- Oddly, while the Omicrons have no proper names, dimmer Omega-1 (the brighter and western of its pair) is known as Ruchba (from an Arabic phrase meaning “the Hen’s Knee), which is not be confused with the OTHER Ruchbah, Delta Cassiopiae, the two being distinguished only by their English spellings.
incorrect name association for
- Ruchbah (stars.astro.illinois.edu)
And just over the line into third magnitude (2.68), Ruchbah is appropriately the fourth brightest star in the constellation, following right behind Gamma.
- There is a lot of confusion behind this name and its association with Omega-1 and Omega-2 Cygni. Jim states that Ruchba is Omega-1 but Wikipedia and Wikidata state that Ruchba is Omega-2. Both may be correct depending on the historical source.