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Open cluster in the constellation Perseus
The Alpha Persei Cluster, also known as Melotte 20 or Collinder 39, is an open cluster of stars in the northern constellation of Perseus. To the naked
Alpha_Persei_Cluster
Brightest star in the constellation Perseus
Alpha Persei (Latinized from α Persei, abbreviated Alpha Per, α Per), formally named Mirfak (pronounced /ˈmɜːrfæk/ or /ˈmɪərfæk/), is the brightest star
Alpha_Persei
Constellation in the northern celestial hemisphere
members of an open cluster known as the Alpha Persei Cluster. The best-known star, however, is Algol (Beta Persei), linked with ominous legends because
Perseus_(constellation)
Variable star in the Alpha Persei Cluster
stars of the Alpha Persei Cluster, for which the researchers found a few stars to be variable. The star AP 70, later called V488 Persei was found to be
V488_Persei
Type of star cluster
open clusters, such as the Pleiades, the Hyades and the Alpha Persei Cluster, are visible with the naked eye. Some others, such as the Double Cluster, are
Open_cluster
Star in the constellation Perseus
et al. (March 2016). "The binary fraction and mass segregation in Alpha Persei open cluster". Monthly Notices of the Royal Astronomical Society. 457 (1):
Psi_Persei
Star in the constellation Perseus
modelled age of the system (57 million years) places it within the Alpha Persei Cluster. The primary star rotates rapidly with a projected equatorial velocity
Phi_Persei
Open cluster in the constellation Coma Berenices
adopted as the cluster size At the same distance as Melotte 111, but its proper motion and isochrone are inconsistent. Alpha Persei Cluster List of nearby
Coma_Star_Cluster
Pattern of stars recognized on Earth's night sky
the Hyades, the Pleiades also in the Taurus constellation and the Alpha Persei Cluster (with Alcyone and Mirfak as the brightest stars). The northern Spring
Asterism_(astronomy)
Brightest star in the night sky
Magellanic Cloud, Milky Way, Carina Nebula, Hyades, Pleiades and the Alpha Persei Cluster (with Eta Carinae, Theta Tauri, Alcyone and Mirfak as the brightest
First-magnitude_star
Variable star in the constellation Perseus
to each other on the stellar surface. HD 21699 is a member of the Alpha Persei Cluster. In 1967, Robert Garrison noted that the U-B color of HD 21699 is
HD_21699
(January 1999). "The Mass and Age of Very Low Mass Members of the Open Cluster alpha Persei". The Astrophysical Journal. 510 (1): 266–273. arXiv:astro-ph/9807145
List_of_open_clusters
Star in the constellation Perseus
48 Persei (also known as c Persei, 48 Per, HR 1273, HIP 19343, or HD 25940) is a Be star in the constellation Perseus, approximately the 500th brightest
48_Persei
Space telescope launched on December 7, 1968
Based Telescopes. Retrieved 2018-10-25. OAO 2 observations of the Alpha Persei cluster OAO-2 Info and pics 50th Anniversary Overview of OAO-2 including
Orbiting Astronomical Observatory 2
Orbiting_Astronomical_Observatory_2
Star in the constellation Perseus
consisting of δ Persei, η Persei, α Persei, γ Persei, ψ Persei, 48 Persei, μ Persei and HD 27084. Consequently, the Chinese name for δ Persei itself is 天船五
Delta_Persei
Star system in the constellation Perseus
Epsilon Persei, Latinized from ε Persei, formally named Áldu, is a Triple star system kin the northern constellation of Perseus. It has a combined apparent
