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Questions tagged [fits-format]

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2
votes
2answers
37 views

View header information of FITS file

I'm dealing with .fits (.fit) files with Mathematica, and these files are Fermi LAT GRBs data. We can import one of them by ...
2
votes
2answers
63 views

Fitting multidimensional data

Suppose i have some function G[n_,B_,d_] = .... to fit this function i need to collect the data first. However at first i dont understand how to format the data ...
1
vote
0answers
59 views

Importing FITS files with Mathematica 11.3, bug?

With Mathematica 11.2 I could import this FITS file without problems in about 20-30 seconds using: Import["filename.fits.gz", "TableData"] With Mathematica 11.3 ...
1
vote
0answers
269 views

Accessing table extension in FITS file

I have a FITS file here that has no image but simply has a binary table in its extension. I have tried using Import["file","Tabledata"] but it returns an empty ...
2
votes
0answers
127 views

FITS metadata problem

Looks to me that the FITS Export is borged. Here is the problem: When I export out images with accustom metadata into a FITS file, Mathematica truncates and overwrites it. Here is the metadata I ...
7
votes
2answers
909 views

Combining three R, G, B matrices into a single matrix of 3-tuples?

Working with Mathematica 8 on OSX here. I have three $1024 \times 1024$ matrices representing the counts from consecutive exposures onto a CCD with $R$, $G$, and $B$ filters on it, and am looking to ...
11
votes
4answers
824 views

Exporting data extensions in fits file

Context In Astronomy the de facto standard for images and data is FITS. I would like to export heterogenous data sets into a single fits file. Attempt I am ...