAL HF PROPAGATION FORECAST
.            LATITUDE BAND
DATE        LOW            MIDDLE         HIGH 
31 Oct      Normal         Fair-normal    Fair-normal   
01 Nov      Normal         Fair-normal    Fair-normal   
02 Nov      Fair-normal    Fair           Poor-fair     

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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
DATE   T index
30 Oct    18

Observed Australian Regional MUFs:
Darwin MUFs were near predicted with 20-50% enhancements 04, 07-13
and 20 UT. Townsville MUFs were near predicted with 20-30%
enhancements 07-10 UT. Sydney MUFs were near predicted with 30%
enhancements 07-10 and 17-19 UT. Sporadic E was observed at Sydney
12-15 UT and spread F 17-19 UT. No data is available for Hobart.

Predicted Monthly T index for October: 10

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
DATE   T index  MUFs
31 Oct    -5    Near predicted monthly values to 15% depressed.
                spread F may degrade night time circuits.
01 Nov   -10    Near predicted monthly values to 25% depressed.
                spread F may degrade night time circuits.
02 Nov   -10    Near predicted monthly values to 25% depressed.
                spread F may degrade night time circuits.
COMMENT: IPS HF Communications Warning 27 was issued on 27 October
and is current for interval 31 October to 3 November. 
-- 
IPS Radio and Space Services      | email: rwc@ips.gov.au
PO Box 5606                       | WWW: http://www.ips.gov.au/rwc/
West Chatswood NSW 2057 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/rwc/ 
tel: +61 2 4148300                | fax: +61 2 4148331 
