[Ips-dsgr] IPS Daily Report - 05 January 06
rwc
rwc at ips.gov.au
Fri Jan 6 10:11:25 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 05/2330Z JANUARY 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 05 JANUARY AND FORECAST FOR 06 JANUARY - 08 JANUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 05 Jan: Low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 05 Jan: 83/24
1B. SOLAR FORECAST
06 Jan 07 Jan 08 Jan
Activity Low Low Low
Fadeouts None expected None expected None expected
10.7cm/SSN 80/20 80/20 80/20
COMMENT: An impulsive C4 flare was observed at 0923UT, and was
associated with a Type II radio sweep (observed on the Learmonth
Observatory radio spectrograph). Solar radio event data suggests
a weak shock may arrive at the earth during the first half of
the UT day on 07 Jan. However, subsequent viewing of the LASCO
space based solar coronagraph showed no coronal mass ejection
had apparently left the Sun. The region that produced the flare
is in the far northwest corner of the solar disk and will rotate
off disk in 2 to 3 days.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 05 Jan: Quiet
Estimated Indices 05 Jan : A K
Australian Region 4 21212111
Darwin 2 10111101
Learmonth 3 11112111
Culgoora 3 21112101
Camden 7 21322222
Canberra 3 11212101
Hobart 3 11221101
Casey(Ant) 9 33-23112
Observed Regional daily pc3 Indices 05 Jan :
Learmonth 0 (Quiet)
Culgoora 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.
Estimated AFr/Ap Indices 05 Jan : A
Fredericksburg 4
Planetary 4
Observed AFr/Ap Indices 04 Jan : A K
Fredericksburg 1
Planetary 2 0100 0000
2B. MAGNETIC FORECAST
Date Ap Conditions
06 Jan 10 Quiet to Unsettled
07 Jan 12 Unsettled
08 Jan 12 Unsettled
COMMENT: Recurrence suggests that a mild increase in activity
may be experienced 6-7 Jan. In addition there is a small chance
for very minor activity on 7 Jan from C4/TypeII flare.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
05 Jan Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
06 Jan Normal Normal Normal-Fair
07 Jan Normal Normal Normal-Fair
08 Jan Normal Normal Normal-Fair
COMMENT: Mostly normal HF conditions. Mildly degraded HF conditions
possible at high latitudes.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
05 Jan 23
Observed Australian Regional MUFs
Equatorial PNG Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted to 15% enhanced over the UT day.
Predicted Monthly T index for January: 18
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
06 Jan 20 Near predicted monthly values
07 Jan 20 Near predicted monthly values
08 Jan 20 Near predicted monthly values
COMMENT: Mostly normal HF conditions expected.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 04 Jan
Daily Proton Fluence >1 MeV: 1.1E+06
Daily Proton Fluence >10 MeV: 1.5E+04
Daily Electron Fluence >2 MeV: 5.90E+07 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 8%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A3.5
ACE Satellite Solar Wind Day Averaged Data for 04 Jan
Speed: 398 km/sec Density: 0.9 p/cc Temp: 60000 K Bz: 1 nT
(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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