[Ips-wsgr] IPS Weekly Solar and Geophysical Report (24 August 01)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 24 AUGUST 2001, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (17 AUGUST - 23 AUGUST)
Date     17    18    19    20    21    22    23
10cm    145   156   158   156   160   162   170
AFr      27    13     8     6    12    14 (  9)
Aaus     24    10     9     4     8    12 (  4)
T       109   118   115   106   120   119   119

Solar:        Solar flare activity
Geomagnetic:  Geomagnetic activity observed for Australian Region.
Frequencies:  Australian Ionospheric F2 critical frequencies

17 Aug 
Solar:        very low
Geomagnetic:  Quiet to Minor Storm 
Frequencies:  
   Equatorial PNG Region:
     Enhanced by 20% during local day,
     Enhanced by 45% 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:
     Mostly near predicted monthly values,
     Depressed by 15% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 20% over the UT day.


18 Aug 
Solar:        very low
Geomagnetic:  Quiet to Active 
Frequencies:  
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Enhanced by 40% during local night.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 15% during local night.
     Enhanced by 15% after local dawn.
  Southern Australian and New Zealand Region:
     Near predicted monthly values.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.


19 Aug 
Solar:        very low
Geomagnetic:  Quiet to Active 
Frequencies:  
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 45% during local night.
      Enhanced by 35% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.


20 Aug 
Solar:        low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 25% over the UT day.


21 Aug 
Solar:        moderate, with an M1 at 2157UT
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Equatorial PNG Region:
      Enhanced by 25% during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
      Depressed by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 15% over the UT day.


22 Aug 
Solar:        moderate, with an M1 at 1216UT
Geomagnetic:  Quiet to Active 
Frequencies:  
   Equatorial PNG Region:
      Enhanced by 20% during local day,
      Enhanced by 50% during local night.
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 15% over the UT day.


23 Aug 
Solar:        low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
near predicted monthly values


 
2. FORECAST (24 AUGUST - 30 AUGUST)
Solar: Moderate

Geomagnetic:  Mostly Quiet to Unsettled with Unsettled to Active intervals
possible.

Frequencies:  Near predicted monthly values. SWFs probable during the week.

PEASE NOTE: 
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

IPS Radio and Space Services      | email: asfc at ips.gov.au
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