Collections
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Known #Quasar / #AGN, known candidates, and likely candidates per SED by mboschmd (10 subjects)
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Possible quasar / AGN (no SIMBAD) by Shigeru (10 subjects)
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Galaxy by anoxie (10 subjects)
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supergoodcandidates by marca (10 subjects)
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Unusual by artman40 (10 subjects)