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Subject
- infrared photometry[remove]265
- photometry265
- redshifted[remove]265
- optical astronomy176
- galaxies132
- surveys103
- wide-band photometry97
- spectroscopy72
- active galactic nuclei54
- quasars41
- infrared sources38
- sloan photometry36
- x-ray sources36
- galaxy clusters32
- catalogs29
- supernovae24
- astronomical object identification23
- radio astronomy22
- hst photometry19
- millimeter astronomy18