apchar wrote:
> 
> Thank you. That worked. I dont know why they route information like the list
> of authors to stderr.
> 

Because the image goes to stdout if the output file name is '-'.

> 
> Is there any way to prevent all the aforementioned messages but keep the
> line that displays the progress of the trace:
>   0:11:02 Rendering line 107 of 480, 44093 supersamples

Just filter the text stream, for example using grep:

grep -E "^[ ]*[0-9]+:[0-9]+:[0-9]+"

Christoph

-- 
POV-Ray tutorials, include files, Landscape of the week:
http://www.tu-bs.de/~y0013390/ (Last updated 24 Jul. 2005)
MegaPOV with mechanics simulation: http://megapov.inetart.net/

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