[Ips-dsgr] IPS Daily Report - 06 March 09
rwc
rwc at ips.gov.au
Sat Mar 7 10:19:01 EST 2009
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 06/2330Z MARCH 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 06 MARCH AND FORECAST FOR 07 MARCH - 09 MARCH
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 06 Mar: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 06 Mar: 69/3
1B. SOLAR FORECAST
07 Mar 08 Mar 09 Mar
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 70/5 70/5 70/5
COMMENT: Solar wind parameters remain at nominal levels. Newly
numbered region 1014 near the centre of the visible disk is small
and shows little magnetic complexity.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 06 Mar: Quiet
Estimated Indices 06 Mar : A K
Australian Region 3 22111001
Darwin 3 22110002
Townsville 6 22221122
Learmonth 3 22111001
Camden 2 11111001
Canberra 1 11000001
Hobart 2 22100001
Casey(Ant) 8 23331111
Observed Regional daily pc3 Indices 06 Mar :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Alice_Springs 0 (Quiet)
Camden 0 (Quiet)
Gnangara 20 (Quiet)
Canberra 0 (Quiet)
Hobart 17 (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 06 Mar : A
Fredericksburg 5
Planetary 5
Observed AFr/Ap Indices 05 Mar : A K
Fredericksburg 3
Planetary 3 2200 0001
2B. MAGNETIC FORECAST
Date Ap Conditions
07 Mar 4 Quiet
08 Mar 4 Quiet
09 Mar 4 Quiet
COMMENT: Unsettled periods observed at high latitudes first half
of the UT day. Otherwise geomagnetic conditions were quiet. Expect
quiet conditions next three days.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
06 Mar Fair-normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
07 Mar Normal Normal Normal
08 Mar Normal Normal Normal
09 Mar Normal Normal Normal
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
06 Mar -6
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Northern Australian Region:
Depressed by 20% during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
Predicted Monthly T index for March: 3
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
07 Mar -10 near predicted monthly values/depressed 10 to
20%
08 Mar -10 near predicted monthly values/depressed 10 to
20%
09 Mar -10 near predicted monthly values/depressed 10 to
20%
COMMENT: Variable enhancements/depressions observed Equatorial/N
Aus regions. Weak ionosphere at times in S Ocean/Antarctic regions.
Expect similar conditions next three days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 05 Mar
Daily Proton Fluence >1 MeV: 7.0E+05
Daily Proton Fluence >10 MeV: 2.0E+04
Daily Electron Fluence >2 MeV: 9.20E+05 (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 05 Mar
Speed: 366 km/sec Density: 6.8 p/cc Temp: 28900 K Bz: 0 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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