[Ips-wsgr] IPS Weekly Solar and Geophysical Report (28 January 11)

Fri Jan 28 12:41:12 EST 2011

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 28 JANUARY 2011, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (21 JANUARY - 27 JANUARY)
Date     21    22    23    24    25    26    27
10cm     88    88    84    83    81    80    81
AFr       2     3     1     2     3     2 (  3)
Aaus      4     5     3     7     7     4 (  3)
T         2     6     5     9    -0     1     5

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

21 Jan 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with depressions to 45%
      10-22 UT.
   Niue Island Region:
      Near predicted monthly values with depressions to 45%
      06, 12-17 and 20-22 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      01, 11-22 UT. No data from Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to 25%
      01-07, 11-16 UT at Brisbane, depressions to 20% 06-09
      UT at Sydney and 01, 08-10 UT at Hobart and
      depressions to 30% 13-17 and 20-21 UT at Perth.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with depressions to 35%
      14-17 UT at Macquarie Is. and depressions to 20% 02-03,
      09-20 UT at Mawson.

22 Jan 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with depressions to 25%
      10-18 UT and to 40% 19-22 UT.
   Niue Island Region:
      Depressions 20-40% 00-04 UT. No data 05-21 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      00-01, 08-10, 14-15, 18-21 UT. No data from
      Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to 30%
      01-05, 09-19 UT at Brisbane, 01-05, 08, 11-16 UT at
      Norfolk Is. and 21 UT at Perth. Depressions to 20%
      04-12, 13-16 UT at Canberra, 04-05, 10-16 UT at Sydney,
      and 05-08, 13-15 UT at Hobart.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

23 Jan 
Solar:        very low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values with depressions to 40%
      01-02, and 15-22 UT.
   Niue Island Region:
      Near predicted monthly values with depressions to 30%
      00-07, 10-13 UT and to 35% 20-21 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      01-02, 10-15 and 17-21 UT. No Townsville data.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with depressions to 25%
      00-08 UT at Brisbane, Norfolk Is. and Perth.
      Depressions to 20% 12-17 and 20-21 UT at Norfolk Is.,
      Perth and 23 UT at Brisbane. No Hobart data.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values with depressions to 25%
      19-22 UT at Mawson.

24 Jan 
Solar:        low
Geomagnetic:  Mostly quiet with isolated unsettled periods. 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Depressed by 25% during local day,
      Depressed by 15% during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

25 Jan 
Solar:        very low
Geomagnetic:  Mostly quiet with isolated unsettled periods. 
Frequencies:  
   Cocos Island Region:
      Near predicted monthly values during local day,
      No data available during local night.
   Niue Island Region:
      Mostly near predicted monthly values,
      Depressed by 25% after local dawn.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Depressed by 20% during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 20% over the UT day.

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

27 Jan 
Solar:        low
Geomagnetic:  Quiet 
Frequencies:  
   Cocos Island Region:
      Depressed by 15% during local day,
      Depressed by 35% during local night.
   Niue Island Region:
      Near predicted monthly values during local day,
      Depressed by 20% 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 during local day,
      Depressed by 20% during local night.
      Depressed by 20% after local dawn.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

2. FORECAST (28 JANUARY - 03 FEBRUARY)
Solar:
Very low to low

Geomagnetic:  
Mostly quiet isolated unsettled periods possilbe. 

Frequencies:  
MUFs near predicted monthly values to depressed upto around 20%.

For an explanation of some of the terms in this report, go to
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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