Perseus (constellation)

Perseus

Constellation
List of stars in Perseus
Abbreviation	Per
Genitive	Persei
Pronunciation	/ˈpɜːrsiːəs/ or /ˈpɜːrsjuːs/; genitive /ˈpɜːrsiː.aɪ/
Symbolism	Perseus
Right ascension	3
Declination	+45
Quadrant	NQ1
Area	615 sq. deg. (24th)
Main stars	19
Bayer/Flamsteed stars	65
Stars with planets	7
Stars brighter than 3.00m	5
Stars within 10.00 pc (32.62 ly)	0
Brightest star	α Per (Mirfak) (1.79m)
Messier objects	2
Meteor showers	Perseids September Perseids
Bordering constellations	Aries Taurus Auriga Camelopardalis Cassiopeia Andromeda Triangulum
Visible at latitudes between +90° and −35°. Best visible at 21:00 (9 p.m.) during the month of December.

Perseus is a constellation in the northern sky named after Perseus, the mitological greek hero.^[1] Perseus is located in the northern celestial hemisphere.^[2][3] The brightest star in Perseus is Alpha Persei, that has an apparent magnitude (brightness as viewed from Earth) of 1.8.^[1] The best-known star in Perseus is Algol, which is known by its variability in brightness, that can be noted by the naked eye.^[4] Algol is a star system formed by multiple stars, of which two eclipses each other and creates the brightess variation.^[4] The Perseids are a meteor shower located in Perseus, that are proeminent during the months of July and August.^[5] Perseus' border constellations are: Aries, Taurus, Auriga, Camelopardalis, Cassiopeia, Andromeda and Triangulum.

1. ↑ ^{1.0 1.1} "Perseus | Mythology, Stars, Constellations | Britannica". www.britannica.com. Retrieved 2024-03-01.
2. ↑ Waldek, Stefanie (2019-11-20). "Perseus constellation: Facts, location and myth". Space.com. Retrieved 2024-03-01.
3. ↑ "Chandra :: Photo Album :: Constellation Perseus". chandra.harvard.edu. Retrieved 2024-03-01.
4. ↑ ^{4.0 4.1} "Perseus the Hero and a Demon Star | Sky Archive | EarthSky". earthsky.org. 2022-10-27. Retrieved 2024-03-01.
5. ↑ "The Perseus Constellation | Pictures, Facts, and Location". AstroBackyard. Retrieved 2024-03-01.