[Ips-dsgr] IPS Daily Report - 02 August 09
rwc
rwc at ips.gov.au
Mon Aug 3 09:30:21 EST 2009
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 02/2330Z AUGUST 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 02 AUGUST AND FORECAST FOR 03 AUGUST - 05 AUGUST
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 02 Aug: Very low
Flares: None
Observed 10.7 cm flux/Equivalent Sunspot Number for 02 Aug: 68/2
1B. SOLAR FORECAST
03 Aug 04 Aug 05 Aug
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 68/2 68/2 68/2
COMMENT: The visible disc is spotless. The solar wind speed mostly
remained below 390 km/s.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 02 Aug: Quiet
Estimated Indices 02 Aug : A K
Australian Region 2 11110012
Darwin 2 11100012
Townsville 5 12211122
Learmonth 3 12110012
Camden 1 01000002
Canberra 0 00000001
Hobart 2 11110012
Casey(Ant) 4 22211111
Observed Regional daily pc3 Indices 02 Aug :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Alice_Springs 0 (Quiet)
Gnangara 2 (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 02 Aug : A
Fredericksburg 2
Planetary 5
Observed AFr/Ap Indices 01 Aug : A K
Fredericksburg 3
Planetary 4 1111 2202
2B. MAGNETIC FORECAST
Date Ap Conditions
03 Aug 5 Quiet
04 Aug 5 Quiet
05 Aug 5 Quiet
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
02 Aug Fair-normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
03 Aug Normal Normal Normal
04 Aug Normal Normal Normal
05 Aug Normal Normal Normal
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
02 Aug 4
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Near predicted monthly values with depressions to
25% 03, 15-17 and 21-23 UT. Night spread F observed.
No Vanimo data.
Northern Australian Region:
Near predicted monthly values. Depressions to 40%
observed at Cocos Is 04-12 UT and to 30% at Darwin
02-06 and 19-21 UT. Enhancements to 30% at Townsville
17-20 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values. Enhancements to 40%
observed mostly between 10-21 UT. Depressions of
15-30% observed Learmonth over the 24 hours.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values.
Predicted Monthly T index for August: 7
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
03 Aug 0 Near predicted monthly values to 30% depressed.
04 Aug 0 Near predicted monthly values to 30% depressed.
05 Aug 0 Near predicted monthly values to 30% depressed.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 01 Aug
Daily Proton Fluence >1 MeV: 2.7E+06
Daily Proton Fluence >10 MeV: 2.0E+04
Daily Electron Fluence >2 MeV: 2.80E+06 (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 01 Aug
Speed: 412 km/sec Density: 3.0 p/cc Temp: 77800 K Bz: 1 nT
(Courtesy Space Weather Prediction Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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PO Box 1386 WWW: http://www.ips.gov.au
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