|- bgcolor="#FFFAFA" | Note (category: variability): || H and K emission vary.
I don't have enough context to write an accurate 2-sentence overview. The provided information only mentions that Arcturus shows variable H and K emission, which is a technical detail insufficient for a general reader to understand what Arcturus is or why it matters.
AI-generated from the Wikipedia summary — may contain errors.
via Wikidata · CC0
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).