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Astrom Overview

Query Form

Attribute nameAttribute typeDocstringUnitVO-UCD
CD1_1floatValue at (1,1) of pixel coordinate translation matrix pos.wcs.cdmatrix
CD1_2floatValue at (1,2) of pixel coordinate translation matrix pos.wcs.cdmatrix
CD2_1floatValue at (2,1) of pixel coordinate translation matrix pos.wcs.cdmatrix
CD2_2floatValue at (2,2) of pixel coordinate translation matrix pos.wcs.cdmatrix
CRPIX1floatReference pixel in X pixelpos.wcs.crpix
CRPIX2floatReference pixel in Y pixelpos.wcs.crpix
CRVAL1floatPhysical value of the reference pixel X degpos.wcs.crval
CRVAL2floatPhysical value of the reference pixel Y degpos.wcs.crval
CTYPE1strPixel coordinate system and projection of first axis (X) pos.wcs.ctype
CTYPE2strPixel coordinate system and projection of second axis (Y) pos.wcs.ctype

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