Specimen Fireball 1 : December 29, 2008 0631 UT
Observer's comment: 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.
FB20081228_0614ut_Ashcraft.mp4 14 seconds 600 KB
Sonic Movie 2 : Full duration of radio reflection.
FB20081228_0614ut_Ashcraft.mp4 1 minute 52 seconds 4.9 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 during the 0631 UT minute.
Specimen Fireball 2 : December 29, 2008 1030 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound:
Interesting in that you can hear this meteor before it is seen. Minimal trailing reflection.
FB20081229_1030ut_Ashcraft.mp4 28 seconds 1.2 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 1030 UT minute. Indistinguishable from other space dust.
Specimen Fireball 3 : December 29, 2008 1127 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound:
Almost no reflection which is rare for a visible meteor.
FB20081229_1127ut_Ashcraft.mp4 7 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 occurs during the 1127 UT minute. Negligible.
Specimen Fireball 4 : December 29, 2008 1140 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound:
Weak head echo and faint trailing ionization.
FB20081229_1140ut_Ashcraft.mp4 54 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 occurs during the 1140-1141 UT minutes.
Specimen Fireball 5 : December 29, 2008 1235 UT
Sonic Movie 1 : Ashcraft's dual forward scatter system; video and stereo sound:
Faint.
FB20081229_1235ut_Ashcraft.mp4 39 seconds 1.3 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 1235 UT minute. Fireball at 1237 UT was out of visual range.
