10 Lacertae (10 Lac) is a star in the constellation Lacerta. With an apparent magnitude of 4.9, it is located around 550 parsecs (1,800 ly) distant in...
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not changed since the early 20th century, are S Monocerotis (O7 V) and 10 Lacertae (O9 V). The Morgan–Keenan–Kellerman (MKK) "Yerkes" atlas from 1943 listed...
12 KB (1,301 words) - 01:29, 4 July 2024
BL Lacertae or BL Lac is a highly variable, extragalactic active galactic nucleus (AGN or active galaxy). It was first discovered by Cuno Hoffmeister in...
4 KB (368 words) - 21:03, 30 July 2024
BL Lacertae object or BL Lac object is a type of active galactic nucleus (AGN) or a galaxy with such an AGN, named after its prototype, BL Lacertae. In...
8 KB (1,019 words) - 21:09, 30 July 2024
subsequently been introduced. Spectral standards: O7V – S Monocerotis O9V – 10 Lacertae B-type stars are very luminous and blue. Their spectra have neutral helium...
105 KB (11,508 words) - 10:59, 6 October 2024
The least luminous O-type stars can remain on the main sequence for around 10 million years, but cool slowly during that time and become early B-type stars...
30 KB (3,351 words) - 15:41, 15 October 2024
It also contains the prototypic blazar BL Lacertae. Lacerta contains no Messier objects. Alpha Lacertae is a blue-white hued main-sequence star of magnitude...
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Space Telescope Survey of BL Lacertae Objects. II. Host Galaxies". The Astrophysical Journal. 532 (2): 816–829. doi:10.1086/308616. ISSN 0004-637X. Overbye...
18 KB (2,134 words) - 13:05, 25 September 2024
Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR. Barry...
11 KB (172 words) - 13:33, 22 September 2024
AR Lacertae is a frequently-studied triple star system in the northern constellation of Lacerta, abbreviated AR Lac. This variable star system is the prototype...
18 KB (1,547 words) - 14:06, 13 September 2024
Alpha Lacertae, Latinised from α Lacertae, is a single white-hued star in the constellation of Lacerta, located 103 light-years from the Sun. It is the...
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List of stars in Lacerta (redirect from 8 Lacertae)
+56° 49′ 31.6″ 10.40 B9V Algol variable, Vmax = 10.28m, Vmin = 10.89m, P = 1.5422075 d DE Lac DE 109420 22h 10m 07.77s +40° 55′ 10.6″ 10.43 2490 F6.5 δ...
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1ES 0229+200 (category BL Lacertae objects)
1ES 0229+200 is a relatively distant BL Lacertae object (BL Lac) located in the constellation of Aries, 1.9 billion light years from Earth. It has a redshift...
12 KB (1,252 words) - 08:03, 19 October 2024
Beta Lacertae (Beta Lac, β Lacertae, β Lac) is the fourth-brightest star in the constellation of Lacerta. Based upon an annual parallax shift of 19.19 mas...
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1ES 1741+196 (category BL Lacertae objects)
1ES 1741+196 is a BL Lacertae object (BL Lac) located in the constellation of Hercules. It is located 1.2 billion light years from Earth. It was first...
9 KB (898 words) - 12:36, 18 October 2024
EW Lacertae, also known as HD 217050 and HR 8731, is a star about 940 light years from the Earth, in the constellation Lacerta. It is a 5th magnitude star...
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1 Lacertae is a solitary star in the northern constellation of Lacerta. It is visible to the naked eye with an apparent visual magnitude of 4.15. Based...
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Cuapetes lacertae, previously known as Periclimenes lacertae, is a species of shrimp belonging to the family Palaemonidae. Its name is due to the fact...
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EV Lacertae (EV Lac, Gliese 873, HIP 112460) is a faint red dwarf star 16.48 light-years away in the constellation Lacerta. It is the nearest star to the...
9 KB (777 words) - 16:29, 8 September 2024
5 Lacertae (5 Lac) is a spectroscopic binary in the constellation Lacerta. Its apparent magnitude is 4.36. 5 Lacertae is a slow irregular variable star...
9 KB (723 words) - 16:14, 25 August 2024
11 Lacertae is a star in the northern constellation of Lacerta. It is visible to the naked eye as a faint orange-hued star with an apparent visual magnitude...
7 KB (607 words) - 00:23, 4 July 2024
4 Lacertae is a single blue supergiant star in the northern constellation Lacerta, located about 2,600 light years away. This object visible to the naked...
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12 Lacertae is a wide binary star system in the northern constellation of Lacerta, located roughly 1,260 light years away from the Sun based on parallax...
16 KB (1,370 words) - 17:42, 18 July 2024
CP Lacertae (also known as Nova Lacertae 1936 or CP Lac) was a nova, which lit up on June 18, 1936 in the constellation Lacerta. It was discovered independently...
7 KB (660 words) - 15:58, 17 July 2024
V424 Lacertae (V424 Lac) is a red supergiant variable star in the constellation Lacerta. It is a member of the Lacerta OB1 stellar association. The MK...
7 KB (619 words) - 21:04, 20 August 2024
U Lacertae is a spectroscopic binary star in the constellation Lacerta. Despite being in the constellation of Lacerta, U Lacertae is considered to be...
9 KB (703 words) - 00:18, 20 August 2024
2 Lacertae is a binary star in the constellation of Lacerta. With an apparent magnitude of about 4.5, it is faintly visible to the naked eye. Its parallax...
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Flare star (section EV Lacertae)
intense stellar flare, showing that Barnard's Star is a flare star. EV Lacertae is located 16.5 light-years away, and is the nearest star in its constellation...
15 KB (1,815 words) - 17:45, 3 September 2024
15 Lacertae is a binary star system in the northern constellation of Lacerta, near the southeast constellation border with Andromeda. It is faintly visible...
5 KB (408 words) - 17:45, 18 July 2024
6 Lacertae is a binary star system in the northern constellation of Lacerta, located around 1,900 light years from the Sun. It is visible to the naked...
7 KB (546 words) - 12:53, 22 August 2024