IRSA - United States Naval Observatory B1.0 Catalog
Mission Characteristics
Lifetime: | Digitizations of photographic plates covering the years 1949-2002 |
Wavelength: | Optical B, R, and I bands (0.4-0.9 microns) |
Area Coverage: | All-Sky |
Science Products Generated: |
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IRSA Services
USNO-B1 Catalog | Use IRSA's General Catalog Search (Gator) to search the catalog |
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Other Resources:
USNOFS PMM Catalogs | Project Website |
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