VI photometry of 8 Cepheid candidates in M31

Name: VI photometry of 8 Cepheid candidates in M31
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B2FIND2026-03-19 收录

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https://b2find.eudat.eu/dataset/95e32714-7d4e-56be-8d3f-1efc880f4721

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The ultra-long-period Cepheids (ULPCs) are classical Cepheids with pulsation periods exceeding ~80days. The intrinsic brightness of ULPCs are ~1 to ~3mag brighter than their...