2MASS Extended Source Catalog

Algorithms, Analysis and Results

• Survey Extended Source Database NEW

Deep-6X Extended Source Data Base (X6X)

• GALWORKS Modifications and Performance NEW
  
• Estimating the Reliability of the 2MASS-6X X6X NEW
  
• Extended Source Reliability Flag NEW

Extended Source Catalog (XSC)

• Gallery of Images

• XSC Primer: How to Use the XSC -- -- FAQ Sheet

• README: XSC Anomalies

• XSC Column Information

• *NEW* IRSA Gator User Interface to the XSC

• XSC Postage-Stamp Images

• The Sky's the Limit: Grand Finale for Twin-Telescope Survey press release for the All Sky products, featuring the Extended Source Catalog of galaxies.

• IAU Poster (Sydney, Australia, July 2003)

• Extended Source Spatial Coverage

• 2MASS vs. FIRST Astrometry

• Astrometry: 2MASS vs. Optical Catalogs

• Size Distribution

• 2MASS XSC Colors

• 2MASS Galaxy Counts

• Allsky Images of the XSC
  • NEW featuring the 3-Dimensional view of the local Universe

• Galactic Extended Sources: Distribution & Colors

• Large Galaxy Primer

• Jarrett et al. 2003, 2MASS Large Galaxy Atlas

• Starburst Galaxy NGC253: The Movie

• Stellar Number Density Metric: "density"

• 2MASS PSF Beam

• Extended Source Confusion Flag: cc_flg

• Visual Inspection of Extended Sources: "vc" flag

• Reliability Flag "rel"

• Repeatibility Tests

• Reliability Based on Visual Inspection of a Large Sample

• XSC Completeness in the Virgo Galaxy Cluster
  • A. Low Spatial Resolution, 50 deg² Mosaic
    
  • B. Full Resolution, 3 deg² Mo saic

• Summary of Modifications to the Extended Source Processor

• Large Aperture Photometry: Profile Fitting, Isophotal & Total Mags

• Examples of Radial Profile Fitting

• Axis Ratio and Small Radii

• Improved Ellipse Fitting and Isophotal Photometry in Crowded Fields

[Last Updated: 2004 Oct 4; by Tom Jarrett]