Specimen Fireball 1:   October 20, 2008    0645 UT


Observer's Comment:  This meteor appears dimly through cloud at screen bottom. That is the Moon at the upper left.
Also, unfortunately there was cloud and some rain for this Orionid shower night, but still a few meteors penetrated through the cloud layers.

Movie 1 :  Sentinel video camera capture, without sound:
v20081020_004523.79.mov  3 seconds  739 KB

Sonic Movie 2 :  Ashcraft's dual forward scatter system;   video and stereo sound:
This dim meteor is hard to see in the movie at screen bottom but it is quite audible with
a long lasting radio reflection and a strong head echo.
FB20081020_0645ut_Ashcraft.mp4    1 minute 28 seconds  3.8 MB
    
Radio spectrogram of the time of the above meteor.  61.250 MHz reception above white line, 83.250 MHz below white line.
Meteor reflection begins during the 0645 UT minute.
 

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Specimen Fireball 2 :   October 20, 2008    0718 UT

Movie 1 :  Sentinel video camera capture, without sound:
v20081020_011846.80.mov  3 seconds  739 KB

Sonic Movie 2 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Quick meteor. Probable Orionid.
FB20081020_0718ut_Ashcraft.mp4  14 seconds  2.4  MB
    
Radio spectrogram of the time of the above meteor.  61.250 MHz reception above white line, 83.250 MHz below white line.
Meteor reflection occurs during the latter 0718 UT minute.  NOTE : The fireball at 0717 ut was not visible to my camera.
 

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Specimen Fireball 3 :   October 20, 2008    0841 UT


Movie 1 :  Sentinel video camera capture, without sound:
v20081020_024115.54.mov  3 seconds  739 KB

Sonic Movie 2 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Great reflection. Head echo only in this movie. See sonic movie 3 for full duration of radio reflection.
 FB20081020_0841uthe_Ashcraft.mp4   20 seconds    3.8 MB

Sonic Movie 3 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Full duration of radio reflection.
FB20081020_0841ut1_Ashcraft.mp4    1 minute 39 seconds  4.2 MB

    
Radio spectrogram of the time of the above meteor.  61.250 MHz reception above white line, 83.250 MHz below white line.
Meteor reflection occurs during the 0841-0842 UT minutes.
 

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Specimen Meteor 4 :   October 20, 2008    1048 UT

Movie 1 :  Sentinel video camera capture, without sound:
v20081020_044813.22.mov  3 seconds  739 KB

Sonic Movie 2 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Negligible reflection.
 FB20081020_1048ut_Ashcraft.mp4   7 seconds  1.6 MB
    
Radio spectrogram of the time of the above meteor.  61.250 MHz reception above white line, 83.250 MHz below white line.
Meteor reflection occurs during the 1048 UT minute.
 

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Specimen Fireball 5 :   October 20, 2008    1139 UT

Movie 1 :  Sentinel video camera capture, without sound:
v20081020_053932.81.mov  3 seconds  739 KB

 Sonic movie for this fireball was obscured by atmospheric interference. so not included.   
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