Cepheus (constellation)

Cepheus is a constellation in the northern sky.

Cepheus

Constellation
List of stars in Cepheus
Abbreviation	Cep
Genitive	Cephei
Pronunciation	/ˈsiːfiəs/ or /ˈsiːfjuːs/; genitive /ˈsiːfiaɪ/
Symbolism	the King/King Cepheus
Right ascension	20h 01m 56.4481s– 09h 03m 19.7931s[1]
Declination	88.6638870°–53.3532715°[1]
Area	588 sq. deg. (27th)
Main stars	7
Bayer/Flamsteed stars	43
Stars with planets	1
Stars brighter than 3.00m	1
Stars within 10.00 pc (32.62 ly)	3
Brightest star	α Cep (Alderamin) (2.45m)
Messier objects	0
Meteor showers	None
Bordering constellations	Cygnus Lacerta Cassiopeia Camelopardalis Draco Ursa Minor
Visible at latitudes between +90° and −10°. Best visible at 21:00 (9 p.m.) during the month of November.

Deep-sky objects

• NGC 6946
• NGC 7538
• Cave nebula
• Iris nebula

Famous Stars

• Alpha Cephei
• Delta Cephei
• T Cephei

Red supergiants

• MY Cephei
• Mu Cephei
• V354 Cephei
• RW Cephei
• VV Cephei A and B