[Ips-dsgr] IPS Daily Report - 10 December 01

[rwc]

SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 10/2330Z DECEMBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 10 DECEMBER AND FORECAST FOR 11 DECEMBER - 13 DECEMBER
STATUS INDICATORS SOL:** YELLOW **   MAG:GREEN     ION: GREEN
http://www.ips.gov.au/asfc/current
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1A. SOLAR SUMMARY
Activity 10 Dec:  Low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 10 Dec: 219/169

http://www.ips.gov.au/learmonth/solar     http://www.ips.gov.au/culgoora

1B. SOLAR FORECAST
             11 Dec             12 Dec             13 Dec
Activity     Low to moderate    Low to moderate    Low to moderate
Fadeouts     Possible           Possible           Possible
10.7cm/SSN   215/165            215/165            210/161

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2A. MAGNETIC SUMMARY
http://www.ips.gov.au/asfc/aus_geomag

Geomagnetic field for Australian Region 10 Dec: Quiet to Unsettled 

Estimated Indices 10 Dec :  A   K           
   Australian Region       7   2232 2112
      Darwin               4   1221 2103
      Learmonth            3   2121 1101
      Canberra             5   1222 2023
      Hobart               4   1221 2112
      Casey(Ant)          11   3342 2213
      Davis(Ant)          10   2332 3222
    
Observed Regional daily pc3 Indices 10 DEC : 
      Darwin               0   (Quiet)
      Townsville           0   (Quiet)
      Learmonth            0   (Quiet)
      Canberra            13   (Quiet)
      Hobart               8   (Quiet)
Pc3 pulsations are high frequency (10-45 second period) variations 
of the Earths magnetic field. Daily pc3 indices are the daily sum 
of 20 minute pc3 indices for that station.

Estimated AFr/Ap Indices 10 Dec : A 
           Fredericksburg         5
           Planetary              6                         

Observed AFr/Ap Indices 09 Dec :  A   K
           Fredericksburg         1
           Planetary              3   2001 1121     


2B. MAGNETIC FORECAST 
Date      Ap    Conditions
11 Dec     6    Quiet 
12 Dec     7    Quiet 
13 Dec     6    Quiet 
COMMENT: Quiet conditions are expected. 

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3A. GLOBAL HF PROPAGATION SUMMARY
	            Latitude Band
Date        Low            Middle         High 
10 Dec      Normal         Normal         Normal
PCA Event : No event.

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
11 Dec      Normal         Normal         Normal
12 Dec      Normal         Normal         Normal
13 Dec      Normal         Normal         Normal

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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY

http://www.ips.gov.au/asfc/aus_hf

Date   T index
10 Dec   166

Observed Australian Regional MUFs
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Enhanced by 15% during local night.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 20% during local night.
     Enhanced by 15% after local dawn.
  Southern Australian and New Zealand Region:
     Enhanced by 15% during local day,
     Enhanced by 25% during local night.
     Enhanced by 15% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 20% over the UT day.


Predicted Monthly T index for December: 109

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
11 Dec   135    Near to 15% above predicted monthly values 
12 Dec   135    Near to 15% above predicted monthly values 
13 Dec   135    Near to 15% above predicted monthly values 

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5. SPACE ENVIRONMENT SUMMARY

GOES satellite data for 09 Dec
       Daily Proton Fluence >1 MeV:   5.4E+04
       Daily Proton Fluence >10 MeV:  1.1E+04
       Daily Electron Fluence >2 MeV: 2.10E+06 (normal)
       X-ray background: C1.5
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

ACE Satellite Solar Wind Day Averaged Data for 09 Dec
Speed: 389 km/sec  Density:    2.5 p/cc  Temp:    61600 K  Bz:   2 nT
http://sec.noaa.gov/ace/MAG_SWEPAM_24h.html

(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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IPS Radio and Space Services      | email: asfc at ips.gov.au
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