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This is a probable [[astrometric binary]] system.<ref name=Makarov2005/> The primary, component A, is an [[s | title=Statistical Constraints for Astrometric Binaries with Nonlinear Motion ...

...in its [[proper motion]], indicating with high probability that it is an [[astrometric binary]].<ref name=Makarov2005/> The visible component is an [[stellar evol | title=Statistical Constraints for Astrometric Binaries with Nonlinear Motion ...

...ted a periodic variation of 26.5 ± 2 years, confirming that the star is an astrometric binary.<ref name="Gontcharov2000"/><ref name="Gontcharov2002"/> The amplitu ...he companion's orbital period is somewhat longer, more consistent with the astrometric period.<ref name="Zechmeister2013"/> ...

'''111 Herculis''' is a suspected [[astrometric binary]]<ref name=Eggleton2008/> [[star]] system located 92&nbsp;[[light ye [[Category:Astrometric binaries]] ...

'''HD 81799''' ('''G Hydrae''') is a suspected [[astrometric binary]]<ref name=Eggleton2008/> [[star]] system in the equatorial [[conste [[Category:Astrometric binaries]] ...

..."lcdb" /><br />0.225<ref name="johnstonsarchive-TNO-list" /><ref name="TNO binaries" /> ...on]]. This moon was discovered by the Hubble Space Telescope<ref name="TNO binaries" /> on 5 October 2013. It orbits {{val|3,306|17|u=km}} away from 1999 OJ<su ...

...Austrini''', also known as '''HD 201901''' or simply '''3 PsA''', is an [[astrometric binary]]<ref name = Eggleton2008/> (100% chance<ref name = Frankowski2006/> ...= Steinmetz | first21 = M. | last22 = Enke | first22 = H. | title = Photo-astrometric distances, extinctions, and astrophysical parameters for ''Gaia'' DR2 stars ...

...n angle]] of 214°.<ref name=Hunsch1998/> This star is suspected to be an [[astrometric companion]] of the primary component.<ref name=Eggleton2008/> | title=Spectroscopic binaries among Hipparcos M giants. I. Data, orbits, and intrinsic variations ...

...ry]] search of archival Pan-STARRS images to gather extensive [[astrometry|astrometric]] positions of {{mp|2014 WC|510}}.<ref name="Leiva2020" /> Follow-up observ ...e [[formation of the Solar System]] indicate that most TNOs have formed as binaries, hence they are expected to be common especially in the [[Kuiper belt]] pop ...

...>{{cite journal | last1 = Corbally | first1 = C. J. | title = Close visual binaries. I - MK classifications | journal = The Astrophysical Journal Supplement Se ...iago | first25 = B. X. | last26 = Steinmetz | first26 = M. | title = Photo-astrometric distances, extinctions, and astrophysical parameters for ''Gaia'' EDR3 star ...

...rst3=Marc |date=2017-12-19 |title=The merger rate of primordial-black-hole binaries |journal=Physical Review D |volume=96 |issue=12 |pages=123523 |arxiv=1709.0 ...A. |s2cid=119236439 |title=Orbital eccentricities in primordial black hole binaries |journal=Physical Review D |volume=94 |issue=8 |pages=084013 |arxiv=1606.07 ...

|title = A mid-term astrometric and photometric study of Trans-Neptunian object (90482) Orcus |title = Mutual Orbit Orientations of Transneptunian Binaries ...

...te=2023-02-13 |title=AF Lep b: The lowest-mass planet detected by coupling astrometric and direct imaging data |journal=Astronomy & Astrophysics |volume=672 |page ...|first5=William M. J. |date=2012-10-01 |title=Two Extraordinary Substellar Binaries at the T/Y Transition and the Y-band Fluxes of the Coolest Brown Dwarfs |ur ...

...more distant objects. Once the distance to a star is determined through [[astrometric]] means such as [[parallax]], the space velocity can be computed.<ref name= ...|title=Runaway velocities of stellar components originating from disrupted binaries via asymmetric supernova explosions |journal=Astronomy and Astrophysics |vo ...

...|first5=William M. J. |date=2012-10-01 |title=Two Extraordinary Substellar Binaries at the T/Y Transition and the Y-band Fluxes of the Coolest Brown Dwarfs |ur ...T: unlocking the secrets of our coolest neighbours – I. Overview and first astrometric results |url=https://academic.oup.com/mnras/article/501/1/911/6017306 |jour ...

...14=Drescher |first14=A. |last15=Eckart |first15=A. |date=2024-05-01 |title=Astrometric detection of a Neptune-mass candidate planet in the nearest M-dwarf binary ...st7=P. |last8=Brandner |first8=W. |display-authors=1 |date=May 2024 |title=Astrometric detection of a Neptune-mass candidate planet in the nearest M-dwarf binary ...

...017 |title=Testing the white dwarf mass-radius relationship with eclipsing binaries |journal=Monthly Notices of the Royal Astronomical Society |volume=470 |iss ...4-01 |title=The LHS 1678 System: Two Earth-Sized Transiting Planets and an Astrometric Companion Orbiting an M Dwarf Near the Convective Boundary at 20 pc |journa ...