--- name: χ Cygni constellation: Cyg created_by: 8mag created_date: 2022-01-21 17:00:00 updated_by: skybber updated_date: 2022-01-27 17:52:37.099667 --- at its maximum of 3mag to 5mag, this long-period variable star located in the southwestern part of the constellation is visible to the naked eye, while in 6 to 7 months or up to 406 days it reaches its minimum around 13th to 14th mag. It is the brightest star of this type after Mira Ceti itself. A suitable comparison star is η Cygni (3.89mag).