Table information for 'alerce_tap.ztf_ss'

General

Table Description:

Cross-match information linking ZTF detections to known solar system objects from the Minor Planet Center archive, including angular separation, magnitude, and object name.

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_ztf_s,
  year=2026,
  title={{ZTF} Solar System Associations},
  author={{ALeRCE} Team},
  url={http://tap.alerce.online/tableinfo/alerce_tap.ztf_ss},
  howpublished={{VO} resource provided by the {ALeRCE} {TAP} service}
}

Columns

Sorted by DB column index. [Sort alphabetically]

NameTable Head DescriptionUnitUCD
oid Oid Unique identifier for this object N/A meta.id;src
measurement_id Measurement_id Unique identifier for the subtraction candidate N/A meta.id
ssdistnr Ssdistnr Distance to nearest known solar system object; set to -999.0 if none arcsec pos.angDistance
ssmagnr Ssmagnr Magnitude of nearest known solar system object (usually V-band from MPC archive); set to -999.0 if none mag phot.mag
ssnamenr Ssnamenr Name of nearest known solar system object (from MPC archive); 'null' if none N/A meta.id
created_date Created_date Date record was created N/A time.creation

Columns that are parts of indices are marked like this.

VOResource

VO nerds may sometimes need VOResource XML for this table.