[Ips-wsgr] IPS Weekly Solar and Geophysical Report (21 October 11) issued 0147 UT on 21 Oct 2011

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 21 OCTOBER 2011, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (14 OCTOBER - 20 OCTOBER)
Date     14    15    16    17    18    19    20
10cm    136   138   151   153   147   147   159
AFr       1     4     7     2     5     5 (  4)
Aaus      1     8     6     2     2     4 (  4)
T        92    97   103   107   118   113   100

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

14 Oct 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day,
      Enhanced by 40% during local night.
   Niue Island Region:
      Enhanced by 30% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 15% over the UT day.

15 Oct 
Solar:        low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day,
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

16 Oct 
Solar:        low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Niue Island Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

17 Oct 
Solar:        low
Geomagnetic:  Mostly Quiet to Unsettled with isolated Active 
              periods. 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Enhanced by 45% during local night.
   Niue Island Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 40% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

18 Oct 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day,
      Enhanced by 30% during local night.
   Niue Island Region:
      Enhanced by 35% during local day,
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 45% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 25% during local day,
      Enhanced by 30% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

19 Oct 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day,
      Enhanced by 25% during local night.
   Niue Island Region:
      Enhanced by 30% during local day,
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 25% during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

20 Oct 
Solar:        moderate, with an   M1.6 at 0327UT 
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Enhanced by 45% during local day,
      No data available during local night.
   Niue Island Region:
      Enhanced by 15% during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 45% 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):
      Near predicted monthly values over the UT day.

 
2. FORECAST (21 OCTOBER - 27 OCTOBER)
Solar: 
Low

Geomagnetic:  
Mostly quiet, unsettled possible on 26 October.

Frequencies:  
briefly depressed after local dawn on 26 Oct
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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