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Type of stellar binary
A visual binary is a gravitationally bound binary star system that can be visually resolved as two separate stars, as opposed to a singular point source
Visual_binary
System of two stars orbiting each other
stars using a telescope, in which case they are called visual binaries. Many visual binaries have long orbital periods of several centuries or millennia
Binary_star
Pair of stars that appear close to each other
Earth. Visual binaries are gravitationally bound stars that are separately visible with a telescope. Non-visual binaries are stars whose binary status
Double_star
Encoded data represented in binary notation
A binary code is the value of a data-encoding convention represented in a binary notation that usually is a sequence of 0s and 1s, sometimes called a bit
Binary_code
Two astronomical bodies which orbit each other
Close binaries are close to each other and are able to transfer mass from one another. They can also be classified based on how we observe them. Visual binaries
Binary_system
Triple star system in the constellation Aquarius
separation of 13.9±2.4 AU. The primary star of the visual pair is a double-lined spectroscopic binary, where the presence of both components is revealed
74_Aquarii
Interface to software defined in terms of in-process, machine code access
An application binary interface (ABI) is an interface exposed by software that is defined for in-process machine code access. Often, the exposing software
Application_binary_interface
Small number of stars that orbit each other
of what appears to be a visual binary star which, upon closer inspection, can be seen to consist of two spectroscopic binary stars. By itself, this would
Star_system
Multiple star system in the constellation Cassiopeia
faintly visible to the naked eye under ideal observing conditions. The visual binary was discovered by Sherburne Wesley Burnham at Dearborn Observatory in
ADS_1359
Convention for measuring angles on the sky
into the direction of positive declination. In the case of observed visual binary stars, it is defined as the angular offset of the secondary star from
Position_angle
Image comprising exactly two colors, typically black and white
A binary image is a digital image that consists of pixels that can have one of exactly two colors, usually black and white. Each pixel is stored as a single
Binary_image
Morel, P. (1998-10-01). "Fundamental stellar parameters for nearby visual binary stars: eta Cas, XI Boo, 70 OPH and 85 Peg. Helium abundance, age and
List of nearest stars by spectral type
List_of_nearest_stars_by_spectral_type
Star in the constellation Camelopardalis
spectroscopic and visual binary in the constellation Camelopardalis. It is approximately 496 light years from Earth. 3 Camelopardalis is a visual binary with the
3_Camelopardalis
Visual binary in constellation Vela
HR 3562 (HD 76566) is a visual binary consisting of a bluish-white hued variable star and a Sun-like secondary star in the southern constellation of Vela
HR_3562
Spectroscopic binary in the constellation Cetus
described as a single-lined (SB1) spectroscopic binary, a visual binary, and an interferometric binary. This is unusual in that weak-lined field dwarfs
HD_14214
Star in the constellation Indus
HD 205877 is a visual binary star system in the constellation Indus. It also a double lined spectroscopic binary. The components are very similar and
HD_205877
Star in the constellation Sagittarius
Sagittarii (χ1 Sagittarii) is a binary star system in the zodiac constellation of Sagittarius. The pair have a combined apparent visual magnitude of +5.03, which
Chi1_Sagittarii
Star system in the Centaurus constellation
positions are now sufficiently accurate for visual observers to determine the relative places of the stars from a binary star ephemeris. Others, like D. Pourbaix
Alpha_Centauri
1842 treatise by Christian Doppler
a visual binary have a distance of at least 1 AU. The shortest period of a visual binary is 1.7 year. Therefore the orbital speed of visual binaries (with
On the coloured light of the binary stars and some other stars of the heavens
On_the_coloured_light_of_the_binary_stars_and_some_other_stars_of_the_heavens
Inflated hot Jupiter
