[Ips-dsgr] IPS Daily Report - 27 March 05
Regional Warning Centre
rwc at ips.gov.au
Mon Mar 28 09:55:18 EST 2005
SUBJ: IPS DAILY SOLAR AND GEOPHYSICAL REPORT
ISSUED AT 27/2330Z MARCH 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
SUMMARY FOR 27 MARCH AND FORECAST FOR 28 MARCH - 30 MARCH
STATUS INDICATORS SOL:GREEN MAG:** YELLOW ** ION: GREEN
-----------------------------------------------------------
1A. SOLAR SUMMARY
Activity 27 Mar: Very low
Flares: none.
Observed 10.7 cm flux/Equivalent Sunspot Number for 27 Mar: 78/17
1B. SOLAR FORECAST
28 Mar 29 Mar 30 Mar
Activity Very low Very low Very low
Fadeouts None expected None expected None expected
10.7cm/SSN 80/20 80/20 80/20
-----------------------------------------------------------
2A. MAGNETIC SUMMARY
Geomagnetic field for Australian Region 27 Mar: Quiet to Unsettled
Estimated Indices 27 Mar : A K
Australian Region 13 3323 3332
Learmonth 12 3223 3332
Culgoora 9 2222 3322
Canberra 11 2223 3332
Hobart 12 2323 3332
Casey(Ant) 20 4443 3332
Observed Regional daily pc3 Indices 27 Mar :
Townsville NA
Learmonth NA
Culgoora NA
Canberra NA
Hobart 107 (Major storm)
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 27 Mar : A
Fredericksburg 10
Planetary 13
Observed AFr/Ap Indices 26 Mar : A K
Fredericksburg 12
Planetary 16 2444 3222
2B. MAGNETIC FORECAST
Date Ap Conditions
28 Mar 17 active
29 Mar 13 Unsettled to Active
30 Mar 12 Unsettled
COMMENT: Moderately disturbed conditions expected during forecast
period, isolated minor storm periods may be experienced.
-----------------------------------------------------------
3A. GLOBAL HF PROPAGATION SUMMARY
Latitude Band
Date Low Middle High
27 Mar Normal Normal Normal-Fair
PCA Event : No event.
3B. GLOBAL HF PROPAGATION FORECAST
Latitude Band
Date Low Middle High
28 Mar Normal Normal-Fair Fair
29 Mar Normal Normal Normal-Fair
30 Mar Normal Normal Normal-Fair
COMMENT: Degraded HF conditions expected during the forecast
period, particularly during local night hours, at mid to high
latitudes.
-----------------------------------------------------------
4A. AUSTRALIAN REGION IONOSPHERIC SUMMARY
Date T index
27 Mar 22
Observed Australian Regional MUFs
Equatorial PNG Region:
Enhanced by 20% during local day,
No data available during local night.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
Predicted Monthly T index for March: 31
4B. AUSTRALIAN REGION IONOSPHERIC FORECAST
Date T index MUFs
28 Mar 30 Near predicted monthly values
29 Mar 20 Depressed 15% after local dawn, then recovering
30 Mar 30 Near predicted monthly values
-----------------------------------------------------------
5. SPACE ENVIRONMENT SUMMARY
GOES satellite data for 26 Mar
Daily Proton Fluence >1 MeV: 2.9E+06
Daily Proton Fluence >10 MeV: 1.3E+04
Daily Electron Fluence >2 MeV: 5.20E+07 (normal fluence)
Electron Fluence Daily Deep Dielectric Discharge Probability: 7%
Fluence (flux accumulation over 24hrs)/ cm2-ster-day.
X-ray background: A3.1
ACE Satellite Solar Wind Day Averaged Data for 26 Mar
Speed: NA km/sec Density: NA p/cc Temp: NA K Bz: NA nT
(Courtesy Space Environment Center, Boulder USA)
ACE data can be incorrect during strong proton events.
-----------------------------------------------------------
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
IMPORTANT: This e-mail, including any attachments, may contain,confidential
or copyright information. The views expressed in this message are those of
the individual sender, unless specifically stated to be the views of IPS.
If you are not the intended recipient, please contact the sender immediately
and delete all copies of this e-mail and attachments. Occasionally IPS sends
email promoting IPS products and services to its mailing list customers.
If you do not wish to receive this promotional material please email
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"
More information about the ips-dsgr
mailing list