Explanatory Supplement to the 2MASS Second Incremental Data Release
Cutri, R.M. (IPAC/Caltech),
Skrutskie, M.F. (UMASS),
Van Dyk, S.,
Chester, T.,
Evans, T.,
Fowler, J., Gizis, J. (IPAC/Caltech),
Howard, E. (UMASS),
Huchra, J. (Harvard-Smithsonian CfA),
Jarrett, T.,
Kopan, E.L.,
Kirkpatrick, J.D.,
Light, R.M,
Marsh, K.A.,
McCallon, H. (IPAC/Caltech),
Schneider, S.,
Stiening, R. (UMASS),
Sykes, M. (U.Arizona),
Weinberg, M. (UMASS),
Wheaton, W.A.,
Wheelock, S. (IPAC/Caltech)
Table of Contents
- 2MASS Overview
- The 2MASS Sky
- Executive Summary of 2MASS Second Incremental Data Products
- Point Source Catalog
- Extended Source Catalog
- Image Products
- Distribution Mode for 2MASS Products
- Data Release Plan
- Cautionary Notes
- General
- Point Source Catalog (PSC)
- Extended Source Catalog (XSC)
- Atlas Images
- Acknowledgments
- 2MASS Personnel
- Referencing 2MASS
- 2MASS Source Naming Convention
- Acknowledging 2MASS in Publications
- General Properties of the Data Release
- Point Source Catalog
- Format
- Selection Criteria
- General Properties
- Photometric Properties
- Astrometric Properties
- Miscellaneous
- Extended Source Catalog
- Format
- Selection Criteria
- General Properties
- Photometric Properties
- Size Distribution
- Relevant Images
- Atlas Images
- Extended Source Postage Stamp Images
- Ancillary Files
- Point Source Record Format
- Extended Source Record Format
- Atlas Image Header Description
- Scan Information Table
- Known Asteroid Detection List
- Known Comet Detection List
- Known Planet and Satellite Detection List
- PSC and XSC Anomaly Files
- Facilities
- Telescopes
- Camera and Detectors
- Observatory Sites and Site Conditions
- Data Acquisition
- Scanning Strategy
- Survey Strategy
- Photometric Calibration Strategy
- Processing Pipeline Overview
- Instrumental Frame Correction
- Atlas Image Generation
- Image Estimation Using Kernel Smoothing
- Point Source Detection and Photometry
- Band Merging and Bandfills
- Optical Source Associations
- Extended Source Identification and Photometry
- Position Reconstruction
- Artifact Identification
- Photometric Calibration
- Known Asteroid, Comet, Planet, and Satellite Associations
- Quality Assurance
- Overview
- Tile Selection
- Date Range
- Photometric Quality
- Average Seeing
- Residual Background Structure
- Multiple Tile Observations
- Tile Contiguity
- Other area considerations
- Source Selection
- Tile Edges and Overlap Resolution
- Tile Edges
- Overlap Resolution
- Unbounded Tile Edges
- Bright Star and Galaxy Placeholders
- Comparison of Achieved Performance of Second Incremental Release Catalogs with Level 1 Science
Specification
- Global Photometric Properties
- Completeness and Reliability
- PSC Characteristics in Selected Reference Regions
- Comparison to External Catalogs and Models
Last modified 2000 Feb 16. For assistance, contact
2mass@ipac.caltech.edu