Table information for 'alerce_tap.probability'

General

Table Description:

Classification probabilities for each object assigned by machine learning classifiers, including probability values, rankings among all classes, and the timestamp of the classification.

This table is available for ADQL queries and through the TAP endpoint.

Resource Description:

Multi-survey astronomical object catalog containing astrometric and statistical information from multiple surveys. This table provides aggregated properties for astronomical objects including position, detection statistics, and temporal coverage.

For a list of all services and tables belonging to this table's resource, see Information on resource 'ALeRCE Multi-Survey Object Catalog'

Citing this table

To cite the table as such, we suggest the following BibTeX entry:

@MISC{vo:alerce_tap_proba,
  year=2026,
  title={Classification Probabilities},
  author={{ALeRCE} Team},
  url={http://tap.alerce.online/tableinfo/alerce_tap.probability},
  howpublished={{VO} resource provided by the {ALeRCE} {TAP} service}
}

Columns

Sorted by DB column index. [Sort alphabetically]

NameTable Head DescriptionUnitUCD
oid Oid Object identifier N/A meta.id;src
sid Sid Survey identifier N/A meta.id
classifier_id Classifier_id Classifier identifier N/A meta.id
classifier_version Classifier_version Classifier version N/A meta.version
class_id Class_id Class identifier N/A meta.id
probability Probability Classification probability N/A stat.probability
ranking Ranking Classification ranking N/A meta.code.class
lastmjd Lastmjd Last observation MJD d time.end

Columns that are parts of indices are marked like this.

VOResource

VO nerds may sometimes need VOResource XML for this table.