[Ips-dsgr] IPS Daily Report - 16 June 06

rwc rwc at ips.gov.au
Sat Jun 17 09:07:57 EST 2006


SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 16/2330Z JUNE 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 16 JUNE AND FORECAST FOR 17 JUNE - 19 JUNE
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
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1A. SOLAR SUMMARY
Activity 16 Jun:  Low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 16 Jun:  75/13


1B. SOLAR FORECAST
             17 Jun             18 Jun             19 Jun
Activity     Very low           Very low           Very low
Fadeouts     None expected      None expected      None expected
10.7cm/SSN    75/13              80/20              80/20

COMMENT: Expect solar activity to be very low for the next three 
days. SOHO ACE shows the solar wind steadily decreasing to 510 
km/s as the coronal hole moves from it geoeffective location. 
The Bz component of the interplanetary magnetic field flucuated 
between +/- 5 nT and is presently -2 nT. 

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2A. MAGNETIC SUMMARY

Geomagnetic field for Australian Region 16 Jun: Quiet 

Estimated Indices 16 Jun :  A   K           
   Australian Region       7   22222222
      Darwin               6   22222121
      Learmonth            7   22222132
      Culgoora             6   22212222
      Camden               9   32222223
      Canberra             8   23222222
      Hobart               7   22312222
      Casey(Ant)          11   33321233
    
Observed Regional daily pc3 Indices 16 Jun : 
      Canberra            51   (Unsettled)
      Learmonth            2   (Quiet)
      Culgoora            25   (Quiet to unsettled)
      Hobart              53   (Unsettled)
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 16 Jun : A 
           Fredericksburg        10
           Planetary             12                         

Observed AFr/Ap Indices 15 Jun :  A   K
           Fredericksburg        17
           Planetary             28   2455 3334     


2B. MAGNETIC FORECAST 
Date      Ap    Conditions
17 Jun     8    Quiet to Unsettled 
18 Jun     6    Quiet 
19 Jun     6    Quiet 

COMMENT: Expect the geomagnetic activity to be unsettled to quiet 
over the next three days as coronal hole moves westward. 

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

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

COMMENT: Expect normal HF conditions for the next three days. 
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY


Date   T index
16 Jun    23

Observed Australian Regional MUFs
   Equatorial PNG/Niue Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values. 

Predicted Monthly T index for June:  15

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
17 Jun    20    near predicted monthly values 
18 Jun    18    near predicted monthly values 
19 Jun    16    near predicted monthly values 

COMMENT: HF conditions are expected to remain normal in the Aus/NZ 
regions for the next three days. 
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5. SPACE ENVIRONMENT SUMMARY

GOES satellite data for 15 Jun
       Daily Proton Fluence >1 MeV:   1.1E+06
       Daily Proton Fluence >10 MeV:  1.5E+04
       Daily Electron Fluence >2 MeV: 5.40E+07 (normal fluence)  
Electron Fluence Daily Deep Dielectric Discharge Probability: 7%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
       X-ray background: A9.3

ACE Satellite Solar Wind Day Averaged Data for 15 Jun
Speed: 566 km/sec  Density:    3.3 p/cc  Temp:   373000 K  Bz:   0 nT

(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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