[Ips-dsgr] IPS Daily Report - 25 June 02

[rwc]

SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 25/2330Z JUNE 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 25 JUNE AND FORECAST FOR 26 JUNE - 28 JUNE
STATUS INDICATORS SOL:GREEN   MAG:GREEN     ION: GREEN
http://www.ips.gov.au/asfc/current
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1A. SOLAR SUMMARY
Activity 25 Jun:  Very low

Flares: none.

Observed 10.7 cm flux/Equivalent Sunspot Number for 25 Jun: 145/99

http://www.ips.gov.au/learmonth/solar     http://www.ips.gov.au/culgoora

1B. SOLAR FORECAST
             26 Jun             27 Jun             28 Jun
Activity     Low                Low                Low
Fadeouts     None expected      None expected      None expected
10.7cm/SSN   145/99             145/99             145/99
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2A. MAGNETIC SUMMARY
http://www.ips.gov.au/asfc/aus_geomag

Geomagnetic field for Australian Region 25 Jun: Quiet 

Estimated Indices 25 Jun :  A   K           
   Australian Region       5   2212 2122
      Darwin               7   2222 2222
      Townsville           5   2212 2112
      Learmonth            4   1211 2122
      Canberra             5   2212 2112
      Hobart               4   1202 2111
      Casey(Ant)           8   3322 2122
      Davis(Ant)          10   33-2 22--
    
Observed Regional daily pc3 Indices 25 JUN : 
      Townsville           0   (Quiet)
      Learmonth            0   (Quiet)
      Canberra            22   (Quiet to unsettled)
      Hobart              23   (Quiet to unsettled)

Estimated AFr/Ap Indices 25 Jun : A 
           Fredericksburg        10
           Planetary             10                         

Observed AFr/Ap Indices 24 Jun :  A   K
           Fredericksburg         5
           Planetary             10   3222 3332     


2B. MAGNETIC FORECAST 
Date      Ap    Conditions
26 Jun    14    Unsettled to Active 
27 Jun     8    Quiet to Unsettled 
28 Jun     8    Quiet to Unsettled 
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3A. GLOBAL HF PROPAGATION SUMMARY
	            Latitude Band
Date        Low            Middle         High 
25 Jun      Normal         Normal         Fair           
PCA Event : No event.

3B. GLOBAL HF PROPAGATION FORECAST
	            Latitude Band
Date        Low            Middle         High 
26 Jun      Normal         Normal         Fair          
27 Jun      Normal         Normal         Normal-fair   
28 Jun      Normal         Normal         Normal-fair   
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4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY

http://www.ips.gov.au/asfc/aus_hf

Date   T index
25 Jun   117

Observed Australian Regional MUFs
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 60% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.
      Spread F observed.


Predicted Monthly T index for June: 107

4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date   T index  MUFs
26 Jun   110    near predicted monthly values 
27 Jun   110    Near predicted monthly values 
28 Jun   110    Near predicted monthly values 

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5. SPACE ENVIRONMENT SUMMARY

GOES satellite data for 24 Jun
       Daily Proton Fluence >1 MeV:   4.5E+04
       Daily Proton Fluence >10 MeV:  1.2E+04
       Daily Electron Fluence >2 MeV: 4.30E+06 (normal)
       X-ray background: B3.2
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.

ACE Satellite Solar Wind Day Averaged Data for 24 Jun
Speed: 474 km/sec  Density:    1.8 p/cc  Temp:   145000 K  Bz:  -4 nT
http://sec.noaa.gov/ace/MAG_SWEPAM_24h.html

(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
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IPS Radio and Space Services      | email: asfc at ips.gov.au
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