[Ips-dsgr] IPS Daily Report - 13 October 05
rwc
rwc at ips.gov.au
Fri Oct 14 09:32:37 EST 2005
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 13/2330Z OCTOBER 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 13 OCTOBER AND FORECAST FOR 14 OCTOBER - 16 OCTOBER
STATUS INDICATORS SOL:GREEN MAG:** YELLOW ** ION: GREEN
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1A. SOLAR SUMMARY
Activity 13 Oct: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 13 Oct: 78/17
1B. SOLAR FORECAST
14 Oct 15 Oct 16 Oct
Activity Low Low Low
Fadeouts None expected None expected None expected
10.7cm/SSN 80/20 80/20 80/20
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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 13 Oct: Quiet
Estimated Indices 13 Oct : A K
Australian Region 4 1112 1122
Darwin 4 2111 1121
Learmonth 4 1211 1222
Culgoora 4 1212 1122
Canberra 4 1212 1121
Hobart 3 1011 1121
Casey(Ant) 10 2-33 2132
Observed Regional daily pc3 Indices 13 Oct :
Townsville NA
Learmonth 0 (Quiet)
Culgoora 0 (Quiet)
Canberra 0 (Quiet)
Hobart 0 (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 13 Oct : A
Fredericksburg 3
Planetary 5
Observed AFr/Ap Indices 12 Oct : A K
Fredericksburg 1
Planetary 1 0000 0001
2B. MAGNETIC FORECAST
Date Ap Conditions
14 Oct 10 Quiet to unsettled
15 Oct 16 Unsettled to active
16 Oct 10 Quiet to unsettled
COMMENT: Geomagnetic activity is expected to increase late on
the 14th October in response to a small coronal hole. Activity
should subside by the 16 October.
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3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
13 Oct Normal Normal Normal
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
14 Oct Normal Normal Normal-Fair
15 Oct Normal Normal-Fair Fair
16 Oct Normal Normal Normal-Fair
COMMENT: Higher latitudes are likely to experience degraded conditions
on the 15 October. Conditions should improve at higher latitudes
over the 16 October.
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
13 Oct 20
Observed Australian Regional MUFs
Equatorial PNG Region:
Near predicted monthly values with depressions to 30%
08-11 UT and 14-17 UT at Vanimo and 07-09 UT and 15 UT
at Port Moresby.
Northern Australian Region:
Near predicted monthly values with depressions to 25%
03-06 UT. Spread F observed at Niue 10-11 UT and
Brisbane 12-18 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values. Sporadic E observed at
Sydney and Canberra 03-05 UT.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values. Spread F observed at
Macquarie Island 09-18 UT and sporadic E observed at
Mawson 18-20 UT.
Predicted Monthly T index for October: 23
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
14 Oct 23 near predicted monthly values
15 Oct 15 Higher latitudes are likely to experience depressions
to 40% at times. Lower latitude MUFs should be
near predicted monthly values.
16 Oct 23 near predicted monthly values
COMMENT: Depressions are likely on 15 October, particularly at
higher latitudes. The ionosphere should recover on or by 16 October.
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5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 12 Oct
Daily Proton Fluence >1 MeV: 1.1E+06
Daily Proton Fluence >10 MeV: 1.4E+04
Daily Electron Fluence >2 MeV: 1.30E+08 (moderate fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability:12%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A3.4
ACE Satellite Solar Wind Day Averaged Data for 12 Oct
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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