Epsilon_Persei
Star in the constellation Perseus
Persei, 9 Persei, Tau Persei, Iota Persei, Beta Persei (Algol), Rho Persei, 16 Persei and 12 Persei. Consequently, the Chinese name for Kappa Persei itself
Kappa_Persei
Star in the constellation Perseus
apparent visual magnitude of 5.16. This object is a member of the Alpha Persei Cluster. This is a B-type main-sequence star with a stellar classification
29_Persei
Star in the constellation Perseus
shift of 6.1 mas, is 535 light years. It is a member of the young Alpha Persei Cluster, Melotte 20, and moving is closer to the Earth with a heliocentric
HD_21071
Binary star system in the constellation Perseus
with a radial velocity of −3.5 km/s. It is a likely member of the Alpha Persei Cluster. The primary member, designated component A, is a B-type main-sequence
34_Persei
star clusters, ordered by diameter in light years, above the size of 50 light years in diameter. This list includes globular clusters, open clusters, super
List_of_largest_star_clusters
5.38 48 Persei 480 ± 10 B3Ve 4.03 Member of Alpha Persei Cluster. PP Carinae 480 ± 30 Carina B4 Vne 3.22 - 3.55 Part of IC 2602 Open Cluster. HD 206610
List of star systems within 450–500 light-years
List_of_star_systems_within_450–500_light-years
Star in the constellation Perseus
It is a member of the Perseus OB3 association, which includes the Alpha Persei Cluster. This is a single-lined spectroscopic binary star system with an
30_Persei
Star in the constellation Cassiopeia
associated with the alpha Persei Cluster, indicating that the Cas-Tau group, including Epsilon Cassiopeiae, may have been separated from the cluster through tidal
Epsilon_Cassiopeiae
Binary star system in the constellation Perseus
binary star system in the constellation Perseus, located within the Alpha Persei Cluster. It has a blue-white hue and is visible to the naked eye with a combined
HD_21278
Star in the constellation Perseus
with a radial velocity of −1.6 km/s. It is likely a member of the Alpha Persei Cluster. This object is a massive B-type main-sequence star with a stellar
31_Persei
Open cluster in the constellation Perseus
open cluster in the constellation Perseus. It was discovered by William Herschel on 11 December 1786. It is located 3° southwest of alpha Persei and can
NGC_1245
Catalogue of open clusters made by Swedish astronomer Per Collinder
properties of open galactic clusters and their spatial distribution. The catalogue contains 452 open clusters, 11 globular clusters, 6 asterisms, 1 stellar
Collinder_catalogue
Diffuse nebula in the constellation Perseus
of the sky. It is a H II region, a region of star formation. The star cluster contains the emission-line star LkHα 101, which provides much of the ionizing
NGC_1579
Stars with a supergiant luminosity class with a spectral type of K or M
(2002). "The Star Formation History and Mass Function of the Double Cluster h and χ Persei". The Astrophysical Journal. 576 (2): 880–893. arXiv:astro-ph/0205130
Red_supergiant
Star in the constellation Perseus
Omega Persei (ω Persei) is a solitary, orange-hued star in the northern constellation of Perseus. The star is faintly visible to the naked eye with an
Omega_Persei
Dark nebula in the constellation Camelopardalis
association in the Camelopardalis group. It is located just north of the Alpha Persei Cluster and apparently extends over a region with a diameter of 24°; the
Camelopardalis_dark_region
