[Ips-wsgr] IPS Weekly Solar and Geophysical Report (21 February 14) issued 0148 UT on 21 Feb 2014

rwc rwc at ips.gov.au
Fri Feb 21 12:48:48 EST 2014


SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 21 FEBRUARY 2014, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (14 FEBRUARY - 20 FEBRUARY)
Date     14    15    16    17    18    19    20
10cm    167   162   154   152   151   158   156
AFr       4     7    14     4     6    30 ( 25)
Aaus      5    13    20     3     6    19 ( 20)
T       138   135   132    84   108   113    83

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

14 Feb 
Solar:        Moderate, with an M2.3 at 0257UT, an M1.6 at 1240UT, 
              an M1.1 at 1329UT, and an M1.0 at 1639UT
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Enhanced by 25% during local day.
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 25% during local day.
      Enhanced by 30% during local night.
      Enhanced by 40% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

15 Feb 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
In the IPS magnetometer data for 15 Feb, a weak (13nT) impulse 
was observed at 1318UT.
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Enhanced by 15% during local day.
      No data available during local night.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 25% during local day.
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 20% over the UT day.

16 Feb 
Solar:        Moderate, with an M1.2 at 0926UT
Geomagnetic:  Quiet to Active
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Enhanced by 25% during local day.
      Enhanced by 30% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 30% during local day.
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

17 Feb 
Solar:        Low
Geomagnetic:  Quiet
Frequencies:  
   Cocos Island Region:
      No data available
   Niue Island Region:
      No data available 
   Northern Australian Region:
      Depressed by 30% during local day.
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

18 Feb 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      No data available 
   Niue Island Region:
      No data available 
   Northern Australian Region:
      Mostly near predicted monthly values.
      Enhanced by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

19 Feb 
Solar:        Low
Geomagnetic:  Quiet to Minor Storm
In the IPS magnetometer data for 19 Feb, a weak (9nT) impulse 
was observed at 0348UT.
Frequencies:  
   Cocos Island Region:
      No data available.
   Niue Island Region:
      No data available.
   Northern Australian Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Enhanced by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day.
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

20 Feb 
Solar:        Moderate, with an M3.0 at 0802UT
Geomagnetic:  Quiet to Minor Storm
Frequencies:  
   Cocos Island Region:
      No data available 
   Niue Island Region:
      No data available 
   Northern Australian Region:
      Enhanced by 15% during local day.
      Near predicted monthly values during local night.
   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.

 
2. FORECAST (21 FEBRUARY - 27 FEBRUARY)
Solar: Low to Moderate activity for the forecast week.

Geomagnetic:  Active on 21-22 Feb. Possible Active conditions for 23 Feb.  
Expecting Quiet to Unsettled on other days, dependent upon CME activity 
early in the forecast week.

Frequencies: Briefly depressed after local dawn on 21-22 Feb
MUFs expected to be enhanced to 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, 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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