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(meteorobs) Excerpt from "CCNet 111/2000 - 31 October 2000"




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From: Peiser Benny <B.J.Peiser@livjm.acdot uk>
To: cambridge-conference <cambridge-conference@livjm.acdot uk>
Subject: CCNet, 31 October 2000
Date: Tue, 31 Oct 2000 15:42:51 -0000

CCNet 111/2000 - 31 October 2000 
--------------------------------

[...]

(3) DOD FIREBALL DETECTION
    Peter Brown <pbrown@julian.uwodot ca>

[...]

==============

(3) DOD FIREBALL DETECTION

>From Peter Brown <pbrown@julian.uwodot ca>

Fireball Detection

IR sensors aboard DOD satellites detected the impact of two day time bolides
over the Czech Republic. The first occurred on 6 May 2000 at 11:54:52.545
UTC and the second on 10 May
2000 at 17:15:22.787 UTC. The 6 May object was first detected at 50.42
degrees North Latitude, 17.95 degrees East Longitude at an altitude of
approximately 36 km. It followed a nearly flat trajectory, inclined 2
degrees to the horizontal on a heading of 146 degrees. It was last detected
at 49.64 degrees N, 18.76 degrees E at an altitude of approximately 33 km.
The object was simultaneously detected by space based visible wavelength
sensors operated by the DOE.
The observed peak intensity was 1.05 X 10^10 Watts/ster. The total energy
was 2.5 X 10^10 Joules.

The 10 May object was first detected at 48.53 degrees N, 16.38 degrees E at
an altitude of approximately 55 km. It had a relatively steep trajectory,
inclined 57 degrees to the horizontal on a heading of 113 degrees. It was
last detected at 48.49 degrees N, 16.53 degrees E, at approximately 38 km
altitude. This object was also detected simultaneously by visible wavelength
sensors operated by the Department of Energy. The peak intensity was also
1.05 X 10^10 Watts/ster, but the total energy was a bit less at 1.9 X 10^10
Joules.

*********************************************************************
PLEASE NOTE THAT THIS SATELLITE BOLIDE RELEASE AND ALL PREVIOUS

SUCH RELEASES CAN BE FOUND ON THE WWW AT
http://phobos.astro.uwodot ca/~pbrown/usaf.html
*********************************************************************

Dr. Peter Brown
Assistant Professor
Meteor Physics Group
Department of Physics and Astronomy
University of Western Ontario
London, Ontario
N6A 3K7
Canada

http://phobos.astro.uwodot ca/~pbrown
Voice:1-519-661-2111 x86458
Fax:1-519-661-4085
email:pbrown@julian.uwodot ca
Meteor Astronomy Lab : 1-519-661-2111 x84744
Meteor Physics Lab :   1-519-850-2385


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