[Ips-dsgr] IPS Daily Report - 01 November 00
Regional Warning Centre
rwc at ips.gov.au
Thu Nov 2 10:17:11 EST 2000
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 01/2330Z NOVEMBER 2000 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 01 NOVEMBER AND FORECAST FOR 02 NOVEMBER - 04 NOVEMBER
STATUS INDICATORS SOL:** YELLOW ** MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 01 Nov: Low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 01 Nov: 204/155
GOES satellite data for 31 Oct
Daily Proton Fluence >1 MeV: 3.1E+06
Daily Proton Fluence >10 MeV: 1.4E+05
Daily Electron Fluence >2 MeV: 1.50E+07 (normal)
X-ray background: C1.0
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
1B. SOLAR FORECAST
02 Nov 03 Nov 04 Nov
Activity Low to moderate Moderate Moderate
Fadeouts Possible Possible Possible
10.7cm/SSN 210/161 210/161 205/156
COMMENT: Solar wind speed declined from around 480 km/sec to
380km/sec over UT day. One solar region emerged in the north-east
quadrant of the solar disk showed growth. Flare potential may
increase is the region continues to develop.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 01 Nov: Quiet to Unsettled
Estimated Indices 01 Nov : A K
Australian Region 7 3231 0222
Darwin 9 4231 1223
Townsville 9 223- ----
Learmonth 8 4221 0222
Canberra 7 3231 0222
Hobart 7 3231 0222
Observed Regional daily pc3 Indices 01 NOV :
Darwin 20 (Quiet)
Townsville NA
Learmonth 6 (Quiet)
Canberra 37 (Quiet to unsettled)
Hobart 48 (Unsettled)
Estimated AFr/Ap Indices 01 Nov : A
Fredericksburg 5
Planetary 10
Observed AFr/Ap Indices 31 Oct : A K
Fredericksburg 8
Planetary 11 3223 2433
2B. MAGNETIC FORECAST
Date Ap Conditions
02 Nov 10 Quiet to Unsettled
03 Nov 8 Quiet to Unsettled
04 Nov 5 Quiet
COMMENT: Quiet to unsettled conditions expected over next few
days. Recurrence suggests mild increase in geomagnetic activity
06 Nov.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
01 Nov Normal Normal-fair Normal-fair
PCA Event : No proton event in progress
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
02 Nov Normal Normal Normal-Fair
03 Nov Normal Normal Normal-Fair
04 Nov Normal Normal Normal
COMMENT: Some absorption observed at polar regions, due to recent
enhanced proton fluxes. Good HF conditions expected next few
days.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
01 Nov 152
Observed Australian Regional MUFs
Equatorial PNG Region:
Mostly near predicted monthly values,
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Spread F observed local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
Spread F observed.
Predicted Monthly T index for November: 134
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
02 Nov 145 Near predicted monthly values
03 Nov 150 Near predicted monthly values
04 Nov 150 Near predicted monthly values
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/asfc/
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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