[Ips-wsgr] IPS Weekly Solar and Geophysical Report (24 July 15) issued 0349 UT on 24 Jul 2015
rwc
rwc at ips.gov.au
Fri Jul 24 13:49:06 EST 2015
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 24 JULY 2015, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (17 JULY - 23 JULY)
Date 17 18 19 20 21 22 23
10cm 97 96 99 93 91 89 89
AFr 7 4 3 7 12 9 ( 18)
Aaus 1 0 0 0 7 3 ( 10)
T 61 50 48 47 45 42 49
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
17 Jul
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 40% during local night.
Depressed by 25% after local dawn.
Niue Island Region:
Depressed by 15% during local day.
Depressed by 25% during local night.
Enhanced by 20% after local dawn.
Northern Australian Region:
Depressed by 20% during local day.
Depressed by 30% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
18 Jul
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced by 20% during local day.
Depressed by 40% during local night.
Depressed by 20% after local dawn.
Niue Island Region:
Near predicted monthly values during local day.
Depressed by 30% during local night.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Depressed by 15% during local day.
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
19 Jul
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 15% during local day.
Depressed by 40% during local night.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Depressed by 25% after local dawn.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 40% during local night.
Southern Australian and New Zealand Region:
Depressed by 20% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 25% over the UT day.
20 Jul
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Near predicted monthly values during local day.
Depressed by 35% during local night and after
local dawn.
Niue Island Region:
Depressed by 25%.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Depressed by 20% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
21 Jul
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 40% during local night.
Depressed by 30% after local dawn.
Niue Island Region:
Depressed by 35% during local day.
Depressed by 30% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 35%.
Southern Australian and New Zealand Region:
Depressed by 20% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
22 Jul
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 45% during local night.
Depressed by 30% after local dawn.
Niue Island Region:
Depressed by 25%.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 25% during local night and.
after local dawn.
Southern Australian and New Zealand Region:
Depressed by 25% during local day.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
23 Jul
Solar: very low
Geomagnetic: Quiet to Active
Frequencies:
Cocos Island Region:
No data available.
Niue Island Region:
Depressed by 15% during local day/night.
Depressed by 25% after local dawn.
Northern Australian Region:
Depressed by 20% during local day and after
local dawn.
Depressed by 40% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Extended periods of disturbance.
2. FORECAST (24 JULY - 30 JULY)
Solar:
Low
Geomagnetic:
Quiet to unsettled conditions. Unsettled to active periods possible at high
latitudes.
Frequencies:
MUFs 10 to 30% below predicted monthly values early in the week.
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
Space Weather Services email: asfc at ips.gov.au
Bureau of Meteorology
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
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