HD 202772 Ab is a hot Jupiter orbiting the brighter component of the visual binary star HD 202772, located in the constellation Capricornus at a distance
HD_202772_Ab
Integrated development environment product
Automatic Insertion of Telemetry into C++ Binaries "Visual Studio adding telemetry function calls to binary? • /r/cpp". reddit. 7 May 2016. Retrieved
Microsoft_Visual_C++
Triple star system in the constellation Cassiopeia
a visual binary between HD 123A and B, of which component B is itself a spectroscopic binary (Ba & Bb). Through the use of a telescope, the visual pair
HD_123
Visual binary; Camelopardalis
Cvetkovic, Zorica; Ninkovic, S. (June 2010). "On the component masses of visual binaries". Serbian Astronomical Journal. 180 (180): 71–80. Bibcode:2010SerAJ
HD_23523
Variable star in the constellation Cygnus
located at a distance of approximately 66 light-years from Earth. This visual binary system has an orbital period of 49.6 years with an eccentricity of 0
Tau_Cygni
Star in the constellation Fornax
star is located at approximately 425 light years away, and forms a visual binary system with a 10th magnitude companion. Vallenari, A.; et al. (Gaia
Eta2_Fornacis
Multiple star system in the constellation Ophiuchus
spectroscopic binary with an orbital period of 88 days and an orbital separation of 1.1 astronomical units. Farther away is the B companion, a visual binary whose
Rho_Ophiuchi
Visual binary in constellation Draco
HD 147379 (Gliese 617) is a wide visual binary between two red dwarfs in the deep northern constellation of Draco. The two stars are located approximately
HD_147379
Star in the constellation Cetus
Hierarchy of orbits in the 13 Ceti system This star was identified as a visual binary system by G. W. Hough in 1844 and given the identifier HO 212. The pair
13_Ceti
Stellar core remnant
40 Eridani B must be very dense. When Ernst Öpik estimated the density of visual binary stars in 1916, he found that 40 Eridani B had a density of over 25000 times
White_dwarf
American astronomer
– October 5, 1951) was an American astronomer known for his work on visual binary stars and solar eclipses. Wilbur Adelman Cogshall was born on February
Wilbur_Adelman_Cogshall
Visual binary star system in the constellation Ophiuchus
Xi Ophiuchi (Latinized from ξ Ophiuchi, abbreviated ξ Oph) is a visual binary star system in the equatorial constellation of Ophiuchus. It is sometimes
Xi_Ophiuchi
Visual binary in Dorado
HD 36584 (HR 1859; 24 G. Doradus) is a visual binary located in the southern constellation Dorado. The primary has an apparent magnitude of 6.62 and the
HD_36584
Constellation on the celestial equator
3847/1538-3881/acdee4. Edwards, T. W. (April 1976), "MK classification for visual binary components", Astronomical Journal, 81: 245–249, Bibcode:1976AJ.....81
Sextans
Visual binary star in the constellation Pictor
visual binary star system in the southern constellation of Pictor. It is too faint to be visible to the naked eye, having a combined apparent visual magnitude
HD_41004
Quantities used in astronomy
X and Y in the technical section below. Sixth Catalog of Orbits of Visual Binary Stars Archived 2009-04-12 at the Wayback Machine, William I. Hartkopf
Thiele−Innes_elements
Visual binary in Microscopium
HD 204018, also designated as HR 8202, is a visual binary located in the southern constellation of Microscopium. The primary has an apparent magnitude
HD_204018
Star in the constellation Fornax
Khovritchev, Maxim (January 2025). "New Orbital Parameters of 850 Wide Visual Binary Stars and Their Statistical Properties". Research in Astronomy and Astrophysics
Alpha_Fornacis
Code used to identify references in certain astronomical data systems
1974AJ.....79..819H Heintz, W. D. (1974). "Astrometric study of four visual binaries". The Astronomical Journal. 79: 819–825. Bibcode:1974AJ.....79..819H
Bibcode
Star in the constellation Taurus
seen with the naked eye, according to the Bortle scale. 47 Tauri is a visual binary, meaning that the two components can be resolved, and the orbit is derived
47_Tauri
Visual binary star system in the constellation Boötes
HD 125040 is a visual binary star system in the northern constellation of Boötes. It appears as a dim point of light near the lower limit of perception
