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mcalabre
2009 Oct 25
0
Using WCSLIB in R
...those people for the nature of this email. I
need to convert right-ascension and declination (RA & DEC) coordinates
for an object on the sky into physical pixel positions in a FITS image
in R.
There is a C library that does this, WCSLIB by Mark Calabretta
(http://www.atnf.csiro.au/people/mcalabre/WCS/), however I am unsure how
to use it in R. I do not program in C, which adds to the problem. I
have created the libwcs.so file and moved it to /usr/local/lib already,
and am able to load the library in R using:
> dyn.load("/usr/local/lib/libwcs.so")
and then check that the...