xmatch¶
-
utilipy.data_utils.xmatch(*catalogs, match_fields: Sequence) → Tuple[List[Any], Dict[str, Sequence]][source]¶ Cross-match two catalogs.
Todo
find duplicates before matching ?
allow more catalogs to be xmatched
- Parameters
- cat1, cat2: Any
the two catalogs to crossmatch must be convertible to recarray
- match_fieldsstr, optional
data tag on which to additionally cross-match, default None. this also works for any discrete-valued data column.
References