[Ips-wsgr] IPS Weekly Solar and Geophysical Report (13 July 12) issued 0205 UT on 13 Jul 2012

Fri Jul 13 12:05:18 EST 2012

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 13 JULY 2012, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (06 JULY - 12 JULY)
Date     06    07    08    09    10    11    12
10cm    158   158   178   174   173   162   165
AFr      14     8    15    29    15    10  (  9)
Aaus     10     5     8    16     8     7  (  7)
T        75    75    63    90    70    68    77

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

06 Jul 
Solar:        High, with an M2.9 at 0140UT, an M1.0 at 0252UT, 
              an M1.5 at 0824UT, an M1.8 at 1029UT, an M1.2 at 
              1330UT, an M1.3 at 1856UT, and an X1.1 at 2308UT
Geomagnetic:  Quiet to Active
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values. Depressions 20-30%
      00, 13-20, 23 UT.
   Niue Island Region:
      Near predicted monthly values. Depressions 15-25%
       01-02, 13-14 UT.
   Northern Australian Region:
      Near predicted monthly values with 25-35% depressions
      10, 13-15, 17-19 UT at Darwin and 20-25% depressions
      08-09, 14 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with occasional
      depressions to 30%.

07 Jul 
Solar:        High, with an X1.1 at 2308UT, an M1.2 at 0316UT, 
              an M1.0 at 0830UT, and an M2.6 at 1103UT
Geomagnetic:  Quiet to unsettled
Frequencies:  
   Cocos Island Region:
      Enhanced 20-55% 03-12 UT. Depressed 20-30% 01,
      14-17, 22-23 UT. Near predicted monthly values at
      other times. Sporadic E 16-22 UT.
   Niue Island Region:
      Near predicted monthly values with 15-30% depressions
      10-15 UT.
   Northern Australian Region:
      Near predicted monthly values with 15-35% depressions
      00-02, 09-16, 19-21 UT at Darwin and 15-20%
      depressions 01-02, 09-12, 15, 23 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with 15-30% depressions
      11-14 UT at Perth and Learmonth.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Mostly near predicted monthly values.

08 Jul 
Solar:        High, with an M1.3 at 0546UT, an M1.1 at 0953UT, 
              an M1.4 at 1210UT, and an M6.9 at 1632UT
Geomagnetic:  Quiet to unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      No data available during local night.
      Depressed by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      No data available 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.
      No data available during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

09 Jul 
Solar:        Moderate, with an M1.1 at 2307UT
Geomagnetic:  Quiet to Active
Frequencies:  
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 40% during local night.
      Depressed by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Spread-F at Hobart local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Generally weak ionosphere over the UT day.

10 Jul 
Solar:        Moderate, with an M1.1 at 2307UT, an M1.7 at 0515UT, 
              and an M2.1 at 0627UT
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed by 35% during local night.
   Niue Island Region:
      Mostly near predicted monthly values.
      No data after 17UT.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Depressed by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

11 Jul 
Solar:        Low
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day.
      Depressed 30% 14-21UT. Strong sporadic-E around
      local dawn.
   Niue Island Region:
      Enhanced by 20% during local day.
      Depressed to 30% 09-10, 14-16, 23UT.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Darwin depressed to 30% 15-18UT. Periods of 
      sporadic-E around local dawn. Other stations
      depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Depressed by 25% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Generally poor ionospheric support over the 
      UT day.

12 Jul 
Solar:        High, with an X1.4 at 1653UT
Geomagnetic:  Quiet to Unsettled
Frequencies:  
   Cocos Island Region:
      Enhanced by 20% at times during local day.
      Depressed by 25% during local night and after
      local dawn.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values to enhanced 20%
      during local day.
      Depressed by 30% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
      Hobart spread-F 10-12 and 16-21UT. Sporadic-E
      12-15UT. Perth mild spread-F local dawn. 
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Generally weak ionospheric support over the UT day.

2. FORECAST (13 JULY - 19 JULY)
Solar: 
Moderate activity early in week.

Geomagnetic:  
Quiet to unsettled conditions. Chance of active to minor storm
periods early in the week. 

Frequencies:  
MUFs near predicted monthly values. Night-time MUF depressions
possible Equatorial/Aus regions.

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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