Data Sources


The ClassX classifiers use correlative data from a variety of publicly-available catalogs. The table below outlines the current set of catalogs used for the correlation process.

Catalog Name Title Type Links
2MASS 2 Micron All-Sky Survey Infrared CfA,VizieR
GSC 2.2 Guide Star Catalog 2.2 Optical STScI,VizieR
NVSS NRAO VLA Sky Survey Radio NRAO,VizieR
RASSBSC ROSAT All-Sky Survey Bright Source Catalog X-ray MPIE,HEASARC,VizieR
RASSFSC ROSAT All-Sky Survey Faint Source Catalog X-ray MPIE,HEASARC,VizieR
ROSPSPC ROSAT Public Results Archive X-ray HEASARC,VizieR
SUMSS Sydney University Molonglo Sky Survey Radio SUMSS,VizieR
USNO B1.0 USNO Catalog B1 Optical USNO,VizieR
WGACAT White-Giommi-Angelini Catalog X-ray WGACAT,HEASARC,VizieR

Date of last modification: Monday, December 01, 2003
Responsible NASA official: Tom McGlynn

Curator: Eric Winter