[Ips-dsgr] IPS Daily Report - 14 February 06
rwc
rwc at ips.gov.au
Wed Feb 15 10:05:03 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 14/2330Z FEBRUARY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 14 FEBRUARY AND FORECAST FOR 15 FEBRUARY - 17 FEBRUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 14 Feb: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 14 Feb: 77/16
1B. SOLAR FORECAST
15 Feb 16 Feb 17 Feb
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 75/13 80/20 80/20
COMMENT: Expect solar activity to remain very low over the next
three days. The ACE spacecraft indicates the solar wind is presently
about 350 km/s. The Bz component of the interplanetary magnetic
field has fluctuated between +/- 2nT over the last several hours.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 14 Feb: Quiet
Estimated Indices 14 Feb : A K
Australian Region 2 11101002
Darwin 3 11100003
Learmonth 2 11201002
Culgoora 3 01102--2
Camden 3 11110112
Canberra 2 11100002
Hobart 1 01100002
Casey(Ant) 7 3-322011
Observed Regional daily pc3 Indices 14 Feb :
Canberra 6 (Quiet)
Learmonth 0 (Quiet)
Culgoora 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.
Estimated AFr/Ap Indices 14 Feb : A
Fredericksburg 1
Planetary 1
Observed AFr/Ap Indices 13 Feb : A K
Fredericksburg 2
Planetary 2 0000 1101
2B. MAGNETIC FORECAST
Date Ap Conditions
15 Feb 8 Quiet to Unsettled
16 Feb 5 Quiet
17 Feb 5 Quiet
COMMENT: Geomagnetic activity will likely be quiet to unsettled
over the next three days.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
14 Feb Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
15 Feb Normal Normal Normal-Fair
16 Feb Normal Normal Normal
17 Feb Normal Normal Normal
COMMENT: Expect mostly normal HF conditions for the next three
days, except for isolated cases of sporadic E at low latitudes
and spread F at high latitudes.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
14 Feb 31
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Near predicted monthly values over the UT day.
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 35% 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 February: 16
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
15 Feb 24 Near predicted monthly values
16 Feb 20 Near predicted monthly values
17 Feb 20 Near predicted monthly values
COMMENT: Expect mostly normal HF conditions over the next three
days, except for isolated cases of sporadic E at low latitudes
and spread F at high latiudes.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 13 Feb
Daily Proton Fluence >1 MeV: 4.6E+05
Daily Proton Fluence >10 MeV: 1.5E+04
Daily Electron Fluence >2 MeV: 1.00E+06 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 0%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A1.0
ACE Satellite Solar Wind Day Averaged Data for 13 Feb
Speed: 358 km/sec Density: 1.1 p/cc Temp: 54000 K Bz: 0 nT
(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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IPS Radio and Space Services email: asfc at ips.gov.au
PO Box 1386 WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp.ips.gov.au
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