[Ips-wsgr] IPS Weekly Solar and Geophysical Report (08 August 08)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 08 AUGUST 2008, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (01 AUGUST - 07 AUGUST)
Date     01    02    03    04    05    06    07
10cm     66    66    66    66    67    67    66
AFr       2     2     3     3     3     5 (  4)
Aaus      3     1     3     2     3     5 (  2)
T         7     9    -1    -2    -8    -7    -4

Solar:        Solar flare activity
Geomagnetic:  Geomagnetic activity observed for Australian Region.
Frequencies:  Australian Ionospheric F2 critical frequencies

01 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   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.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values during local day.
      Enhanced by 10-30% during local night when trace
      is present but is usually very weak.

02 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   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.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

03 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day.
      Variable conditions during local night.
   Northern Australian Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   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):
      Enhanced by 20% over the UT day.

04 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG/Niue Region:
      Vanimo frequencies were near predicted 00-06, 21 UT;
      depressed to 45% 07-15 UT. Blanketing sporadic E
      observed 17-20 UT. Frequencies were mostly near
      predicted at Niue with depressions to 30% 01-02, 04-05
      and 21-22 UT.
   Northern Australian Region:
      Near predicted to 30% depressed 00-10 UT, then near
      predicted monthly values. Some night spread F
      observed.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values. Enhancements to
      45% observed at some stations 08-21 UT. Night spread F
      observed at some stations.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted to 30% depressed.

05 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values with occasional
      depressions to 25% observed at Niue. Depressions to
      45% observed at Vanimo 07-14 UT. Night spread F
      observed at Niue and sporadic E observed T Vanimo
      12-18 UT.
   Northern Australian Region:
      Near predicted monthly values with occasional
      depressions to 30%. Night spread F observed.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

06 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values with depressions to 40%
      at Vanimo 05-09 and 11-15 UT. Depressions to 30% at
      Niue 01-02, 05 and 08 UT. Night spread F observed.
   Northern Australian Region:
      Near predicted monthly values to 50% enhanced at
      Darwin; depressions to 30% 00-06 and 21 UT. For other
      stations, near predicted monthly values with
      occasional depressions to 30%. Some night spread F
      observed at all stations.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Enhancements to 60%
      observed at Christchurch 09-19 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with occasional
      depressions to 25%.

07 Aug 
Solar:        Very low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG/Niue Region:
      Depressed 15-45% at Vanimo 00-20 UT, occasional
      sporadic E observed. Near predicted monthly values at
      Niue with depressions to 25% 00-02 UT and 16-22 UT,
      some night spread F observed.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      00-07 UT and 18-21 UT at Darwin, and at other stations
      occasional depressions to 25% 00-03 UT and 17-22 UT.
      Some night spread F observed.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with enhancements to
      over 30% 08-20 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 20% depressed.

 
2. FORECAST (08 AUGUST - 14 AUGUST)
Solar: Low

Geomagnetic: Active on 08-10 Aug. quiet to unsettled on
             other days.

Frequencies: Mostly near predicted monthly values. Occasional
	     depressions to 30% possible.

For an explanation of some of the terms in this report, go to
http://www.ips.gov.au/1/2/1.

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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