[Ips-dsgr] IPS Daily Report - 03 February 06
rwc
rwc at ips.gov.au
Sat Feb 4 10:05:49 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 03/2330Z FEBRUARY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 03 FEBRUARY AND FORECAST FOR 04 FEBRUARY - 06 FEBRUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 03 Feb: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 03 Feb: 79/19
1B. SOLAR FORECAST
04 Feb 05 Feb 06 Feb
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 80/20 80/20 80/20
COMMENT: Solar activity was very low over the last 24 hours.
The solar wind speed showed fluctuations between 340 and 370
km/s throughout the UT day today. The north-south component
of the interplanetary magnetic field, Bz, showed mild to
moderate (upto +/- 7nT approx.) fluctuations the whole day
staying positive for relatively longer periods. Solar activity
is expected to remain at very low levels during the next
three days.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 03 Feb: Quiet
Estimated Indices 03 Feb : A K
Australian Region 4 11211121
Darwin 4 21111122
Learmonth 6 22111231
Culgoora 4 11111122
Camden 4 11121121
Canberra 3 11-111-1
Hobart 4 11212121
Casey(Ant) 9 --332131
Observed Regional daily pc3 Indices 03 Feb :
Canberra 38 (Quiet to unsettled)
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 03 Feb : A
Fredericksburg 3
Planetary 4
Observed AFr/Ap Indices 02 Feb : A K
Fredericksburg 1
Planetary 3 1001 1012
2B. MAGNETIC FORECAST
Date Ap Conditions
04 Feb 4 Quiet
05 Feb 4 Quiet
06 Feb 4 Quiet
COMMENT: Quiet geomagnetic conditions were observed over
the last 24 hours. Conditions are expected to remain unchanged
during the next three days as no significant solar activity
is expected during this period.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
03 Feb Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
04 Feb Normal Normal Normal
05 Feb Normal Normal Normal
06 Feb Normal Normal Normal
COMMENT: HF conditions are expected to remain mostly normal
on most locations during the next three days as no significant
rise in geomagnetic activity is expected during this period.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
03 Feb 24
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Depressed by 25% during local day,
Near predicted monthly values during local night.
Enhanced by 30% after local dawn.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 25% 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
04 Feb 26 near predicted monthly values
05 Feb 26 near predicted monthly values
06 Feb 26 near predicted monthly values
COMMENT: HF conditions are expected to remain mostly normal
almost all over Aus/NZ regions during the next three days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 02 Feb
Daily Proton Fluence >1 MeV: 2.2E+06
Daily Proton Fluence >10 MeV: 1.6E+04
Daily Electron Fluence >2 MeV: 3.60E+06 (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 02 Feb
Speed: 349 km/sec Density: 1.5 p/cc Temp: 75100 K Bz: 1 nT
(Courtesy Space Environment 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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