The IRSA site will be down from 9 am to 2 pm PST on Saturday, Nov 7 2009 for network maintenance.
IRSA - Two Micron All Sky Survey (2MASS)
Mission Characteristics
| Lifetime: |
1997-2001 |
| Wavelength: |
- J-band (1.25 µm)
- H-band (1.65 µm)
- Ks-band (2.17 µm)
|
| Area Coverage: |
All Sky |
| Instruments: |
- 1.3-m telescopes at Mt. Hopkins and CTIO, Chile
- 3-channel cameras using 256x256 arrays of HgCdTe detectors
|
| Science Products: |
- Point Source Catalog (PSC) consisting of over 500 million stars and galaxies
- Extended Source Catalog (XSC) consisting of 1.6 million resolved galaxies
- Large Galaxy Atlas (LGA) consisting of ~600 nearby galaxies and globular clusters
- All-Sky Quicklook and Atlas images providing full coverage of the infrared sky
|
All-Sky Release Services
Other Resources