This table contains positional information about the individual white light source detections of objects. The information is used to determine the astrometric parameters given in table AstromProperMotions. See the HSC API web page for information on submitting GET requests.
Last update: July 19, 2019
Column Name | Units | Data Type | Description |
---|---|---|---|
ObjID | none | bigint | identifier for the object. It corresponds to one or more matches in HSC v3. |
MatchID | none | bigint | MatchID for this source in HSC version 3.0 |
SourceID | none | bigint | SourceID for this source in HSC version 3.0. More details about the source are found in table Sources. |
RA | degrees | float | RA of the source |
Dec | degrees | float | Dec of the source |
Lon | degrees | float | Galactic longitude of the source |
Lat | degrees | float | Galactic latitude of the source |
dRA | mas | float | change in right ascension (directed distance) relative to raMean in table AstromProperMotions |
dDec | mas | float | change in declination relative to decMean in table AstromProperMotions |
dLon | mas | float | change in Galactic longitude (directed distance) relative to lonMean in table AstromProperMotions |
dLat | mas | float | change in Galactic latitude relative to latMean in table AstromProperMotions |
dT | years | float | change in time relative to the mean epoch for detections of the object |
epochMean | MJD | float | mean time for the detections of the object |
Column Name | Units | Data Type | Description |