[Ips-wsgr] IPS Weekly Solar and Geophysical Report (10 June 11)

rwc rwc at ips.gov.au
Fri Jun 10 11:55:43 EST 2011


SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 10 JUNE 2011, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (03 JUNE - 09 JUNE)
Date     03    04    05    06    07    08    09
10cm    107   103   103   100    96    90    88
AFr       3    11    20     5     8     9  ( 12)
Aaus      1     6    19     4     6     6  (  6)
T        48    46    75    62    51    58    50

Solar:        Solar flare activity
Geomagnetic:  Geomagnetic activity observed for Australian region.
Frequencies:  Australian ionospheric F2 critical frequencies

03 Jun 
Solar:        Low
Geomagnetic:  Quiet 

Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with depressions to 35%
      14-16 UT.
   Niue Island Region:
      Near predicted monthly values with depressions to 25%
      07-11 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 40%
      11-17 UT. No Townsville data.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Depressions to 30%
      10-14 UT at Hobart.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

04 Jun 
Solar:        Very low
Geomagnetic:  Quiet to active 

Frequencies:  
   No data for all stations after 2045 UT.
   Cocos Island Region:
      Near predicted monthly values to 45% enhanced.
      Depressed 25% at 2045 UT.
   Niue Island Region:
      Near predicted monthly values with depressions to 35%
      08-09 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 25%
      12-17 UT. No data from Townsville.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values. Depressions to
      25% observed at Christchurch and Hobart 09-17 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values. Enhancements to 30%
      observed 00-07 UT. Depressions to 30% observed 11-13
      UT.

05 Jun 
Solar:        Very low
Geomagnetic:  Quiet to Minor Storm 
A weak (16nT) impulse was observed in the IPS magnetometer data at
0533UT on 05 Jun.
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Niue Island Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Macquarie Island: Near predicted monthly values for the UT day.
      Casey: Depressed by ~50% from 04-09UT.
      

06 Jun 
Solar:        Low
Geomagnetic:  Quiet 

Frequencies:  
   Cocos Island Region:
      Enhanced by 20-50% during local day,
      Depressed by up to 20% during local night.
   Niue Island Region:
      Depressed by 20% between 05-13UT,
      Near predicted monthly values at other times. 
   Northern Australian Region:
      Near predicted monthly values during local day,
      Depressed by up to 30% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 25% over the UT day.

07 Jun 
Solar:        Moderate, with an   M2.4 at 0634UT 
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
   Niue Island Region:
      Depressed by up to 30% between 07-12UT, 
      Near predicted monthly values at other times.
   Northern Australian Region:
      Variable conditions around monthly values,
      Some depressions of up to 30% at times.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.
      Proton event in progress, increased absorption observed.

08 Jun 
Solar:        Very low
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressions of up to 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressions of up to 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

09 Jun 
Solar:        Low
Geomagnetic:  Quiet 

Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 20% over the UT day.

 
2. FORECAST (10 JUNE - 16 JUNE)
Solar: 
Low

Geomagnetic:  
Active on 10 Jun.
Quiet to unsettled on other days.

Frequencies:  
Briefly depressed after local dawn on 10 Jun
MUFs near predicted monthly values on other days.

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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