IVOA Interface

2022-11-09

LAMOST Data publishing systems support IVOA protocols, including ConeSearch, SSAP, and webSAMP.

As an example for dr8 v2.0,

Low Resolution Catalog ConeSearch URL pattern: http://www.lamost.org/dr8/v2.0/voservice/conesearch?ra={ra}&dec={dec}&sr={search_radius}. {ra}, {dec}, and {search_radius} are in degree. Then a request link could be http://www.lamost.org/dr8/v2.0/voservice/conesearch?ra=10.0004738&dec=40.9952444&sr=0.2

Low Resolution Spectrum SSAP URL pattern: http://www.lamost.org/dr8/v2.0/voservice/ssap?request=queryData&pos={ra},{dec}&size={size}. {ra}, {dec}, and {size} are in degree. Then a request link could be http://www.lamost.org/dr8/v2.0/voservice/ssap?request=queryData&pos=10.0004738,40.9952444&size=0.2

Medium Resolution Catalog ConeSearch URL pattern: http://www.lamost.org/dr8/v2.0/medvoservice/conesearch?ra={ra}&dec={dec}&sr={search_radius}. {ra}, {dec}, and {search_radius} are in degree. Then a request link could be http://www.lamost.org/dr8/v2.0/medvoservice/conesearch?ra=10.0004738&dec=40.9952444&sr=0.2

Medium Resolution Spectrum SSAP URL pattern: http://www.lamost.org/dr8/v2.0/medvoservice/ssap?request=queryData&pos={ra},{dec}&size={size}. {ra}, {dec}, and {size} are in degree. Then a request link could be http://www.lamost.org/dr8/v2.0/medvoservice/ssap?request=queryData&pos=10.0004738,40.9952444&size=0.2

For other data release versions, users can replace the main version, e.g. "dr8", and subversion, e.g. "v2.0" to target versions. For example, http://www.lamost.org/dr9/v1.0/voservice/conesearch is the base URL of the LAMOST DR9 v1.0