[Ips-dsgr] IPS Daily Report - 22 February 01

[rwc]

SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 22/2330Z FEBRUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 22 FEBRUARY AND FORECAST FOR 23 FEBRUARY - 25 FEBRUARY
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity 22 Feb:  Low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 22 Feb: 146/100

GOES satellite data for 21 Feb
       Daily Proton Fluence >1 MeV:   5.0E+04
       Daily Proton Fluence >10 MeV:  1.1E+04
       Daily Electron Fluence >2 MeV: 5.90E+05 (normal)
       X-ray background: B3.5
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

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



-----------------------------------------------------------
2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 22 Feb: Quiet 

Estimated Indices 22 Feb :  A   K           
   Australian Region        5   2222 1212
      Darwin                4   2121 1112
      Townsville            4   1121 1213
      Learmonth             8   3222 2222
      Canberra              5   2222 1211
      Hobart                5   2222 1211
    
Observed Regional daily pc3 Indices 22 FEB : 
      Darwin                0   (Quiet)
      Townsville            0   (Quiet)
      Learmonth             0   (Quiet)
      Canberra              0   (Quiet)
      Hobart                0   (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 22 Feb : A 
           Fredericksburg         6
           Planetary              6                         

Observed AFr/Ap Indices 21 Feb :  A   K
           Fredericksburg         6
           Planetary              6   2112 3222     


2B. MAGNETIC FORECAST 
Date      Ap    Conditions
23 Feb     4    Quiet 
24 Feb     4    Quiet 
25 Feb     3    Quiet 

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

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

-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date   T index
22 Feb   150

Observed Australian Regional MUFs
   Equatorial PNG Region:
     No data available during local day,
     No data available during local night.
  Northern Australian Region:
     Mostly near predicted monthly values,
     Enhanced by 20% after local dawn.
  Southern Australian and New Zealand Region:
     Enhanced by 15% during local day,
     Enhanced by 20% during local night.
     Enhanced by 20% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 15% over the UT day.


Predicted Monthly T index for February: 116

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


IPS Radio and Space Services      | email: asfc at ips.gov.au
PO Box 1386                       | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au/users/asfc/ 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060