August

Home Up Outburst 08/08/05?

 

2007

The following colorgramme shows the radio meteor counts for the month of August 2007. The horizontal axis shows the date and the vertical axis the local time (UT).

Detection is operating on 55.25 MHz, using a three element Yagi, bearing 180 deg ETN and 10 degree elevation.

System out of service between 6th and 14th August. Data lost to sporadic E during several periods in first part of month.

2006

The following colorgramme shows the radio meteor counts for the month of August 2006. The horizontal axis shows the date and the vertical axis the local time (UT).

Detection is operating on 55.25 MHz, using a three element Yagi, bearing 180 deg ETN and 10 degree elevation.

2005

When the Earth passes through the trail of debris left by Comet Swift-Tuttle the meteoroids that the Earth encounters form the annual Perseid meteor shower.  The peak of activity for 2005 is predicted to occur during the early evening of 12 August.

The following colorgramme shows the radio meteor counts for the month of August 2005. The horizontal axis shows the date and the vertical axis the local time (UT).

Perseid activity is high 12th and 13th August. There is also is increased activity on the morning of 6th, 7th and 8th August.

Detection is operating on 55.25 MHz, using a three element Yagi, bearing 180 deg ETN and 10 degree elevation.

Spectrum analysis added 3rd August 2005. Receiver audio level increased (from J4080 to J4090) at 13:43 UT 5th August 2005.

2004

The following colorgramme shows the radio meteor counts for the month of August 2004. The horizontal axis shows the date and the vertical axis the local time (UT).

Detection is operating on 48.25 MHz, using a three element Yagi, bearing 180 deg ETN and 10 degree elevation.

High counts associated with a passing thunder storm have been removed (16:00 and 17:00 UT 12/08/04).

Analysis

My ten-minute counts for the period from 10th August to 14th August, 2004 are shown below.

By way of comparison, the initial visual rates, for the same period were as shown in the chart below. This information is based on the second IMO circular compiled by Rainer Arlt, 2004 August 13, 13h UT.

2002

The following colorgramme shows the radio meteor counts for the month of August 2002. The horizontal axis shows the date and the vertical axis the local time (UT).

The Perseids are seen to peak some time between the 11th and 13th of August.