[Ips-wsgr] IPS Weekly Solar and Geophysical Report (06 June 08)

rwc rwc at ips.gov.au
Fri Jun 6 11:40:24 EST 2008


SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 06 JUNE 2008, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (30 MAY - 05 JUNE)
Date     30    31    01    02    03    04    05
10cm     67    67    67    67    66    65    66
AFr       7     8     6     4     3     2 (  3)
Aaus      9     8     7     4     4     3 (  2)
T         5     4     2     0    -5    -4    -8

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

30 May 
Solar:        Very low
Geomagnetic:  Quiet to unsettled 
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 during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

31 May 
Solar:        Very low
Geomagnetic:  Quiet to unsettled 
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 during local day.
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

01 Jun 
Solar:        Very low
Geomagnetic:  Quiet to unsettled 
Frequencies:  
   Equatorial PNG/Niue Region:
      Depressed by 20% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

02 Jun 
Solar:        Very low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values. Occasional depressions to
      20%. Depressions to 60% observed at Vanimo 10-13 UT.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

03 Jun 
Solar:        Very low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values. Depressions to 45% at Vanimo
      01-14 UT and depressions to 30% at Niue 02-05 UT. Night
      spread F observed at Niue.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 30% at Darwin
      00-05 UT. Night spread F observed at all stations.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Enhancements to 45% at
      Christchurch 10-18 UT and Learmonth 11-20 UT. Night
      spread F observed at most stations.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

04 Jun 
Solar:        Very low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values. Depressions 20-45% at
      Vanimo 02-14 UT. Night spread F observed.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 30% at
      Darwin 02-04 and 19-21 UT. Night spread F observed.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Enhanced to 30% 12-18
      UT at Christchurch. Night spread F observed at
      Christchurch, Learmonth and Hobart.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      No data for Casey and Mawson since 05 UT. Near
      predicted monthly values at Scott Base with spread F
      observed throughout the reporting period.

05 Jun 
Solar:        Very low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values. Depressions to 50% at
      Vanimo 02-11 UT and to 30% at Niue 03, 21-22 UT. Night
      spread F observed at Niue.
   Northern Australian Region:
      Near predicted monthly values. Occasional depressions
      to 30%, particularly at Darwin. Night spread F observed.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Occasional depressions
      to 25% at Canberra, Hobart and Learmonth. Enhancements
      to 30% at Christchurch 11-18 UT. Night spread F
      observed at Christchurch, Hobart and Learmonth.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values. Depressions to 40%
      at Casey and Mawson 04-08 UT. Spread F observed.

2. FORECAST (06 JUNE - 12 JUNE)
Solar: Low

Geomagnetic: Quiet to unsettled conditions.

Frequencies: Near predicted monthly values. Depressions to 30%
   possible at times.

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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