[Ips-dsgr] IPS Daily Report - 16 September 06
rwc
rwc at ips.gov.au
Sun Sep 17 09:45:16 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 16/2330Z SEPTEMBER 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 16 SEPTEMBER AND FORECAST FOR 17 SEPTEMBER - 19 SEPTEMBER
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 16 Sep: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 16 Sep: 79/19
1B. SOLAR FORECAST
17 Sep 18 Sep 19 Sep
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 78/17 75/13 75/13
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 16 Sep: Quiet
Estimated Indices 16 Sep : A K
Australian Region 2 11010111
Darwin 4 12111112
Learmonth 2 11010111
Culgoora 1 11000110
Camden 2 11010111
Canberra 1 11000110
Hobart 1 11000110
Casey(Ant) 6 22211222
Observed Regional daily pc3 Indices 16 Sep :
Charters_Towers 0 (Quiet)
Learmonth 0 (Quiet)
Culgoora 24 (Quiet to unsettled)
Hobart 2 (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 16 Sep : A
Fredericksburg 2
Planetary 5
Observed AFr/Ap Indices 15 Sep : A K
Fredericksburg 0
Planetary 3 1000 1022
2B. MAGNETIC FORECAST
Date Ap Conditions
17 Sep 10 Quiet to Unsettled
18 Sep 8 Quiet to Unsettled
19 Sep 6 Quiet
COMMENT: Mostly quiet conditions are expected over the next few
days with the small chance of unsettled levels and isolated active
periods as a small coronal hole rotates out of a geoeffective
position.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
16 Sep Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
17 Sep Normal Normal Normal
18 Sep Normal Normal Normal
19 Sep Normal Normal Normal
COMMENT: Mostly normal conditions have been observed at all latitudes
for 16 September. Mostly normal conditions are expected to continue
at all latitudes for the next few days.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
16 Sep 32
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Mostly near predicted monthly values,
Enhanced by 25% after local dawn.
Northern Australian Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Enhanced by 25% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Mostly near predicted monthly values.
Predicted Monthly T index for September: 11
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
17 Sep 20 Near predicted monthly values
18 Sep 20 Near predicted monthly values
19 Sep 20 Near predicted monthly values
COMMENT: Slight depressions were observed at times during local
day for northern Australian regions, otherwise mostly normal
conditions have been observed for the Australian/NZ region for
16 September. Mostly normal conditions are expected for the Aus/NZ
region for the next few days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 15 Sep
Daily Proton Fluence >1 MeV: 4.3E+05
Daily Proton Fluence >10 MeV: 1.8E+04
Daily Electron Fluence >2 MeV: 7.80E+06 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 1%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A5.4
ACE Satellite Solar Wind Day Averaged Data for 15 Sep
Speed: NA km/sec Density: NA p/cc Temp: NA K Bz: NA 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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