[Ips-dsgr] IPS Daily Report - 09 March 09
rwc
rwc at ips.gov.au
Tue Mar 10 10:04:08 EST 2009
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 09/2330Z MARCH 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 09 MARCH AND FORECAST FOR 10 MARCH - 12 MARCH
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 09 Mar: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 09 Mar: 68/2
1B. SOLAR FORECAST
10 Mar 11 Mar 12 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: ACE spacecraft shows solar wind conditions to be near
normal.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 09 Mar: Quiet
Estimated Indices 09 Mar : A K
Australian Region 2 11111101
Darwin 2 01111101
Townsville 6 12222222
Learmonth 1 10011100
Camden 2 10111101
Canberra 1 00011001
Hobart 2 11111101
Casey(Ant) 4 12221111
Observed Regional daily pc3 Indices 09 Mar :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Alice_Springs 0 (Quiet)
Camden 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 09 Mar : A
Fredericksburg 1
Planetary 5
Observed AFr/Ap Indices 08 Mar : A K
Fredericksburg 7
Planetary 8 2133 3211
2B. MAGNETIC FORECAST
Date Ap Conditions
10 Mar 4 Quiet
11 Mar 4 Quiet
12 Mar 4 Quiet
COMMENT: Expect quiet geomagnetic conditions for the next three
days.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
09 Mar Normal Normal Normal-fair
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
10 Mar Normal Normal Normal
11 Mar Normal Normal Normal
12 Mar Normal Normal Normal
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
09 Mar -14
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Mostly near predicted monthly values,
Northern Australian Region:
Depressed by 20% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
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
10 Mar -10 near predicted monthly values/depressed 10 to
20%
11 Mar -10 near predicted monthly values/depressed 10 to
20%
12 Mar -10 near predicted monthly values/depressed 10 to
20%
COMMENT: Noted milldly depressed conditions in the local day
for the Australian region with several cases of sporadic E in
Darwin during the local night. All other regions showed near
normal HF conditions for this period in the solar cycle.
-----------------------------------------------------------
5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 08 Mar
Daily Proton Fluence >1 MeV: 1.1E+06
Daily Proton Fluence >10 MeV: 2.0E+04
Daily Electron Fluence >2 MeV: 5.80E+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 08 Mar
Speed: 425 km/sec Density: 6.2 p/cc Temp: 79400 K Bz: 1 nT
(Courtesy Space Weather Prediction Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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