Collections
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Probable/Definite New #YSOc by miltonbosch (10 subjects)
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Hα emission-line stars by miltonbosch (10 subjects)
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Possible quasar / AGN (no SIMBAD) by Shigeru (10 subjects)
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YSOs by Pini2013 (10 subjects)
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S2 Stars with unknown spectral class. by artman40 (10 subjects)