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Subject
- galaxies[remove]606
- surveys[remove]606
- photometry286
- optical astronomy168
- redshifted166
- catalogs155
- infrared sources115
- infrared photometry108
- spectroscopy103
- radio galaxies89
- galaxy classification systems87
- sloan photometry52
- active galactic nuclei50
- radio astronomy50
- x-ray sources46
- millimeter astronomy39
- submillimeter astronomy39
- galaxy clusters38
- redshifted / redshift35
- wide-band photometry34