[Ips-wsgr] IPS Weekly Solar and Geophysical Report (28 February 14) issued 0152 UT on 28 Feb 2014

rwc rwc at ips.gov.au
Fri Feb 28 12:52:44 EST 2014


SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 28 FEBRUARY 2014, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (21 FEBRUARY - 27 FEBRUARY)
Date     21    22    23    24    25    26    27
10cm    157   163   172   171   174   178   176
AFr       9    11    12     5     3     3 ( 11)
Aaus      6     8    17     4     3     1 ( 17)
T        82    90   100   110   116   132   143

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

21 Feb 
Solar:        low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
  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):
      Depressed by 15% over the UT day.

22 Feb 
Solar:        low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Northern Australian Region:
      Enhanced by 25% 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.

23 Feb 
Solar:        moderate, with an M1.1 at 0614UT
Geomagnetic:  Quiet to Active
In the IPS magnetometer data for 23 Feb, a weak (13nT) impulse 
was observed at 0704UT and a weak (6nT) impulse was observed 
at 1829UT.
Frequencies:  
   Northern Australian Region:
      Enhanced by 20% 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.

24 Feb 
Solar:        moderate, with an M1.2 at 1117UT, and an M1.3 at 
              1205UT
Geomagnetic:  Quiet
Frequencies:  
  Northern Australian Region:
      Enhanced by 20% during local day.
      Enhanced by 25% 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.

25 Feb 
Solar:        high, with an X5.0 at 0049UT
Geomagnetic:  Quiet to Unsettled
Frequencies:  
  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 15% during local night.
      Enhanced by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.
      Proton event in progress, increased absorption observed.

26 Feb 
Solar:        moderate, with an M1.1 at 1501UT
Geomagnetic:  Quiet
Frequencies:  
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Enhanced by 25% during local night.
      Enhanced by 30% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.
      Proton event in progress, increased absorption observed.

27 Feb 
Solar:        low
Geomagnetic:  Quiet to Minor Storm
In the IPS magnetometer data for 27 Feb, a weak (17nT) impulse 
was observed at 1651UT.
Frequencies:  
   Northern Australian Region:
      Enhanced by 15% during local day.
      Enhanced by 45% during local night.
      Enhanced by 25% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 30% during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 30% over the UT day.
      Proton event in progress, increased absorption observed.

 
2. FORECAST (28 FEBRUARY - 06 MARCH)
Solar: 
Moderate activity early in week.

Geomagnetic:  
Quiet to Unsettled conditions.

Frequencies:  
MUFs 10-25% above predicted monthly values.


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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