[Ips-dsgr] IPS Daily Report - 16 November 09
rwc
rwc at ips.gov.au
Tue Nov 17 10:06:57 EST 2009
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 16/2330Z NOVEMBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 16 NOVEMBER AND FORECAST FOR 17 NOVEMBER - 19 NOVEMBER
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 16 Nov: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 16 Nov: 76/14
1B. SOLAR FORECAST
17 Nov 18 Nov 19 Nov
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 77/16 78/17 78/17
COMMENT: Solar activity remained very low over the last 24 hours.
The solar wind speed remains around 300km/s and IMF Bz relatively
stable. Solar activity is expected to remain at very low levels
for the next three days.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 16 Nov: Quiet
Estimated Indices 16 Nov : A K
Australian Region 3 21111011
Darwin 2 21001011
Townsville 5 22211121
Learmonth 1 11001011
Canberra 1 10001010
Hobart 3 11-31010
Casey(Ant) 7 23222121
Observed Regional daily pc3 Indices 16 Nov :
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 16 Nov : A
Fredericksburg 1
Planetary 3
Observed AFr/Ap Indices 15 Nov : A K
Fredericksburg 3
Planetary 4 1120 2210
2B. MAGNETIC FORECAST
Date Ap Conditions
17 Nov 3 Quiet
18 Nov 3 Quiet
19 Nov 3 Quiet
COMMENT: Geomagnetic conditions were mostly Quiet over the last
24 hours. Expect mostly Quiet conditions next three days.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
16 Nov Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
17 Nov Normal Normal Normal
18 Nov Normal Normal Normal
19 Nov Normal Normal Normal
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
16 Nov -10
Observed Australian Regional MUFs
Cocos Island Region:
Depressed by 20% over UT day.
Niue Island Region:
Mostly near predicted monthly values,
Depressed by 25% after local dawn.
Northern Australian Region:
Mostly near predicted monthly values,
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):
Depressed by 15% over the UT day.
Predicted Monthly T index for November: 1
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
17 Nov -5 near predicted monthly values
18 Nov -5 near predicted monthly values
19 Nov 0 near predicted monthly values
COMMENT: HF conditions were mostly normal over the UT day. Normal
HF conditions expected today (17 Nov) and for the next three
days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 15 Nov
Daily Proton Fluence >1 MeV: 4.1E+05
Daily Proton Fluence >10 MeV: 2.0E+04
Daily Electron Fluence >2 MeV: 5.50E+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 15 Nov
Speed: 352 km/sec Density: 2.0 p/cc Temp: 59800 K Bz: -2 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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