HD_125040
Planetary system in the constellation Lepus
star hosts two transiting exoplanets discovered in 2020 and forms a visual binary system with a nearby red dwarf star BD−14 1137 B. Both planets are hot
TOI-421
Star in the constellation Taurus
put 66 Tauri at some 400 light-years (121 parsecs) away. This is a visual binary where the positions of the two stars are tracked over time, and used
66_Tauri
Quadruple star system in the constellation Puppis
comprises HD 71487 and HD 71488, which together form a visual binary and are themselves close binary systems, making HJ 4093 a four-star system. They are
HJ_4093
Austrian astronomer
Connecticut. Eichorn's expertise included parallaxes, proper motions, and visual binary orbits. "Heinrich Karl Eichhorn". Bulletin of the American Astronomical
Heinrich_Eichhorn
American astronomer
the Visual Binary, A 570" (1922) "Section D (Astronomy) of the A.A.A.S. at St. Louis, Missouri" (1936) "A definitive orbit of the visual binary star
Jessica_M._Young
Star in the constellation Auriga
Aurigae is a binary star system in the northern constellation of Auriga. It is visible to the naked eye as a faint star with an apparent visual magnitude
26_Aurigae
Star in the constellation Aquarius
apparent visual magnitude of 5.99. The system is moving closer to the Earth with a heliocentric radial velocity of −21.5 km/s. This is a visual binary with
4_Aquarii
Star system in the constellation Hydra
known as TOI-732 or LP 729-54, is the brighter component of a wide visual binary star system in the constellation Hydra. This star is host to a pair
LTT_3780
Estonian astronomer and astrophysicist (1893–1985)
he published an article there in which he estimated the densities of visual binary stars. Using the white dwarf star ο2 Eridani B, he determined its density
Ernst_Öpik
Cryptographic technique
Visual cryptography is a cryptographic technique which allows visual information (pictures, text, etc.) to be encrypted in such a way that the decrypted
Visual_cryptography
Visual binary star system in the constellation Caelum
HD 31093, also known as HR 1559, is a visual binary located in the southern constellation Caelum, the chisel. The components have a combined apparent
HD_31093
Constellation in the northern celestial hemisphere
Fernandes, J.; et al. (1998), "Fundamental stellar parameters for nearby visual binary stars: eta Cas, XI Boo, 70 OPH and 85 Peg", Astronomy and Astrophysics
Cassiopeia_(constellation)
Binary star system in the constellation Aries
Epsilon Arietis is a visual binary star system in the northern constellation of Aries. Its name is a Bayer designation that is Latinized from ε Arietis
Epsilon_Arietis
American animator, writer and musician (born 1987)
making her the first non-binary person to independently create a series for the network; prior to coming out as non-binary, Sugar was described as the
Rebecca_Sugar
Topics referred to by the same term
refer to: Dynamical parallax, a method of measuring the distance to a visual binary star Parsec (pc), parallax of one arcsecond with a baseline of 1 AU
Parallax_(disambiguation)
Binary star in the constellation Ursa Major
meaning it can be seen with the naked eye (see Bortle scale). This is a visual binary, meaning that the two components can be resolved, and the orbit is derived
Sigma2_Ursae_Majoris
French astronomer (1797–1841)
l'autre, published in 1827, he was the first to use observations of a visual binary star to calculate the orbit of one star about the other. He applied
Félix_Savary
Representation of binary data as text
A binary-to-text encoding is a data encoding scheme that represents binary data as plain text. Generally, the binary data consists of a sequence of arbitrary
Binary-to-text_encoding
Binary star system in the constellation of Tucana
Tucanae (HD 222259) is a binary star system 144 light years away in the constellation of Tucana. It has an apparent visual magnitude of 8.5, and is a
DS_Tucanae
Visual binary star system in the constellation of Lupus
KT Lupi is a visual binary star system in the constellation Lupus. It is visible to the naked eye with a combined apparent visual magnitude of 4.55. As
KT_Lupi
(December 2020). "Hubble Space Telescope Astrometry of the Metal-poor Visual Binary μ Cassiopeiae: Dynamical Masses, Helium Content, and Age". The Astrophysical
