[Ips-dsgr] IPS Daily Report - 11 January 06
rwc
rwc at ips.gov.au
Thu Jan 12 09:38:13 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 11/2330Z JANUARY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 11 JANUARY AND FORECAST FOR 12 JANUARY - 14 JANUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 11 Jan: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 11 Jan: 77/16
1B. SOLAR FORECAST
12 Jan 13 Jan 14 Jan
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 78/17 78/17 78/17
COMMENT: Solar activity was very low over the past 24 hours.
Expected to continue at very low levels.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 11 Jan: Quiet
Estimated Indices 11 Jan : A K
Australian Region 4 11122111
Darwin 3 11121111
Learmonth 4 11022211
Culgoora 3 01122111
Camden 3 -11221-0
Canberra 4 1-1221-1
Hobart 3 10122110
Casey(Ant) 6 2-322111
Observed Regional daily pc3 Indices 11 Jan :
Learmonth 0 (Quiet)
Culgoora 0 (Quiet)
Canberra 40 (Quiet to unsettled)
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.
Estimated AFr/Ap Indices 11 Jan : A
Fredericksburg 2
Planetary 2
Observed AFr/Ap Indices 10 Jan : A K
Fredericksburg 2
Planetary 1 0000 0100
2B. MAGNETIC FORECAST
Date Ap Conditions
12 Jan 2 Quiet
13 Jan 3 Quiet
14 Jan 5 Quiet
COMMENT: The geomagnetic field was very quiet over the past 24
hours at all latitudes. Expected to continue at very quiet activity
levels.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
11 Jan Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
12 Jan Normal Normal Normal
13 Jan Normal Normal Normal
14 Jan Normal Normal Normal
COMMENT: Mostly normal HF conditions observed over the last 24
hours, other than some minor daytime depressions at low latitudes.
Expect mostly normal HF propagation conditions next three days.
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
11 Jan 10
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Variably depressed by up to 15%
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 January: 18
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
12 Jan 12 Near predicted monthly values/depressed up to
15% during the day in the Northern Australia/PNG
region
13 Jan 12 Near predicted monthly values/depressed up to
10%
14 Jan 12 Near predicted monthly values/depressed up to
10%
COMMENT: Depressions up to 20% observed during daytime, particularly
in the Northern Australia and PNG region.
-----------------------------------------------------------
5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 10 Jan
Daily Proton Fluence >1 MeV: 7.0E+05
Daily Proton Fluence >10 MeV: 1.5E+04
Daily Electron Fluence >2 MeV: 1.10E+07 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 2%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A1.0
ACE Satellite Solar Wind Day Averaged Data for 10 Jan
Speed: 289 km/sec Density: 2.4 p/cc Temp: 18400 K Bz: -1 nT
(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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