as Alpha Andromedae (α And) Now included in the constellation Andromeda Bayer's Chi Persei is NGC 884, the eastern cluster of the Double Cluster – Wagman
Table of stars with Bayer designations
Table_of_stars_with_Bayer_designations
Lenticular galaxy in the constellation Perseus
z = 0.0189, it is one of the brightest objects detected in the Perseus Cluster at both radio frequencies and X-ray energies, and also the fourth closest
IC_310
Catalogue of 245 star clusters compiled By British astronomer Philibert Jacques Melotte
of 245 star clusters compiled by British astronomer Philibert Jacques Melotte. It was published in 1915 as A Catalogue of Star Clusters shown on Franklin-Adams
Melotte_catalogue
Constellation in the northern celestial hemisphere
than 25°S it can be seen, seasonally, low in the North. At magnitude 2.2, Alpha Cassiopeiae, or Schedar, is the brightest star in Cassiopeia. The constellation
Cassiopeia_(constellation)
Blue supergiant star in the constellation Perseus
hydrogen and is now fusing heavier elements. It is an Alpha Cygni variable (designated V474 Persei), a type of non-radial pulsating variable. It ranges
9_Persei
Messier marathon
88 NGC 288 Globular cluster Scl Telescope - Binoculars 89 Alpha Persei Cluster Open cluster Per Binoculars 90 NGC 1342 Open cluster Per Telescope - Binoculars
Sufi_Observing_Competition
Loose star cluster
Zeta Herculis moving group Alpha Persei moving cluster Cameleopardis OB1 association OB star Moving groups Open clusters List of nearby stellar associations
Stellar_association
Star that has a supergiant luminosity class, with a spectral type of F or G
smaller than red supergiants; naked eye examples include Polaris, Alpha Leporis, Alpha Persei, Delta Canis Majoris and Iota¹ Scorpii. Many of them are variable
Yellow_supergiant
Blue supergiant star in the constellation Perseus
close to the Double Cluster and is considered a cluster member. In 1999, 10 Persei was given the variable star designation V554 Persei, after being identified
10_Persei
White dwarf
23596 b Star clusters NGC 744 869 (h) 884 (χ) 957 1039 1193 1220 1245 1342 1348 1444 1513 1528 1545 1582 1605 1624 Other Alpha Persei Cluster IC 348 Perseus
ZTF_J0139+5245
Open cluster in the constellation Lacerta
(December 1987). "Photoelectric search for CP2-stars in open clusters. XII. Alpha Persei, Praesepe and NGC 7243". Astronomy and Astrophysics, Supplement
NGC_7243
Star in the constellation Taurus
S2CID 14878976 Eggen, Olin J. (October 1998), "The Pleiades and alpha Persei Clusters", The Astronomical Journal, 116 (4): 1810–1815, Bibcode:1998AJ.
18_Tauri
Type of star larger than main-sequence but smaller than a giant
scheme, including: B0: γ Cassiopeiae, δ Scorpii, B0.5: β Scorpii, ε Persei B1: ο Persei, β Cephei B2: γ Orionis, π Scorpii, θ Ophiuchi, λ Scorpii, ω Canis
Subgiant
Hot, luminous star with a spectral type of A9 or earlier
Orionis B-type supergiant, spectral type B2Ia 5 Persei, B-type supergiant, spectral type B5Ia 10 Persei, B-type supergiant, spectral type B2Ia Omicron²
Blue_supergiant
الثّريّا Alpha Persei Mizar al-Mi'zar the Apron المئزر Zeta Ursae Majoris Mothallah Ra'as ul-Muthallath (Head of) the Triangle الرعس المثلث Alpha Trianguli
List_of_Arabic_star_names
Constellation in the northern celestial hemisphere
slow nova, similar to DQ Herculis. Like DQ Herculis, WZ Sagittae, Nova Persei 1901 and Nova Aquilae 1918, it is a very close binary with a very short
