[Ips-dsgr] IPS Daily Report - 01 January 03
rwc
rwc at ips.gov.au
Thu Jan 2 09:53:18 EST 2003
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 01/2330Z JANUARY 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 01 JANUARY AND FORECAST FOR 02 JANUARY - 04 JANUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 01 Jan: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 01 Jan: 115/66
1B. SOLAR FORECAST
02 Jan 03 Jan 04 Jan
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 115/66 115/66 120/72
COMMENT: Small coronal hole at solar central meridian. Solar
wind speed nominal. Bz mildly southward most of UT day. No significant
regions on disk.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 01 Jan: Quiet to Unsettled
Estimated Indices 01 Jan : A K
Australian Region 6 1132 2123
Darwin 5 2221 2123
Townsville 6 1232 2113
Learmonth 5 2122 2122
Canberra 6 1132 2123
Hobart 6 1132 2023
Casey(Ant) 13 --43 21--
Observed Regional daily pc3 Indices 01 JAN :
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Canberra 18 (Quiet)
Hobart 24 (Quiet to unsettled)
Estimated AFr/Ap Indices 01 Jan : A
Fredericksburg 10
Planetary 10
Observed AFr/Ap Indices 31 Dec : A K
Fredericksburg 7
Planetary 11 3323 3322
2B. MAGNETIC FORECAST
Date Ap Conditions
02 Jan 7 Mostly quiet.
03 Jan 13 Unsettled, chance isolated active periods.
04 Jan 13 Unsettled, chance isolated active periods.
COMMENT: Quiet levels expected today, very mild coronal hole
effects on 03 and 04 Jan.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
01 Jan Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
02 Jan Normal Normal Normal
03 Jan Normal Normal Normal-Fair
04 Jan Normal Normal Normal-Fair
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
01 Jan 117
Observed Australian Regional MUFs
Equatorial PNG Region:
Mostly near predicted monthly values,
Northern Australian Region:
Near predicted monthly values during local day,
Enhanced by 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 40% during local night.
Antarctic Region (Casey/Scott Base):
Enhanced by 20% over the UT day.
Predicted Monthly T index for January: 86
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
02 Jan 100 about 10% above predicted monthly values
03 Jan 100 about 10% above predicted monthly values
04 Jan 100 about 10% above predicted monthly values
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 31 Dec
Daily Proton Fluence >1 MeV: 2.4E+05
Daily Proton Fluence >10 MeV: 1.4E+04
Daily Electron Fluence >2 MeV: 1.20E+08 (moderate)
X-ray background: B1.8
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
ACE Satellite Solar Wind Day Averaged Data for 31 Dec
Speed: 455 km/sec Density: 2.4 p/cc Temp: 92900 K Bz: -1 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
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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