sdss_astrombad

pydl.pydlutils.sdss.sdss_astrombad(run, camcol, field, photolog_version='dr10')

For a list of RUN, CAMCOL, FIELD, return whether each field has bad astrometry.

Parameters

run, camcol, fieldint or array of int

Run, camcol and field. If arrays are passed, all must have the same length.

photolog_versionstr, optional

Use this version of photolog to obtain the obBadfields.par file, if PHOTOLOG_DIR is not set.

Returns

numpy.ndarray of bool

Array of bool. True indicates the field is bad.

Raises

ValueError

If the sizes of the arrays don’t match or if the array values are out of bounds.

Notes

Reads data from $PHOTOLOG_DIR/opfiles/opBadFields.par.

If there is a problem with one camcol, we assume a problem with all camcols.