[Ips-dsgr] IPS Daily Report - 23 February 01

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SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 23/2330Z FEBRUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 23 FEBRUARY AND FORECAST FOR 24 FEBRUARY - 26 FEBRUARY
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
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1A. SOLAR SUMMARY
Activity 23 Feb:  Low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 23 Feb: 145/99

GOES satellite data for 22 Feb
       Daily Proton Fluence >1 MeV:   9.9E+04
       Daily Proton Fluence >10 MeV:  1.1E+04
       Daily Electron Fluence >2 MeV: 8.20E+05 (normal)
       X-ray background: B3.9
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

1B. SOLAR FORECAST
             24 Feb             25 Feb             26 Feb
Activity     Low                Low                Low
Fadeouts     None expected      None expected      None expected
10.7cm/SSN   145/99             145/99             140/94

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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 23 Feb: Quiet to Active 

Estimated Indices 23 Feb :  A   K           
   Australian Region       12   2422 3322
      Darwin               11   3322 3323
      Townsville           10   2322 3322
      Learmonth            11   3-22 3323
      Canberra             13   24-3 3312
      Hobart               13   2433 3312
    
Observed Regional daily pc3 Indices 23 FEB : 
      Darwin                0   (Quiet)
      Townsville            0   (Quiet)
      Learmonth             0   (Quiet)
      Canberra             14   (Quiet)
      Hobart               14   (Quiet)

Estimated AFr/Ap Indices 23 Feb : A 
           Fredericksburg        10
           Planetary             12                         

Observed AFr/Ap Indices 22 Feb :  A   K
           Fredericksburg         7
           Planetary              6   0032 1223     
2B. MAGNETIC FORECAST 
Date      Ap    Conditions
24 Feb    10    Quiet to Unsettled 
25 Feb     6    Quiet 
26 Feb     7    Quiet 

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3A. GLOBAL HF PROPAGATION SUMMARY
	            Latitude Band
Date        Low            Middle         High 
23 Feb      Normal         Normal         Normal-Fair
PCA Event : No event.

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
24 Feb      Normal         Normal         Normal-Fair
25 Feb      Normal         Normal         Normal
26 Feb      Normal         Normal         Normal

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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date   T index
23 Feb   149

Observed Australian Regional MUFs
   Equatorial PNG Region:
     No data available during local day,
     No data available 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.


Predicted Monthly T index for February: 116

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
24 Feb   130    Near predicted monthly values 
25 Feb   130    Near predicted monthly values 
26 Feb   130    Near predicted monthly values 


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