Auriga
Constellation in the northern celestial hemisphere
was assigned by Johann Bayer to Perseus, where he designated it "Upsilon Persei (υ Per)", but it was moved to Andromeda by the International Astronomical
Andromeda_(constellation)
Binary star in the Pleiades star cluster
Pleione is a binary star system in the Pleiades star cluster, within the constellation of Taurus. It has the variable star designation BU Tauri (BU Tau)
Pleione_(star)
Hypothetical hybrid star type
stars, though this is only likely to occur in extremely crowded globular clusters. Alternatively, the neutron star could form in a binary system when one
Thorne–Żytkow_object
Type of large cool star
Geminorum) Capella Aa (α Aurigae) Schedar (α Cassiopeiae) δ Andromedae ρ Persei Mira (ο Ceti) χ Cygni Rasalgethi (α Herculis) The Sun will exit the main
Red_giant
; et al. (February 2006). "The new orbital elements and properties of ɛ Persei". Astronomy and Astrophysics. 446 (2): 583–589. Bibcode:2006A&A...446..583L
List_of_most_massive_stars
Observatory
succeeded in obtaining further photographic evidence of the nebula at ξ Persei (now called the "California Nebula"). After building the giant telescope
Archenhold_Observatory
Stars sorted by absolute magnitude
VVV CL041 is an open cluster. Cl 1813-178 is an open cluster in the molecular cloud complex W33 Complex. VVV CL074 is an open cluster. Variable, luminosity
List_of_most_luminous_stars
Work by Giovanni Battista Hodierna
descriptions, discoveries and rediscoveries: Original discoveries Alpha Persei Moving Cluster M6 M8 M36 M37 M38 M41 M47 NGC 2362 NGC 6231 Probable original
De systemate orbis cometici, deque admirandis coeli characteribus
De_systemate_orbis_cometici,_deque_admirandis_coeli_characteribus
Stellar classification
stopping the birth of new stars, and possibly leaving behind a young open cluster. Nevertheless, before the cloud is disrupted, the sweeping up of material
O-type_star
Rare star with tremendous luminosity and high rates of mass loss by stellar winds
Large Magellanic Cloud and possibly the largest known overall NML Cygni S Persei VY Canis Majoris - potentially the largest star known in the Milky Way VX
Hypergiant
Study of the movement of stars
moving group Alpha Persei moving cluster Beta Pictoris moving group Castor moving group Corona Australis association Eta Chamaeleontis cluster Hercules-Lyra
Stellar_kinematics
to make a detectable contribution. For example, the binary star system Alpha Centauri has the total or combined magnitude of −0.27, while its two component
List_of_brightest_stars
Hyades Open cluster. 26 Aquilae 144 ± 3 Aquila 19h 20m 32.90620s −05° 24′ 56.7649″ G8III-IV 5.00 HD 57625 144.3 F8 Has one known exoplanet. Alpha Octantis
List of star systems within 100–150 light-years
List_of_star_systems_within_100–150_light-years
– Bruneiastronomy.org". Retrieved 2020-10-11. Kaler, James B. "Menkar (Alpha Ceti)". Stars. University of Illinois. Archived from the original on 2012-05-31
List_of_proper_names_of_stars
Spanish astrophysicist
(April 1992). "Spectroscopy of a brown dwarf candidate in the Alpha Persei open cluster". The Astrophysical Journal. 389: L83. Bibcode:1992ApJ...389L
Rafael_Rebolo_López
Cosmic matter (remnant)
progenitor stars via light echoes as observed with the spherical shell of Nova Persei 1901 or the energies remaining in the expanding bubbles like T Pyxidis.
