[Ips-wsgr] IPS Weekly Solar and Geophysical Report (27 June 14) issued 0155 UT on 27 Jun 2014
rwc
rwc at ips.gov.au
Fri Jun 27 11:55:39 EST 2014
SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT
ISSUED ON 27 JUNE 2014, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SUMMARY (20 JUNE - 26 JUNE)
Date 20 21 22 23 24 25 26
10cm 102 101 94 93 94 97 100
AFr 10 7 7 7 7 8 ( 5)
Aaus 6 2 1 2 2 4 ( 2)
T 63 64 47 45 45 46 44
Solar: Solar flare activity
Geomagnetic: Geomagnetic activity observed for Australian region.
Frequencies: Australian ionospheric F2 critical frequencies
20 Jun
Solar: low
Geomagnetic: Quiet to Unsettled
Frequencies:
Cocos Island Region:
Near predicted monthly values. Depressions
20-35% 01, 13-19, 21-22 UT.
Niue Island Region:
Depressed 20-30% 00-01, 06-09, 11-12, 16,
22-23 UT. Depressed 50% 15 UT. Otherwise near
predicted monthly values. Spread F 10-13, 15 UT.
Northern Australian Region:
Near predicted monthly values. Depressed 20-30%
00-01, 11, 15-18 21 UT, depressed 30-35% 12-14 UT
at Darwin. Depressed 20-30% 11-13, 22 UT at Townsville.
Some spread F 13-20 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values. Some depressions to 25%
during night, particularly at Hobart. Spread F observed
at all eastern stations during night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Mostly near predicted monthly values to 20% depressed.
21 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced 25-50% 08-12 UT. Depressed 20-40%
03, 05, 13-18, 21-23 UT. Near predicted monthly
values at other times.
Niue Island Region:
Depressed 25-45% 04-05, 07-12, 16 UT. Near
predicted monthly values to 20% depressed at
other times.
Northern Australian Region:
Near predicted monthly values to 20% depressed.
Depressed 25-45% at Darwin 11-18, 21 UT. Depressed
20-30% at Townsville 02, 07-17 UT. Night spread F
at times 14-21 UT.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values to 15% depressed.
Depressed 20-30% 00-02, 07-10 UT. Night spread F 09-20
UT at some eastern stations.
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values to 20% depressed 00-13 UT.
Depressions 20-35% and weaker ionosphere after 13 UT.
22 Jun
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Enhanced 25-40% 07-10 UT. Depressed 20-45%
00, 11-19 UT. No data 20-23 UT. Near predicted
monthly values at other times. Spread F 17-19 UT.
Niue Island Region:
Depressed 20-40% 02-04, 06-15, 21-22 UT. Near
predicted monthly values at other times.
Northern Australian Region:
Mostly depressed 15-40% at Darwin. Near predicted
monthly values, depressed 20-30% 06, 10-13, 21, 23
UT at Townsville. Spread F 12-20 UT at both stations.
Sporadic E at Townsville 05-10 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values to 20% depressed.
Depressions 20-30% at times mostly 08-12 UT. Night
spread F observed.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values to 30% depressed.
23 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
No data available.
Niue Island Region:
Depressed by 25% during local day.
Depressed by 35% during local night.
Northern Australian Region:
Depressed by 25% during local day.
Depressed by 45% during local night.
Southern Australian and New Zealand Region:
Depressed by 25% during local day.
Depressed by 25% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values to 25% depressed.
24 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 20% during local day.
Depressed by 20% during local night.
Depressed by 25% after local dawn.
Niue Island Region:
Depressed by 20% during local day.
Depressed by 30% during local night.
Depressed by 25% after local dawn.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 40% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Depressed by 25% during local day.
Depressed by 25% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
25 Jun
Solar: very low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 15% during local day.
Depressed by 30% during local night.
Niue Island Region:
Depressed by 20% during local day.
Depressed by 20% during local night.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 45% during local night.
Southern Australian and New Zealand Region:
Depressed by 25% during local day.
Depressed by 20% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 20% over the UT day.
26 Jun
Solar: low
Geomagnetic: Quiet
Frequencies:
Cocos Island Region:
Depressed by 25% during local day.
Depressed by 20% during local night.
Niue Island Region:
Depressed by 35% during local day.
Depressed by 30% during local night.
Northern Australian Region:
Depressed by 30% during local day.
Depressed by 40% during local night.
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.
2. FORECAST (27 JUNE - 03 JULY)
Solar:
Mostly low activity.
Geomagnetic:
Mostly Quiet. Possible minor disturbances 28-29 June due to a coronal hole wind
stream.
Frequencies:
Frequencies:
MUFs are expected to be 10-30% lower than predicted monthly values.
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.
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
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