Markarian 50
In today's world, Markarian 50 has become a topic of great relevance and interest to society in general. Whether due to its impact on history, its influence on popular culture, its importance in the scientific field, or any other reason, Markarian 50 continues to be a topic that captures people's attention and curiosity. For this reason, it is essential to fully explore and understand all aspects related to Markarian 50, in order to appreciate its true value and meaning in the current context. In this article, we will delve into the fascinating world of Markarian 50, exploring its history, development, impact and relevance in modern society.
| Markarian 50 | |
|---|---|
 | |
| Observation data (J2000 epoch) | |
| Right ascension | 23h 15m 15.1s[1] |
| Declination | +60° 26′ 02″[1] |
| Distance | 3,460 pc |
| Physical characteristics | |
| Estimated age | 7.5 million years |
| Other designations | Cl Basel 3, Cl Mrk 50, OCISM 56, MWSC 3712, C 2313+602, Cl Biurakan 3, OCl 257 |
| Associations | |
| Constellation | Cassiopeia |
Markarian 50 is a young open cluster in the Milky Way galaxy. Located at about 3,460 pc away in the constellation Cassiopeia,[2] its age is estimated at only about 7.5 million years old. Markarian 50 may be a member of the OB association Cassiopeia OB2.[2] The Wolf-Rayet star WR 157 is a member of Markarian 50.[3]
| Star name | Effective temperature | Absolute magnitude | Bolometric magnitude | Mass (M☉) | Spectral type |
|---|---|---|---|---|---|
| HD 219460 A | 30200 | -4.7 | -7.7 | 21 | B0III |
| WR 157 (Companion to HD 219460 A) | 65000 | 20 | WN4.5 | ||
| Mrk50-31 | 28200 | -4.6 | -7.4 | 19 | B0.5I |
| Mrk50-23 | 23600 | -4.5 | -6.7 | 14 | B1III |
| Mrk50-30A | 22400 | -3.6 | -5.7 | 11 | B1.5V |
| Mrk50-1 | 22400 | -2.8 | -4.8 | 9 | B1.5V |
References
- ^ a b "Cl Mrk 50". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 29 December 2020.
- ^ a b Baume, Gustavo; Vázquez, Rubén A.; Carraro, Giovanni (December 2004). "The young open cluster Markarian 50". Monthly Notices of the Royal Astronomical Society. 355 (2): 475–484. Bibcode:2004MNRAS.355..475B. doi:10.1111/j.1365-2966.2004.08337.x. hdl:11336/38930. ISSN 0035-8711. S2CID 122774454.
- ^ Turner, D. G.; Moffat, A. F. J.; Lamontagne, R.; Maitzen, H. M. (August 1983). "The WN4.5 component of HD 219460 in the open cluster Markarian 50". The Astronomical Journal. 88: 1199–1209. Bibcode:1983AJ.....88.1199T. doi:10.1086/113410. ISSN 0004-6256. S2CID 120580751.
- ^ Massey, P.; Degioia-Eastwood, K.; Waterhouse, E. (2001). "The Progenitor Masses of Wolf-Rayet Stars and Luminous Blue Variables Determined from Cluster Turnoffs. II. Results from 12 Galactic Clusters and OB Associations". The Astronomical Journal. 121 (2): 1050–1070. arXiv:astro-ph/0010654. Bibcode:2001AJ....121.1050M. doi:10.1086/318769. S2CID 53345173.
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