Nova_remnant
stellar cluster or association membership, because it is difficult to calculate accurate distances for red supergiants that are not part of any cluster or
List_of_largest_stars
Stellar classification distinguished by bright blue luminosity
Abt, & Tapscott (1978) further contributed the standards Acrab (B2 V), 29 Persei (B3 V), HD 36936 (B5 V), and HD 21071 (B7 V). Gray & Garrison (1994) contributed
B-type_main-sequence_star
arXiv:2012.05220. Bibcode:2021AJ....161..147B. doi:10.3847/1538-3881/abd806. SU Persei's database entry at VizieR. Anugu, Narsireddy; Baron, Fabien; et al. (October
List of stars with resolved images
List_of_stars_with_resolved_images
125823). Named after William P. Bidelman. Bidelman's peculiar star is KS Persei (HD 30353), a PV Telescopii variable. Bidelman's high-latitude Be star is
Stars_named_after_people
"Periodic Low-amplitude Radial Velocity Variations in the Supergiant α Persei", The Astrophysical Journal, 985 (2): 176, Bibcode:2025ApJ...985..176B,
List_of_nearest_supergiants
Classification of stars based on spectral properties
Moffat, A. F. J. (2007). "Early-type stars in the core of the young open cluster Westerlund 2". Astronomy and Astrophysics. 463 (3): 981–991. arXiv:astro-ph/0612622
Stellar_classification
Farrington, C. (2015). "Spectral and spatial imaging of the Be+sdO binary ϕ Persei". Astronomy & Astrophysics. 577: A51. arXiv:1503.03423. Bibcode:2015A&A
List of nearest stars by spectral type
List_of_nearest_stars_by_spectral_type
Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x. ISSN 0035-8711. Alpha Persei's database entry at VizieR. Planquart, L.; Paladini, C.; Jorissen, A.;
List_of_exoplanet_extremes
Heterogeneous class of stars with unusual spectra
the centre of the densest star clusters. Occasionally a runaway WNh star such as VFTS 682 is found outside such clusters, probably having been ejected
Wolf–Rayet_star
17925 (32 G. Eridani) K1V 6.05 5.97 02h 52m 31.65s −12° 46′ 11.0″ 33.9 ι Persei G0V 4.05 3.94 03h 09m 04.02s +49° 36′ 47.8″ 34.4 Wolf 635 A K7 V 7.70 7
List_of_nearest_bright_stars
Star in the constellation Canis Major
supergiants such as MY Cephei, S Persei, VX Sagittarii, and NML Cygni. Such stars were also referred to as "S Per et al.". The H-alpha (Hα) line is not visible
VY_Canis_Majoris
Star whose brightness fluctuates, as seen from Earth
from a planetary nebula undergoes helium flash, becoming a supergiant. DY Persei variables are considered a subclass of cool R CrB variables. They are carbon-rich
Variable_star
Comparison of all orbital launch systems
2))". Gunter's Space Page. Retrieved 15 May 2026. Krebs, Gunter. "Angara (cluster)". Gunter's Space Page. Retrieved 30 November 2024. "LAUNCH". Gilmour Space
Comparison of orbital launch systems
Comparison_of_orbital_launch_systems
Type of star that is massive and luminous
fainter than absolute magnitude −5, with some examples around −2 (e.g. 14 Persei). With bolometric corrections around zero, they may only be a few hundred
Supergiant
American astronomer
Spectra. For his 1943 dissertation, Bidelman reported the Double Cluster in the I Persei association is physically associated with neighborhood supergiant
William_P._Bidelman
Type of star
as 1667MHz or 22MHz. R Aquilae QX Puppis V669 Cassiopeiae W43A HV 2112 S Persei VX Sagittarii V1804 Sagittarii VY Canis Majoris AH Scorpii MY Cephei PZ
OH/IR_star
Shuǐ Stored Water Lambda Persei 天讒 Tiān Chán Celestial Slander 42 Persei 北落師門 Běi Là Shī Mén North Gate of the Military Camp Alpha Piscis Austrini Fomalhaut
List_of_Chinese_star_names
Minoris 1,800 C4,3 1,053 V Coronae Borealis 1,800 C6,2e_MS3 2,100 V384 Persei 1,820 N T Draconis 1,850 C6,2e V346 Puppis 1,875 C Leo A 22 1,900 C 2,600
List_of_coolest_stars
Star in the constellation Cygnus
Strom, Stephen E.; et al. (2005), "B Star Rotational Velocities in h and χ Persei: A Probe of Initial Conditions during the Star Formation Epoch?", The Astronomical
Pi1_Cygni
Observatory in Urbana, Illinois, U.S.
