Re: Two High-Priority Objects

jamesv@softcom.net
Sat, 10 May 1997 08:38:55 -0700

I mistakenly wrote:

>Here's my tentative interpretation: the 5.72 and 8.19 sec periods are
>'synodic anomalies' which have been studied by Bart De Pontieu last year 
>
>( see http://www.rzg.mpg.de/~bdp/flash/91/chapter2_12.html )
 
That link has gone 404.  This one is valid and is a better article anyway:

http://www2.plasma.mpe-garching.mpg.de/sat/flash/90/chapter2_6.html

Leo Barhorst wrote:

>On the 14th I timed every observed flash:
>17.87 15.57 16.50 14.95 16.72 16.02 16.98 15.56 17.59 16.21 seconds.
>Also no distinct flash pattern; only some sort of long-short 'half' period.
>Pairing flash 2-9 gives: 32.07 31.67 33.00 33.15 seconds, also inconclusive.
>On the 27th I didn't time all flashes.

If you compare to my obs

15.16 12.15 15.08 11.14 14.80 12.68 15.13 11.23 15.21 11.64 5.72 8.19
11.58 13.36 12.39 13.81

Obviously Cosmos 1850 r has accelerated since your January observation and
the dispersion between the short and long periods has increased.  Interesting.

Kurt Jonckheere replied:

>To report asymmetrical periods in the PPAS, Bram Dorreman and I 
>have used the following format :

87- 49 B 97-05-10 04:04      JEV 185.5 1.0   7 26.5   =(14.66 + 11.83) asym
per 

Great!  Elegant and concise.  Amazing what can be conveyed in that little
comment space.  Thanks for the help.

 -- jim


_______________________________________________________
Jim Varney        jamesv@softcom.net     Sacramento, CA
           121^ 23' 54" W,  38^ 27' 28" N