[Ips-dsgr] IPS Daily Report - 10 July 01
rwc
rwc at ips.gov.au
Wed Jul 11 09:29:45 EST 2001
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 10/2330Z JULY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 10 JULY AND FORECAST FOR 11 JULY - 13 JULY
STATUS INDICATORS SOL:GREEN MAG:GREEN ION: GREEN
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1A. SOLAR SUMMARY
Activity 10 Jul: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 10 Jul: 130/84
GOES satellite data for 09 Jul
Daily Proton Fluence >1 MeV: 6.6E+04
Daily Proton Fluence >10 MeV: 1.1E+04
Daily Electron Fluence >2 MeV: 2.00E+06 (normal)
X-ray background: B7.3
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
1B. SOLAR FORECAST
11 Jul 12 Jul 13 Jul
Activity Low Low Low
Fadeouts None expected None expected None expected
10.7cm/SSN 135/89 140/94 140/94
COMMENT: The north-south component of the interplanetary magnetic
field was southward 5nT for much of the UT day. Solar regions
remained relatively quiet.
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 10 Jul: Quiet to Unsettled
Estimated Indices 10 Jul : A K
Australian Region 7 1212 3222
Darwin 5 1212 2222
Townsville 3 1101 2112
Learmonth 9 1223 3233
Canberra 7 0213 3223
Hobart 7 0213 3222
Observed Regional daily pc3 Indices 10 JUL :
Darwin 0 (Quiet)
Townsville 0 (Quiet)
Learmonth 0 (Quiet)
Canberra 2 (Quiet)
Hobart 0 (Quiet)
Estimated AFr/Ap Indices 10 Jul : A
Fredericksburg 8
Planetary 8
Observed AFr/Ap Indices 09 Jul : A K
Fredericksburg 7
Planetary 11 4312 2322
2B. MAGNETIC FORECAST
Date Ap Conditions
11 Jul 9 Quiet to Unsettled
12 Jul 9 Quiet to Unsettled
13 Jul 7 Quiet
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
10 Jul Normal Normal Normal-fair
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
11 Jul Normal Normal Normal-Fair
12 Jul Normal Normal Normal-Fair
13 Jul Normal Normal Normal
COMMENT: Mild degradation at high latitudes, local night hours,
due to mildy southward IMF.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
10 Jul 106
Observed Australian Regional MUFs
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 15% during local night.
Northern Australian Region:
Mostly near predicted monthly values,
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Spread F observed local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
Spread F observed.
Predicted Monthly T index for July: 115
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
11 Jul 120 near predicted monthly values
12 Jul 120 near predicted monthly values
13 Jul 120 near predicted monthly values
COMMENT: Mild degradation local night hours next few days southern
Aus/NZ region, associated with southward IMF.
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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