[Ips-dsgr] IPS Daily Report - 17 June 01

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SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 17/2330Z JUNE 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 17 JUNE AND FORECAST FOR 18 JUNE - 20 JUNE
STATUS INDICATORS SOL:** YELLOW **   MAG:GREEN     ION: GREEN
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1A. SOLAR SUMMARY
Activity 17 Jun:  Low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 17 Jun: 205/156

GOES satellite data for 16 Jun
       Daily Proton Fluence >1 MeV:   1.1E+07
       Daily Proton Fluence >10 MeV:  1.0E+06
       Daily Electron Fluence >2 MeV: 1.80E+07 (normal)
       X-ray background: C1.4
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

1B. SOLAR FORECAST
             18 Jun             19 Jun             20 Jun
Activity     Low to moderate    Low to moderate    Low to moderate
Fadeouts     Possible           Possible           Possible
10.7cm/SSN   200/152            200/152            195/147

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2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 17 Jun: Quiet 

Estimated Indices 17 Jun :  A   K           
   Australian Region       4   1112 2121
      Darwin               4   1121 2121
      Townsville           2   0011 1111
      Learmonth           10   2223 3232
      Canberra             3   0012 2111
      Hobart               3   0012 2110
    
Observed Regional daily pc3 Indices 17 JUN : 
      Darwin               0   (Quiet)
      Townsville          56   (Unsettled)
      Learmonth            0   (Quiet)
      Canberra             4   (Quiet)
      Hobart               4   (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 17 Jun : A 
           Fredericksburg        10
           Planetary             12                         

Observed AFr/Ap Indices 16 Jun :  A   K
           Fredericksburg         4
           Planetary              7   2222 2332     

2B. MAGNETIC FORECAST 
Date      Ap    Conditions
18 Jun    11    Unsettled 
19 Jun     8    Quiet to Unsettled 
20 Jun     9    Quiet to Unsettled 

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3A. GLOBAL HF PROPAGATION SUMMARY
	            Latitude Band
Date        Low            Middle         High 
17 Jun      Normal         Normal         Normal         
PCA Event : Began at 1835UT 15/06, Ended at 1240UT 16/06

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
18 Jun      Normal         Normal         Normal-Fair
19 Jun      Normal         Normal         Normal-Fair
20 Jun      Normal         Normal         Normal-Fair

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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date   T index
17 Jun   140

Observed Australian Regional MUFs
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values 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 June: 118

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
18 Jun   130    Near predicted monthly values 
19 Jun   130    Near predicted monthly values 
20 Jun   125    Near predicted monthly values 

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