Specimen Fireball 1 : January 07, 2009 1029 UT
Observer's comment : Best sonic fireball of the night.
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound;
Nice dopplering sonic specimen.
FB20090107_1029ut_Ashcraft.mp4 42 seconds 1.9 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 at end of 1029 UT minute.
Specimen Fireball 2 : January 07, 2009 0941 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound:
Note : Fireball head echo is the second ringing reflection at 8 seconds into movie. First reflection was a meteor out of visual range.
FB20090107_0941utlo_Ashcraft.mp4 59 seconds 2.8 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 0941 UT minute.
Specimen Fireball 3 : January 07, 2009 0956 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound;
Some wind interference in this specimen.
FB20090107_0956ut_Ashcraft.mp4 1 minute 11 seconds 3.2 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 begins during the 0956 UT minute. Wind caused the vertical lines in lower half of spectrogram.
Specimen Meteor 4 : January 07, 2009 1309 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound;
Short radio reflection.
FB20090107_1309ut_Ashcraft.mp4 15 seconds 700 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 at end of 1309 UT minute.
