Specimen Fireball 1 :   December 30, 2008   1059 UT

Observer's comment:  Though relatively small, this was the best radio fireball of the night. Strong radio reflector.

Sonic Movie 1 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Good radio reflection.  Head echo only in this movie.
 FB20081230_1059uthe_Ashcraft.mp4  14 seconds  600 KB

Sonic Movie 2 :  Full duration of radio reflection.
FB20081230_1059utlo_Ashcraft.mp4 1 minute 29 seconds 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 begins during the 1059 UT minute.
   





Specimen Fireball 2 :   December 30, 2008   1230 UT

Sonic Movie 1 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Negligible radio reflection.
FB20081230_1230ut_Ashcraft.mp4  10 seconds  500 KB

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 1230 UT minute. Indistinguishable from other space dust.
 





Specimen Fireball 3 :   December 30, 2008   1232 UT

Sonic Movie 1 :  Ashcraft's dual forward scatter system;   video and stereo sound:
Minimal head echo but evident trailing ionization.
FB20081230_1232ut_Ashcraft.mp4  54 seconds  2.5 MB

Radio spectrogram of the time of the above meteor.  61.250 MHz reception above white line, 83.250 MHz below white line.
Meteor occurs during the 1232-1233 UT minutes.
   
 
 
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Thomas Ashcraft
35.50 North Lat.   105.89 West Long.
New Mexico

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