via Wikipedia infobox
NGC 431 is a lenticular galaxy of type SB0 located in the constellation Andromeda. It was discovered on November 22, 1827 by John Herschel. It was described by Dreyer as "faint, small, very suddenly brighter middle."
NGC 431 (2MASS)
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).