Algol, 1H Cassiopeiae (HR 8926), ellipsoidal variables π5 Orionis, and b Persei, and Nova Aquilae (V603 Aquilae) in 1918. Stebbins and Kunz also travelled
Astronomical Observatory (University of Illinois Urbana-Champaign)
Astronomical_Observatory_(University_of_Illinois_Urbana-Champaign)
2023). "An Extremely Massive White Dwarf Escaped from the Hyades Star Cluster". The Astrophysical Journal Letters. 956 (2): L41. arXiv:2310.03204. Bibcode:2023ApJ
List_of_smallest_known_stars
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
Girl/Female
Indian
Loving
Girl/Female
Arabic
Respectable
Female
Thai/Siamese
Thai name PENSRI means "beauty and goodness of the moon."
Surname or Lastname
English (West Midlands)
English (West Midlands) : variant spelling of Perks.Jewish (from Ukraine) : metronymic from the Yiddish name Perke (a pet form of the female personal name Perl ‘pearl’; see Perel 3) + the Yiddish possessive suffix -s.
Biblical
same as Persia
Surname or Lastname
English
English : ethnic name for someone from Jersey in the Channel Islands.
Girl/Female
English American
Healer.
Female
Yiddish
Yiddish name PERLE means "pearl."
Girl/Female
Greek Latin
From Persia.
Surname or Lastname
English
English : metonymic occupational name for someone who made bags or purses or for an official in charge of expenditure, from Middle English purse (via Old English from Latin bursa).Scottish : variant of Purser.
Female
English
Variant spelling of English Pearlie, PERLIE means "pearl."
Male
English
Short form of English Percival, PERCE means "pierced valley."
Surname or Lastname
English
English : from an agent derivative of Middle English purse (see Purse), hence an occupational name for someone who made or sold purses and bags, or for an official in charge of expenditure.Scottish : Anglicized form of Gaelic Mac an Sparain ‘son of the purse’, traditionally born by purse-bearers to the Lords of the Isles.
Male
Russian
(Сергей) Russian form of Greek Sergios, possibly SERGEI means "sergeant."Â
Girl/Female
American, British, English, Greek
Healer; With Healing Power
Girl/Female
Australian, German, Greek, Latin
Woman from Persia; Persian Woman
Girl/Female
Greek American
Firstbom.' The first letter of the Greek alphabet.
Boy/Male
African, Australian, Chinese, French, Latin, Swedish
First Letter of the Greek Alphabet; Leader
Boy/Male
Hindu
First letter of the greek alphabet
Male
African
(ox); the first letter of the Greek alphabet.
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
Girl/Female
Indian, Tamil, Telugu
Born of the Mind
Boy/Male
Indian, Punjabi, Sikh
Victory of the Radiant Lord
Girl/Female
Australian, German, Italian, Latin, Romanian
Laurel Grove
Male
African
seemed destined to die at birth.
Girl/Female
Tamil
Daughter
Boy/Male
Hindu, Indian, Traditional
King of Beauty
Boy/Male
Danish, Finnish, German
Lovely
Boy/Male
Hindu, Indian, Marathi
Successful; Winner
Girl/Female
Muslim
Luminous. Brilliant. Illuminating.
Boy/Male
Muslim
Intended, Aimed at, Object, Proposed
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
ALPHA PERSEI-CLUSTER
imp. & p. p.
of Parse
v. t.
To put into a purse.
imp. & p. p.
of Peruse
n.
One of a group of shooting stars which appear yearly about the 10th of August, and cross the heavens in paths apparently radiating from the constellation Perseus. They are beleived to be fragments once connected with a comet visible in 1862.
imp. & p. p.
of Verse
n.
The first letter in the Greek alphabet, answering to A, and hence used to denote the beginning.
n.
In Persia, the sum of 50 tomans.
pl.
of Pease
pl.
of Pease
n.
A verse.
v. i.
To steal purses; to rob.
n.
A purse or purse net.
v. t.
To represent as a person; to personify; to impersonate.
imp. & p. p.
of Purse
v. i.
To make verses; to versify.
n.
The last letter of the Greek alphabet. See Alpha.
n.
Alt. of Alpia
n.
One who parses.
a.
Of or relating to Persia.
n.
One who peruses.