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PreastromConfig Overview

Query Form

Attribute nameAttribute typeDocstringUnitVO-UCD
AFFINE_PARSfloatList of Parameters for the affine transformation (a0, a1, a2, b0, b1, b2)
FLAG_MASKfloatThe SExtractor mask to select objects for astrometric pairing: Flag & FLAG_MASK
MAX_OFFSETfloatMaximum allowed offset between extracted and reference objectspixel
MIN_OBJintThe minimum number of reference objects required to determine affine transformation
MIN_PHOTSfloatList of photometric parameter limits for pairing with reference objects
object_idoidtypeThe object identifiernnThe object identifier is an attribute shared by all persistentninstances. It is the prime key, by which object identity is established
PHOTstrName of the table column containing object flux measures
POS_ERRORfloatPositional error between extracted and reference objectspixel
RMS_TOLfloatRMS tolerenace for triangulation matchingarcsec
SEL_MINintMinimum number of objects used in triangulation method
XMAXfloatMaximum X-coordinate allowed in pairing
XMINfloatMinimum X-coordinate allowed in pairing
XPIXSIZEfloatThe scaling of pixels with which CDELT1 is multiplied
YMAXfloatMaximum Y-coordinate allowed in pairing
YMINfloatMinimum Y-coordinate allowed in pairing
YPIXSIZEfloatThe scaling of pixels with which CDELT2 is multiplied

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