[Ips-dsgr] IPS Daily Report - 03 October 09
rwc
rwc at ips.gov.au
Sun Oct 4 10:49:51 EST 2009
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 03/2330Z OCTOBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 03 OCTOBER AND FORECAST FOR 04 OCTOBER - 06 OCTOBER
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 03 Oct: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 03 Oct: 72/8
1B. SOLAR FORECAST
04 Oct 05 Oct 06 Oct
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 70/5 69/3 69/3
COMMENT: The solar wind speed ranged from 300 to 370 km/s and
is expected to remain in this range for the next three days.
The solar disc is spotless.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 03 Oct: Quiet
Estimated Indices 03 Oct : A K
Australian Region 2 11110011
Darwin 2 11100012
Townsville 5 22211121
Learmonth 1 10100011
Canberra 0 10000000
Hobart 3 11111111
Casey(Ant) 6 2221----
Observed Regional daily pc3 Indices 03 Oct :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Alice_Springs 0 (Quiet)
Gnangara 0 (Quiet)
Canberra 0 (Quiet)
Hobart 0 (Quiet)
Pc3 pulsations are high frequency (10-45 second period) variations
of the Earths magnetic field. Daily pc3-indices are the daily sum
of 20 minute pc3-indices for that station and have been shown to be
well correlated with rejection of high resolution aeromagnetic
survey flight-line data.
NOTE: Indices may have been generated from data obtained in
cooperation with the following organisations: Geoscience Australia,
University of Newcastle Space Physics Group, Australian Government
Antarctic Division and Space Environment Research Center, Japan.
Estimated AFr/Ap Indices 03 Oct : A
Fredericksburg 1
Planetary 5
Observed AFr/Ap Indices 02 Oct : A K
Fredericksburg 0
Planetary 2 1100 1101
2B. MAGNETIC FORECAST
Date Ap Conditions
04 Oct 2 Quiet
05 Oct 2 Quiet
06 Oct 2 Quiet
COMMENT: Expect quiet conditions for the next three days.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
03 Oct Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
04 Oct Normal Normal Normal
05 Oct Normal Normal Normal
06 Oct Normal Normal Normal
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
03 Oct -5
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Depressed by 15% during the UT day.
Northern Australian Region:
Depressed by 15% during the UT day.
Southern Australian and New Zealand Region:
Near predicted monthly values over the UT day.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
Predicted Monthly T index for October: 1
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
04 Oct -5 near predicted monthly values
05 Oct -5 near predicted monthly values
06 Oct -5 near predicted monthly values
COMMENT: Normal ionospheric support expected for all regions
over the next 24 hours with a possibilty of slight depressions
in the equitorial and north Australian regions. Similar conditions
expected for the next three days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 02 Oct
Daily Proton Fluence >1 MeV: 4.2E+05
Daily Proton Fluence >10 MeV: 2.0E+04
Daily Electron Fluence >2 MeV: 4.80E+04 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 1%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A1.0
ACE Satellite Solar Wind Day Averaged Data for 02 Oct
Speed: 350 km/sec Density: 0.3 p/cc Temp: 34500 K Bz: 0 nT
(Courtesy Space Weather Prediction Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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IPS Radio and Space Services email: asfc at ips.gov.au
PO Box 1386 WWW: http://www.ips.gov.au
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