spiral galaxy in the constellation Andromeda
via Wikipedia infobox
NGC 109 is a spiral galaxy estimated to be about 240 million light-years away in the constellation of Andromeda. It was discovered by Heinrich d'Arrest in 1861 and its magnitude is 13.7.
One supernova has been observed in NGC 109: SN 2019upw (type Ia, mag. 17.5).
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).