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From: dave@esi.COM.AU (Dave Horsfall)
Newsgroups: aus.radio,rec.radio.info
Subject: Weekly IPS Report - 20 Aug 93
Message-ID: <4397@eram.esi.COM.AU>
Date: 20 Aug 93 00:39:06 GMT
Followup-To: aus.radio,rec.radio.amateur.misc
Distribution: world
Lines: 74
Approved: rec-radio-info@ve6mgs.ampr.ab.ca


                  13 AUGUST - 19 AUGUST 1993


Issue No 34
Date of issue:  20 August, 1993

INDICES:
Date     13    14    15    16    17    18    19
10cm    097   092   091   090   093   092   092
A        07    02    17    44    24    19   (12)
T        51    50    49    68    38    55    54


                     SUMMARY OF ACTIVITY

August 13
Solar activity was low.
The geomagnetic field at Learmonth (WA) was quiet.
Ionospheric F2 critical frequencies at Sydney were near predicted
monthly values.

August 14
Solar activity was low.
The geomagnetic field at Learmonth (WA) was quiet.
Ionospheric F2 critical frequencies at Sydney were near predicted
monthly values.

August 15
Solar activity was low.
The geomagnetic field at Learmonth (WA) was quiet to unsettled.
Ionospheric F2 critical frequencies at Sydney were near predicted
monthly values.

August 16
Solar activity was low.
The geomagnetic field at Learmonth (WA) was at active to minor storm
levels.
Ionospheric F2 critical frequencies at Sydney were enhanced by up to
30% 02-04UT then near normal until 21UT afterwhich depressions of 15%
were observed.

.SK
August 17
Solar activity was low.
The geomagnetic field at Learmonth (WA) was quiet to unsettled.
Ionospheric F2 critical frequencies at Sydney were about 15% below
predicted monthly values.

August 18
Solar activity was very low.
The geomagnetic field at Learmonth (WA) was quiet to unsettled.
Ionospheric F2 critical frequencies at Sydney were near predicted
monthly values.

August 19
Solar activity was very low.
The geomagnetic field at Learmonth (WA) was quiet to unsettled.
Ionospheric F2 critical frequencies at Sydney were near normal, with
spread F conditions 18-20UT. 


     FORECAST FOR THE NEXT WEEK (20 - 26 AUGUST)

SOLAR:        low.

GEOMAGNETIC:  quiet to unsettled until 24-26th, when unsettled to 
              active levels are expected due to a coronal hole.

IONOSPHERIC:  near normal.

-- 
Dave Horsfall (VK2KFU)    VK2KFU @ VK2RWI.NSW.AUS.OC     PGP 2.3
dave@esi.COM.AU           ...munnari!esi.COM.AU!dave    available