<div dir="ltr">Or you could treat it as a variable length array and put it into the heap of a binary table, which might enable you to divide the file into logical units, i.e., one logical unit per row, if that is beneficial.<div><br></div><div>You still need to identify the data as a PDF. So as someone else suggested, a mime-type keyword would be helpful, so the data could be piped to a PDF reader.<br><div><div><br></div><div> -- Paul</div><div><br></div></div></div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Sun, Mar 15, 2026 at 12:26 PM jaffe via fitsbits <<a href="mailto:fitsbits@listmgr.nrao.edu">fitsbits@listmgr.nrao.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">For an interferometric application I am storing the binary data in the <br>
so-called OI-FITS convention of FITS. But on the side I am generating <br>
rather complicated graphics files for my users, in this case in PDF. I <br>
would like to store the .pdf file as a table in the same FITS file. Is <br>
there a conventional way of doing this? I could create a 1 row binary <br>
table with the entire PDF file as the single column, but this could be <br>
several megabytes and might bother some reading or writing routines.<br>
<br>
Is there any need to create a "GRAPHICS" extension to FITS?<br>
<br>
Walter<br>
<br>
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