[Ips-dsgr] IPS Daily Report - 02 August 09

rwc rwc at ips.gov.au
Mon Aug 3 09:30:21 EST 2009


SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 02/2330Z AUGUST 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 02 AUGUST AND FORECAST FOR 03 AUGUST - 05 AUGUST
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity 02 Aug:  Very low

Flares: None

Observed 10.7 cm flux/Equivalent Sunspot Number for 02 Aug:  68/2

1B. SOLAR FORECAST
             03 Aug             04 Aug             05 Aug
Activity     Very low           Very low           Very low
Fadeouts     None expected      None expected      None expected
10.7cm/SSN    68/2               68/2               68/2

COMMENT: The visible disc is spotless. The solar wind speed mostly 
remained below 390 km/s. 

-----------------------------------------------------------
2A. MAGNETIC SUMMARY

Geomagnetic field for Australian Region 02 Aug: Quiet 

Estimated Indices 02 Aug :  A   K           
   Australian Region       2   11110012
      Darwin               2   11100012
      Townsville           5   12211122
      Learmonth            3   12110012
      Camden               1   01000002
      Canberra             0   00000001
      Hobart               2   11110012
      Casey(Ant)           4   22211111
    
Observed Regional daily pc3 Indices 02 Aug : 
      Darwin               0   (Quiet)
      Townsville           0   (Quiet)
      Learmonth            0   (Quiet)
      Alice_Springs        0   (Quiet)
      Gnangara             2   (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 and have been shown to be
well correlated with rejection of high resolution aeromagnetic
survey flight-line data. 

NOTE: Indices may have been generated from data obtained in 
cooperation with the following organisations: Geoscience Australia, 
University of Newcastle Space Physics Group, Australian Government 
Antarctic Division and Space Environment Research Center, Japan.

Estimated AFr/Ap Indices 02 Aug : A 
           Fredericksburg         2
           Planetary              5                         

Observed AFr/Ap Indices 01 Aug :  A   K
           Fredericksburg         3
           Planetary              4   1111 2202     

2B. MAGNETIC FORECAST 
Date      Ap    Conditions
03 Aug     5    Quiet 
04 Aug     5    Quiet 
05 Aug     5    Quiet 

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

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
03 Aug      Normal         Normal         Normal
04 Aug      Normal         Normal         Normal
05 Aug      Normal         Normal         Normal

-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY

Date   T index
02 Aug     4

Observed Australian Regional MUFs
   Equatorial PNG/Niue Region:
      Near predicted monthly values with depressions to
      25% 03, 15-17 and 21-23 UT. Night spread F observed.
      No Vanimo data.
   Northern Australian Region:
      Near predicted monthly values. Depressions to 40%
      observed at Cocos Is 04-12 UT and to 30% at Darwin
      02-06 and 19-21 UT. Enhancements to 30% at Townsville
      17-20 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Enhancements to 40%
      observed mostly between 10-21 UT. Depressions of
      15-30% observed Learmonth over the 24 hours.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

Predicted Monthly T index for August:   7

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
03 Aug     0    Near predicted monthly values to 30% depressed. 
04 Aug     0    Near predicted monthly values to 30% depressed. 
05 Aug     0    Near predicted monthly values to 30% depressed. 

-----------------------------------------------------------
5. SPACE ENVIRONMENT SUMMARY

GOES satellite data for 01 Aug
       Daily Proton Fluence >1 MeV:   2.7E+06
       Daily Proton Fluence >10 MeV:  2.0E+04
       Daily Electron Fluence >2 MeV: 2.80E+06   (normal fluence)   
Electron Fluence Daily Deep Dielectric Discharge Probability: 1%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
       X-ray background: A1.0

ACE Satellite Solar Wind Day Averaged Data for 01 Aug
Speed: 412 km/sec  Density:    3.0 p/cc  Temp:    77800 K  Bz:   1 nT

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