[Ips-wsgr] IPS Weekly Solar and Geophysical Report (11 April 14) issued 0154 UT on 11 Apr 2014

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 11 APRIL 2014, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (04 APRIL - 10 APRIL)
Date     04    05    06    07    08    09    10
10cm    157   142   141   140   132   131   137
AFr       5    11     3    10     4     5 (  2)
Aaus      4    10     1     7     4     4 (  1)
T       126   124   128   123   121   111   116

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

04 Apr 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 50% 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 20%.     
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

05 Apr 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Enhanced by 35% during local day.
      Enhanced by 65% during local night.
   Niue Island Region:
      Enhanced by 15%.
   Northern Australian Region:
      Mostly near predicted monthly values.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

06 Apr 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% during local day.
      Enhanced by 95% during local night.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 25% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Enhanced by 20% during local night.
      Enhanced by 25% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

07 Apr 
Solar:        Low
Geomagnetic:  Quiet to active
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values 00-07 UT. Enhanced
      25-55% 08-20 UT. Depressed 15% 21-23 UT.
   Niue Island Region:
      Enhanced 15-40% 00-10 UT. Near predicted monthly
      values 11-23 UT.
   Northern Australian Region:
      Mostly near predicted monthly values 00-17 UT.
      Enhanced 20-30% 18-23 UT. Sporadic E at Townsville
      08 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 25% enhanced. Larger
      enhancements at the higher latitudes.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% enhanced.

08 Apr 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values. Enhanced 15-20%
      01-04, 13-15, 21-22 UT.
   Niue Island Region:
      Enhanced 10-25%. Enhanced 25-50% 05-12 UT.
   Northern Australian Region:
      Near predicted monthly values. Enhanced 20-30%
      00-01, 09-13, 22-23 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 25% enhanced.
      Night spread F 14-20 UT at Hobart.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 35% enhanced.
      Depressions at Mawson after 13 UT.

09 Apr 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Near predicted monthly values to 20% enhanced.
      Enhanced 25-50% 04-09 UT.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values to 20% enhanced.
      Greater enhancements at Hobart, to 30%.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% enhanced.

10 Apr 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values 00-08 UT.
      Enhanced 20-40% 09-12. Enhanced 70-85% 13-17 UT.
      No data 18-23 UT.
   Niue Island Region:
      Near predicted monthly values with 20-40%
      enhancements 05-07, 21-23 UT. Enhancements of 45
      -60% 08-14 UT and 25-35% depressed 15-17 UT.
   Northern Australian Region:
      Near predicted monthly values. Enhancements of 20
      -45% 10-14 UT at Darwin.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 20% enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values to 30% enhanced.

 
2. FORECAST (11 APRIL - 17 APRIL)
Solar: Low with chance of M-class flares.

Geomagnetic: Quiet to unsettled conditions. Isolated active
  periods on 12-13 Apr.

Frequencies: Near predicted monthly values to 20% enhanced.


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
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