List_of_oldest_stars
Binary star in the constellation Auriga
is a close visual binary. The two stars are magnitude 6.85 and magnitude 8.35 0.6 arc-seconds apart. Each star is also a spectroscopic binary. In 1965,
LY_Aurigae
X-ray binary in the Whirlpool Galaxy
years (or 8.6 million parsecs) away. The binary system has an apparent visual magnitude of 24.01. The binary system was discovered in 1995 in a ROSAT
M51-ULS-1
Binary star system in the constellation Ursa Major
apparent visual magnitude of 6.45. It is approaching the Earth with a heliocentric radial velocity of 7.2±0.2 km/s. The star system is a visual binary with
HR_4098
Binary star in the constellation Phoenix
seen with the naked eye (see Bortle scale). This is a relatively wide visual binary consisting of two G-type red giant stars, both with spectral types of
Beta_Phoenicis
Binary star system in the constellation Aquarius
HD 214810 is a visual binary star in the equatorial constellation of Aquarius. The pair orbit each other with a period of about 54.2 years. Anderson,
HD_214810
Archived 2009-02-25 at the Wayback Machine in Sixth Catalog of Orbits of Visual Binary Stars Archived 2009-04-12 at the Wayback Machine, William I. Hartkopf
Longitude_of_periapsis
Exponent of a power of two
the binary logarithm of 1 is 0, the binary logarithm of 2 is 1, the binary logarithm of 4 is 2, and the binary logarithm of 32 is 5. The binary logarithm
Binary_logarithm
Star in the constellation Boötes
Khovritchev, Maxim (January 2025). "New Orbital Parameters of 850 Wide Visual Binary Stars and Their Statistical Properties". Research in Astronomy and Astrophysics
Xi_Boötis
Brightest star in the constellation Auriga
the binary system as GJ 195. The two components are then referred to individually as GJ 195 A and B. The two stars are reported to have a 3.5-visual-magnitude
Capella
2048G. doi:10.1086/378365. ISSN 0004-6256. "Sixth Catalog of Orbits of Visual Binary Stars". ad.usno.navy.mil. Archived from the original on 2017-11-12.
List of star systems within 95–100 light-years
List_of_star_systems_within_95–100_light-years
Visual binary star system
WR 86 is a visual binary in the constellation Scorpius consisting of a Wolf-Rayet star and a β Cephei variable. It lies 2° west of NGC 6357 on the edge
WR_86
Non-binary people are individuals that hold a gender identity outside of the gender binary. Non-binary gender identities may include genderfluid, agender
List_of_non-binary_people
Physical effect in general relativity
descriptions of the phenomenon. When Ernst Öpik estimated the density of visual binary stars in 1916, he found that 40 Eridani B had a density of over 25,000 times
Gravitational_redshift
Star in the constellation Aquarius
heliocentric radial velocity of −16 km/s. The components A and B make up a visual binary with an orbital period of 48.98 years and a high eccentricity of 0.8610
24_Aquarii
Triple star system in the constellation Pictor
a triple star system in the constellation Pictor, which contains a visual binary system consisting of two sun-like stars separated by 2.5": EBLM J0555−57Aa
EBLM_J0555−57
Binary star in the constellation of Delphinus
Beta Delphini is a binary star system in the constellation of Delphinus. It is the brightest star in Delphinus with a combined apparent visual magnitude of
Beta_Delphini
Extrasolar planet of the binary Kepler-14 system
Kepler-14b is an extrasolar planet in orbit around the primary star of the binary Kepler-14 system. It is currently the only planet known to exist in this
Kepler-14b
Visual binary in the constellation Camelopardalis
HD 20104 (HR 967) is a visual binary in the northern circumpolar constellation Camelopardalis. The system has a combined apparent magnitude of 6.41, making
HD_20104
Method for recursively subdividing a space into two subsets using hyperplanes
In computer science, binary space partitioning (BSP) is a method for space partitioning which recursively subdivides a Euclidean space into two convex
Binary_space_partitioning
very dense. For example, when Ernst Öpik estimated the density of some visual binary stars in 1916, he found that 40 Eridani B had a density of over 25,000
History of Solar System formation and evolution hypotheses
