(meteorobs) Radiant in Pegasus/Equuleus?

Leo S l.stachowicz at btinternet.com
Mon Jan 5 07:18:38 EST 2009


rarlt at aip.de wrote:
> Leo S wrote: 
>
>   
>> I recorded 2 meteors last night with a pair of DSLRs running for about 
>> 3.5 hours (between 22:35  and 02:00 UT), but neither were Quadrantids it 
>> seems.
>> [...]
>> I did not see the second, so am not sure which direction it was heading, 
>> but just for fun I decided to try and plot the meteors using photoshop, 
>> and they appear to point back to a radiant somewhere around 
>> Pegasus/Equuleus. 
>>
>> Here is the result:
>> http://www.btinternet.com/~l.stachowicz/pics/other/unk_radiant030109_ed.jpg
>>     
>
> Leo, I cannot see the point in searching for a radiant
> from two meteors. Two meteors will always meet somewhere.
> Also, note that the prolongations of meteors are great
> circles. These are not straight lines on a map like the
> one you showed. They have to be curved. Meteors (and their
> prolongations) are straight lines only on gnomonic maps.
> Nevertheless, nice photos! I also tried to capture a few,
> but nothing spectacular. 
>
> Best regards,
> Rainer
> _______________________________________________
>   
Thanks Rainer,

I thought there might be a very basic mistake I was making, aside from 
trying with only two meteors.

Leo



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