[Ips-wsgr] IPS Weekly Solar and Geophysical Report (23 November 12) issued 0145 UT on 23 Nov 2012

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 23 NOVEMBER 2012, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (16 NOVEMBER - 22 NOVEMBER)
Date     16    17    18    19    20    21    22
10cm    138   135   141   134   141   140   128
AFr       5     7     4     3    10     7 (  2)
Aaus      5     9     4     5    11     5 (  3)
T       108    99   125   133   127    95   113

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

16 Nov 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 35% during local night.
   Niue Island Region:
      Enhanced by 25% during local day.
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced 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.

17 Nov 
Solar:        Low
Geomagnetic:  Quiet to unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Enhanced by 30% during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

18 Nov 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 25% 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.
      No data available 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.

19 Nov 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values 00-05 UT. No data 13-20 UT. Enhanced
      15-40% at other times.
   Niue Island Region:
      Enhanced 20-45% 00-16, 23 UT. Near predicted monthly values at other
      times.
   Northern Australian Region:
      Enhanced 20-35% 10-19 UT. Near predicted monthly values at other
      times. 
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 20% enhanced during local day.
      Enhanced to 25% during local night. Near predicted monthly values
      after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

20 Nov 
Solar:        Moderate, with an M1.7 at 1242 UT, and an M1.6 at 
              1928 UT
Geomagnetic:  Quiet to unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with enhancements to 30% 16-17 UT.
   Niue Island Region:
      Enhanced 25-45% 00-15 UT, then near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values with 20-30% enhancements 08-19 UT
      at Darwin. Enhancements of 10-20% 00-09 UT, enhanced 25-45%
      10-19 UT, then near predicted monthly values at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 25% enhanced. Most larger
      enhancements occurring 12-20 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Weak ionosphere; near predicted monthly values.

21 Nov 
Solar:        Moderate, with an M1.4 at 0658 UT, and an M3.5 at 
              1530 UT
Geomagnetic:  Quiet to unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Mostly near predicted monthly values. Enhancements 15-25% at
      Townsville 10-18 UT.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

22 Nov 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with enhancements
      to 35% 07-17 UT.
   Niue Island Region:
      Near predicted monthly values with enhancements
      to 25%, 00, 10-15, 21-23 UT.
   Northern Australian Region:
      Near predicted monthly values with enhancements
      to 55% at Darwin 07-19 UT and to 25% 11-20 UT at
      Townsville.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with enhancements
      to 30% 07-16 UT.

 
2. FORECAST (23 NOVEMBER - 29 NOVEMBER)
Solar: Moderate activity possible early in week.

Geomagnetic: Activity increasing in latter half of 23 Nov. Active
to minor storm periods 24 Nov. Activity should begin to subside on
25 Nov. Quiet to unsettled on other days.

Frequencies: MUFs near predicted monthly values to 20% enhanced.
Depressions likely after about local dawn on 23 Nov. Near predicted
monthly values with depressions to 30% at times on 24 and 25 Nov.

For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

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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