History_of_Solar_System_formation_and_evolution_hypotheses
English polymath (1635–1703)
discovered one of the first-observed double stars, Gamma Arietis (a visual binary), in 1664. To achieve these discoveries, Hooke needed better instruments
Robert_Hooke
Triple star system in the constellation Pyxis
three-fifths the Sun's luminosity. HD 73752 has been known to be a close visual binary since 1874. As early as 1943, a third unseen component was suspected
HD_73752
Eclipsing binary system in constellation Vela
73882 is a visual binary system with the components separated by 0.6″ and a combined spectral class of O8. One of stars is an eclipsing binary system. The
HD_73882
Constellation in the northern celestial hemisphere
horizon are to all intents and purposes unobservable. Assuming the visual binary Epsilon is counted as single stars, and only one of Delta1 and Delta2
Lyra
Topics referred to by the same term
dictionary. Digital usually refers to something using discrete digits, often binary digits. Digital bank, a form of financial institution Digital Equipment
Digital
Combinatorial optimization problem
Quadratic unconstrained binary optimization (QUBO), also known as unconstrained binary quadratic programming (UBQP), is a combinatorial optimization problem
Quadratic unconstrained binary optimization
Quadratic_unconstrained_binary_optimization
Microsoft's programming language based on BASIC and COM
Visual Basic (VB), sometimes referred to as Classic Visual Basic or as VB6, is a third-generation programming language based on BASIC, as well as an associated
Visual_Basic_(classic)
1086/508233. S2CID 15002841. Söderhjelm, Staffan (1999). "HIP 84140". Visual binary orbits and masses post Hipparcos. Dupuy, Trent J.; Liu, Michael C. (1
List of star systems within 20–25 light-years
List_of_star_systems_within_20–25_light-years
Triple star system in the constellation Orion
200710776. ISSN 0004-6337. S2CID 119323941. "Sixth Catalog of Orbits of Visual Binary Stars". United States Naval Observatory. Gordon, Kathryn D.; Gies, Douglas
Alnitak
Star system in the constellation Eridanus
measurements is 51.2 ± 0.3 parsecs (166.99 ± 0.98 light-years). θ Eridani is a visual binary formed by the components θ1 Eridani and θ2 Eridani, alternatively called
Theta_Eridani
Star in the constellation Lynx
Majoris is a binary star system in the northern constellation of Lynx. It is visible to the naked eye as a faint star with a combined apparent visual magnitude
10_Ursae_Majoris
Star in the constellation Vulpecula
1051/0004-6361:20041272. S2CID 17804304. "Sixth Catalog of Orbits of Visual Binary Stars". United States Naval Observatory. Archived from the original
23_Vulpeculae
Class of eclipsing binary stars
binaries are a class of eclipsing binary stars that are similar to the prototype member of this class, β Persei (Beta Persei, Algol). An Algol binary
Algol_variable
Binary star system in the constellation Taurus
Catalogues. 2237. Bibcode:2002yCat.2237....0D. "Sixth Catalog of Orbits of Visual Binary Stars". United States Naval Observatory. Archived from the original
Atlas_(star)
Primary star of a trinary star system in the constellation Octans
than a spectroscopic or tight visual binary. However, it is still possible that TYC 9486-927-1 is an equal mass binary with a face-on orbit and close
TYC_9486-927-1
Educational programming system coded graphically by a user
- adds visual dataflow programming abilities to Delphi via Visual Component Library (VCL) components and a graphical editor (homonymous binary protocol
Visual_programming_language
Multiple star system in the constellation Hercules
Herculis, formally named Tianji, is a binary star system in the constellation Hercules. It has a combined apparent visual magnitude of 2.81, which is readily
Zeta_Herculis
Star in the constellation Cancer
line of sight velocity of 49.8 km/s. 81 Cancri was found to be a close visual binary by W. S. Finsen in 1959. Their orbit has a period of 2.7 yr with an
81_Cancri
Septuple star system in the constellation Crux
Astronomy. Bibcode:1978mcts.book.....H. Corbally, C. J. (1984). "Close visual binaries. I - MK classifications". Astrophysical Journal Supplement Series.
Acrux
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