[Ips-wsgr] IPS Weekly Solar and Geophysical Report (26 November 10)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 26 NOVEMBER 2010, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (19 NOVEMBER - 25 NOVEMBER)
Date     19    20    21    22    23    24    25
10cm     84    80    78    75    75    76    78
AFr       2     2     2     4     7     3 (  3)
Aaus      3     5     5     8    10     7 (  5)
T        14    39    19     7    -6     3     3

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

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

20 Nov 
Solar:        very low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Enhanced by 15% during local day,
      Near predicted monthly values 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.

21 Nov 
Solar:        very low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island 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 over the UT day.

22 Nov 
Solar:        very low
Geomagnetic:  Mostly quiet with isolated unsettled periods. 
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day,
      Enhanced by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly valus to depressed by 15%.

23 Nov 
Solar:        very low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Cocos Island Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Depressed by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Depressed by 20% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

24 Nov 
Solar:        very low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Mostly near predicted monthly values,
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

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

 
2. FORECAST (26 NOVEMBER - 02 DECEMBER)
Solar: 
Very low

Geomagnetic:  
Mostly quiet conditions. 

Frequencies:  
MUFs near predicted monthly values with the possibility of 
sustained periods of minor to mild MUF depressions due to 
continued very low levels of solar activity. 

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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