[Ips-dsgr] IPS Daily Report - 07 January 01
rwc
rwc at ips.gov.au
Mon Jan 8 10:25:58 EST 2001
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 07/2330Z JANUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 07 JANUARY AND FORECAST FOR 08 JANUARY - 10 JANUARY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 07 Jan: Low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 07 Jan: 177/131
GOES satellite data for 06 Jan
Daily Proton Fluence >1 MeV: 4.2E+05
Daily Proton Fluence >10 MeV: 6.6E+04
Daily Electron Fluence >2 MeV: 2.30E+05 (normal)
X-ray background: B6.0
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
1B. SOLAR FORECAST
08 Jan 09 Jan 10 Jan
Activity Low to moderate Low to moderate Low to moderate
Fadeouts Possible Possible Possible
10.7cm/SSN 175/129 180/133 185/138
COMMENT: A solar filament erupted from the western limb around
04UT, filament not considered to be very geoeffective due to
extreme westward location.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 07 Jan: Quiet
Estimated Indices 07 Jan : A K
Australian Region 4 1121 1122
Darwin 4 2111 0223
Townsville 3 1121 1112
Learmonth 9 --32 123-
Canberra 3 1021 1112
Hobart 4 1131 1112
Observed Regional daily pc3 Indices 07 JAN :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Canberra 0 (Quiet)
Hobart 0 (Quiet)
Estimated AFr/Ap Indices 07 Jan : A
Fredericksburg 7
Planetary 7
Observed AFr/Ap Indices 06 Jan : A K
Fredericksburg 5
Planetary 6 2121 2322
2B. MAGNETIC FORECAST
Date Ap Conditions
08 Jan 12 Unsettled, chance of active periods.
09 Jan 13 Unsettled, chance of active periods.
10 Jan 4 Quiet to unsettled
COMMENT: A coronal hole may cause a very mild increase in geomagnetic
activity may be experienced 8-9 Jan, although recurrent patterns
suggest this is unlikely.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
07 Jan Normal Normal Normal-fair
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
08 Jan Normal Normal Normal-Fair
09 Jan Normal Normal Normal-Fair
10 Jan Normal Normal Normal
COMMENT: Chance of mild degradation local night hours mid to
high latitudes.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
07 Jan 134
Observed Australian Regional MUFs
Equatorial PNG Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Western Australia MUFs depressed 15%.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
Predicted Monthly T index for January: 117
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
08 Jan 140 Near predicted monthly values
09 Jan 140 Near predicted monthly values
10 Jan 140 Near predicted monthly values
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/asfc/
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
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