United States Naval Observatory Catalogs
Mission Characteristics
| Lifetime: | Digitizations of photographic plates covering the years 1949-2002 |
| Wavelength: |
USNO-B: Optical B, R, and I bands (0.4-0.9 microns) UCAC3: bandpass between V and R |
| Area Coverage: | All-Sky |
| Science Products Generated: |
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IRSA Services
| USNO-B1 Catalog | Use IRSA's General Catalog Search to search the catalog |
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| UCAC3 Catalog | Use IRSA's General Catalog Search to search the catalog |
Other Resources:
| USNOFS PMM Catalogs | Project Website |
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