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Statistical properties of meteors from a simple \ passive forward scatter system
| Content Provider | Semantic Scholar |
|---|---|
| Author | Meisel, Douglas S. |
| Copyright Year | 1998 |
| Abstract | A project to determine some long!term statistical properties of the terrestrial meteor ~ux is described[ A passive\ 44 MHz "US ! TV channel 1#\ forward!scatter radiometeor detection and simple "Apple IIe# computer logging system is used to record the epoch\ duration and peak power of all echoes with durations greater than 9[98 s and less than 1 min[ The system has been in {continuous| routine operation from March 0882 to March 0887 with occasional interruptions due to sporadic E\ troposcatter and equipment outages[ Over 1\999\999 events have been recorded and logging is continuing on a 13!h basis[ Grouping by echo type is done statistically at the data processing stage[ Using only a small fraction of the available data\ we show that this system produces valid and useful scienti_c results in spite of the fact that meteor velocities are not obtained[ Through computer!aided statistical analysis\ some of the milestones achieved are] "a# automatic separation of events into overdense\ transition and underdense categories\ and compilation of various statistics on these groups or some combination of them^ "b# con_rmation of a diurnal e}ect on average underdense trail durations^ "c# con_rmation of an apparent ozone depletion e}ect on the durations of overdense meteors^ "d# interpretation of an apparent peak!power and duration correlation for overdense echoes in terms of the Manning forward scattering model and "e# con_rmation "through a power spectrum analysis of hourly rates# of the presence of sporadic radiant sources of approximately 19> of half!intensity!halfwidth which exhibit a 19Ð29) 05 day variability[ Þ 0888 Elsevier Science Ltd[ All rights |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://www.astro.cornell.edu/~richardson/Papers/ddmeisel_PLSS1998.pdf |
| Alternate Webpage(s) | http://www.lpl.arizona.edu/~jrich/Papers/jerichardson_PLSC1998.pdf |
| Alternate Webpage(s) | http://www.jerichardsonjr.info/Papers/ddmeisel_PLSS1998.pdf |
| Language | English |
| Access Restriction | Open |
| Subject Keyword | Compiler Depletion region Less Than Maxima and minima Megahertz Meteor Ozone Radiant AI Spatial variability Spectral density Spectrum Analysis Television channel Terrestrial television |
| Content Type | Text |
| Resource Type | Article |
