[Ips-dsgr] IPS Daily Report - 14 September 06
rwc
rwc at ips.gov.au
Fri Sep 15 09:51:01 EST 2006
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 14/2330Z SEPTEMBER 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 14 SEPTEMBER AND FORECAST FOR 15 SEPTEMBER - 17 SEPTEMBER
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 14 Sep: Low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 14 Sep: 83/24
1B. SOLAR FORECAST
15 Sep 16 Sep 17 Sep
Activity Low Low Low
Fadeouts None expected None expected None expected
10.7cm/SSN 80/20 80/20 80/20
COMMENT: There is the slight chance of isolated C-class flare
activity. Solar wind speeds have declined slowly from the mildly
elevated levels observed during 13 September, down to approximately
350km/s. Solar wind speeds may increase again to mildly elevated
levels during 15-16 September due to a small coronal hole rotating
into a geoeffective position.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 14 Sep: Quiet to Unsettled
Estimated Indices 14 Sep : A K
Australian Region 3 11131000
Darwin 4 22121012
Learmonth 3 12122000
Culgoora 3 01131000
Camden 3 11131000
Canberra 3 11131000
Hobart 3 11131000
Casey(Ant) 5 22222111
Observed Regional daily pc3 Indices 14 Sep :
Charters_Towers 0 (Quiet)
Learmonth 0 (Quiet)
Culgoora 2 (Quiet)
Hobart 19 (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 Sep : A
Fredericksburg 4
Planetary 5
Observed AFr/Ap Indices 13 Sep : A K
Fredericksburg 3
Planetary 6 1321 1101
2B. MAGNETIC FORECAST
Date Ap Conditions
15 Sep 10 Quiet to unsettled
16 Sep 12 Mostly quiet to unsettled with isolated active
periods possible.
17 Sep 8 Quiet to Unsettled
COMMENT: Mostly quiet to unsettled conditions are expected over
the next few days with isolated active periods possible due to
a small coronal hole rotating into a geoeffective position.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
14 Sep Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
15 Sep Normal Normal Normal-Fair
16 Sep Normal Normal Normal-Fair
17 Sep Normal Normal Normal-Fair
COMMENT: Mostly normal to enhanced conditions have been observed
at all latitudes. Mostly normal conditions are expected over
the next few days.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
14 Sep 24
Observed Australian Regional MUFs
Equatorial PNG/Niue Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Mostly near predicted montly values.
Predicted Monthly T index for September: 11
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
15 Sep 20 Near predicted monthly values
16 Sep 15 Near predicted monthly values
17 Sep 10 Near predicted monthly values
COMMENT: Mostly normal to enhanced MUFS have been observed for
the Australian/NZ region for 14 September. Mostly normal conditions
are expected to continue for the next few days.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 13 Sep
Daily Proton Fluence >1 MeV: 2.5E+05
Daily Proton Fluence >10 MeV: 1.7E+04
Daily Electron Fluence >2 MeV: 2.70E+06 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 0%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A6.5
ACE Satellite Solar Wind Day Averaged Data for 13 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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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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