[Ips-wsgr] IPS Weekly Solar and Geophysical Report (19 January 07)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 19 JANUARY 2007, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (12 JANUARY - 18 JANUARY)
Date     12    13    14    15    16    17    18
10cm     84    81    82    82    79    78    77
AFr       2     0     2    14     9    15 ( 12)
Aaus      6     2     5    14    13    14 ( 15)
T        26    17    21    12    30    22    11

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

12 Jan 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
     Near predicted monthly values.
  Northern Australian Region:
     Near predicted monthly values.
  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.

13 Jan 
Solar:        very low
Geomagnetic:  Quiet 
Frequencies:  
   Equatorial PNG/Niue Region:
     Near predicted monthly values.
  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.
  Antarctic Region (Casey/Scott Base/Davis/Mawson):
     Near predicted monthly values over the UT day.

14 Jan 
Solar:        very low
Geomagnetic:  Quiet 
Frequencies:  
slightly above predicted monthly values

15 Jan 
Solar:        low
Geomagnetic:  Quiet to Active 
Frequencies:  
slightly below predicted monthly values

16 Jan 
Solar:        low
Geomagnetic:  Quiet to Active 
Frequencies:  
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced 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/Davis/Mawson):
      Near predicted monthly values over the UT day.

17 Jan 
Solar:        very low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Equatorial PNG/Niue Region:
     Near predicted monthly values during local day,
     Enhanced by 30% during local night.
  Northern Australian Region:
     Enhanced by 20% 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.

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

COMMENT: Active geomagnetic periods observed 15-18 Jan due 
to coronal hole solar wind stream.
 
2. FORECAST (19 JANUARY - 25 JANUARY)
Solar: 
Low

Geomagnetic:  
Initially unsettled conditions, then quiet.

Frequencies:  
MUFs near predicted monthly values.

COMMENT: Isolated active periods possible 19-20 Jan.

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 

IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information.  The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments. Occasionally IPS sends 
email promoting IPS products and services to its mailing list customers. 
If you do not wish to receive this promotional material please email 
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"