[Ips-wsgr] IPS Weekly Solar and Geophysical Report (18 November 05)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 18 NOVEMBER 2005, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (11 NOVEMBER - 17 NOVEMBER)
Date     11    12    13    14    15    16    17
10cm     79    83    88    92   100    94   101
AFr       3     7    12     7     5     1  (  5)
Aaus      7     7     8     8     7     4  (  2)
T        19    23     1    -6    14     2    17

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

11 Nov 
Solar:        Very low
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Depressed by 30% during local night.
  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.

12 Nov 
Solar:        Low
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Equatorial PNG Region:
     Near predicted monthly values.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 30% during local night.
  Southern Australian and New Zealand Region:
     Near predicted monthly values during local day,
     Enhanced by 20% during local night.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

13 Nov 
Solar:        Moderate, with an   M2.5 at 1451UT 
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG Region:
     Depressed by 25% during local day,
     Depressed by 35% during local night.
  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,
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.

14 Nov 
Solar:        Moderate, with an   M2.6 at 0421UT , and an   M3.9 at 1421UT
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Equatorial PNG Region:
     Depressed by 20% during local day,
     Depressed by 25% during local night.
     Depressed by 25% after local dawn.
  Northern Australian Region:
     Depressed by 15% 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):
     Depressed by 15% over the UT day.

15 Nov 
Solar:        Moderate, with an   M1.0 at 2200UT , and an   M1.4 at 1751UT
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Depressed by 15% during local night.
  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.

16 Nov 
Solar:        Low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG Region:
      Near predicted monthly values.
   Northern Australian Region:
      Slightly below predicted values local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

17 Nov 
Solar:        Low
Geomagnetic:  Quiet 

Frequencies:  
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
      Depressed by 40% after local dawn.
   Northern Australian Region:
      Mostly 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.

 
2. FORECAST (18 NOVEMBER - 24 NOVEMBER)
Solar: 
Moderate activity possible early in week.

Geomagnetic:  
Quiet to unsettled on 21 Nov.
Mostly quiet on other days.

Frequencies:  
Variable depressions possible at low latitudes.
Otherwisw MUFs mostly near predicted monthly values.

PLEASE 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.

For an explanation of some of the terms in this report, goto
http://www.ips.gov.au/1/2/1.

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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