[Ips-dsgr] IPS Daily Report - 01 February 06
rwc
rwc at ips.gov.au
Thu Feb 2 10:40:14 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 01/2330Z FEBRUARY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 01 FEBRUARY AND FORECAST FOR 02 FEBRUARY - 04 FEBRUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 01 Feb: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 01 Feb: 78/17
1B. SOLAR FORECAST
02 Feb 03 Feb 04 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 has been very low over the last
24 hours. The solar wind speed showed gradual increase
from 300 km/s to 320 km/s during the first half of the UT
day today, then rapidly rose to 380 km/s and then showed
fluctuations between 320 and 380 km/s during the rest of
the UT day. The north-south component of the interplanetary
magnetic field, Bz, fluctuated between +/-4nT almost the
whole day. 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 01 Feb: Quiet
Estimated Indices 01 Feb : A K
Australian Region 5 12212112
Darwin 4 12212102
Learmonth 4 12212102
Culgoora 4 02212112
Camden 5 12212112
Canberra 4 022121--
Hobart 6 12312112
Casey(Ant) 5 2--22012
Observed Regional daily pc3 Indices 01 Feb :
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 01 Feb : A
Fredericksburg 3
Planetary 4
Observed AFr/Ap Indices 31 Jan : A K
Fredericksburg 1
Planetary 2 0000 1101
2B. MAGNETIC FORECAST
Date Ap Conditions
02 Feb 6 Quiet
03 Feb 4 Quiet
04 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
01 Feb Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
02 Feb Normal Normal Normal
03 Feb Normal Normal Normal
04 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
01 Feb 33
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Enhanced by 15% during local day,
Near predicted monthly values during local night.
Northern Australian Region:
Enhanced by 15% during local day,
Depressed by 15% 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
02 Feb 30 near predicted monthly values
03 Feb 30 near predicted monthly values
04 Feb 30 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 31 Jan
Daily Proton Fluence >1 MeV: 4.3E+06
Daily Proton Fluence >10 MeV: 1.4E+04
Daily Electron Fluence >2 MeV: 2.40E+08 (moderate fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability:17%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A1.0
ACE Satellite Solar Wind Day Averaged Data for 31 Jan
Speed: 309 km/sec Density: 1.8 p/cc Temp: 16600 K Bz: 0 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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