Spitzer Extragalactic First Look Survey: IRAC Bandmerged Verification Field Catalog

The Spitzer Extragalactic First Look Survey is a 67-hour infrared imaging survey covering 4 square degrees, conducted by NASA's Spitzer Space Telescope after its Science Verification in November 2003. It aimed to characterize extragalactic source populations down to sub-millijansky levels in the mid-infrared. The dataset includes ancillary data from ground-based optical and radio telescopes.

Use Cases

• Characterizing extragalactic source populations based on mid-infrared imaging data.
• Cross-matching infrared sources with ancillary optical and radio telescope data mentioned in the description.
• Analyzing source density and properties down to sub-millijansky flux levels as described.

Strengths

• Covers 4 square degrees of imaging, providing a substantial sky area for analysis.
• Integrates data from multiple instruments (MIPS, IRAC) and ancillary ground-based telescopes.
• Conducted during a defined early mission phase (post-Science Verification in November 2003).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• File formats include BIN, which may require specialized tools for access.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Observational data from the Spitzer Space Telescope's IRAC and MIPS instruments, supplemented by ground-based data.

Time Range

Observations conducted after Science Verification completion in November 2003.

Freshness

Last updated 2026-03-13 17:31:06.663751; freshness should be verified.

Geography

Centered at celestial coordinates J1718+5930.