[Ips-dsgr] IPS Daily Report - 10 July 01

rwc rwc at ips.gov.au
Wed Jul 11 09:29:45 EST 2001


SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 10/2330Z JULY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 10 JULY AND FORECAST FOR 11 JULY - 13 JULY
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity 10 Jul:  Very low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 10 Jul: 130/84

GOES satellite data for 09 Jul
       Daily Proton Fluence >1 MeV:   6.6E+04
       Daily Proton Fluence >10 MeV:  1.1E+04
       Daily Electron Fluence >2 MeV: 2.00E+06 (normal)
       X-ray background: B7.3
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

1B. SOLAR FORECAST
             11 Jul             12 Jul             13 Jul
Activity     Low                Low                Low
Fadeouts     None expected      None expected      None expected
10.7cm/SSN   135/89             140/94             140/94

COMMENT: The north-south component of the interplanetary magnetic 
field was southward 5nT for much of the UT day. Solar regions 
remained relatively quiet. 
-----------------------------------------------------------
2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 10 Jul: Quiet to Unsettled 

Estimated Indices 10 Jul :  A   K           
   Australian Region       7   1212 3222
      Darwin               5   1212 2222
      Townsville           3   1101 2112
      Learmonth            9   1223 3233
      Canberra             7   0213 3223
      Hobart               7   0213 3222
    
Observed Regional daily pc3 Indices 10 JUL : 
      Darwin               0   (Quiet)
      Townsville           0   (Quiet)
      Learmonth            0   (Quiet)
      Canberra             2   (Quiet)
      Hobart               0   (Quiet)

Estimated AFr/Ap Indices 10 Jul : A 
           Fredericksburg         8
           Planetary              8                         

Observed AFr/Ap Indices 09 Jul :  A   K
           Fredericksburg         7
           Planetary             11   4312 2322     

2B. MAGNETIC FORECAST 
Date      Ap    Conditions
11 Jul     9    Quiet to Unsettled 
12 Jul     9    Quiet to Unsettled 
13 Jul     7    Quiet 

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

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
11 Jul      Normal         Normal         Normal-Fair
12 Jul      Normal         Normal         Normal-Fair
13 Jul      Normal         Normal         Normal
COMMENT: Mild degradation at high latitudes, local night hours, 
due to mildy southward IMF. 
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date   T index
10 Jul   106

Observed Australian Regional MUFs
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
      Spread F observed local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.
      Spread F observed.


Predicted Monthly T index for July: 115

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
11 Jul   120    near predicted monthly values 
12 Jul   120    near predicted monthly values 
13 Jul   120    near predicted monthly values 
COMMENT: Mild degradation local night hours next few days southern 
Aus/NZ region, associated with southward IMF. 

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 




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