Histopathology image classification: Highlighting the gap between manual analysis and AI automation

This is a list of star systems within 20–25 light years of Earth. So far, 84 such objects have been found, of which only 7 are bright enough to be visible without a telescope.

Key
# Visible to the unaided eye
$ Bright star (absolute magnitude of +8.5 or brighter)
White dwarf
§ Brown dwarf or sub-brown dwarf
* Nearest in constellation
System Star or
(sub-) brown dwarf
Distance (ly) Constellation Coordinates:
RADec
(Ep J2000, Eq J2000)
Stellar
class
Apparent magnitude
(V)
Parallax
(mas)
Notes and additional references
Gliese 784 (HD 191849) 20.1062±0.0028 Telescopium 20h 13m 53.4s
−45° 09′ 50″
M0V 7.97 162.2171±0.0225[1] [2] has 1 candidate planet [3]
WISE J2209+2711§ 20.17±0.25 Pegasus* 22h 09m 05.7s
+27° 11′ 44″
Y0 161.7±2.0[4] [4]
G 240-72 (LHS 455, GJ 1221, EGGR 372)‡ 20.2588±0.0015 Draco 17h 48m 08.2s
+70° 52′ 35″
DXP9 14.22 160.9952±0.0119[1]
Gliese 555 (Wolf 1481, HN Librae, BD-11 3759) 20.3947±0.0070 Libra 14h 34m 16.8s
−12° 31′ 10″
M4.0V 10.3–10.33 159.9225±0.0546[1] [5] BY Draconis variable; has 1 known planet
EQ Pegasi (Gliese 896, BD+19 5116) A 20.4277±0.0044 Pegasus 23h 31m 52.2s
+19° 56′ 14″
M3.5V 10.35 159.6634±0.0341[1] [6] both components are flare stars; has 1 known planet orbiting star A of the binary system [7]
B M4.5V 12.4
Gliese 581 (Wolf 562, HO Librae) 20.5494±0.0039 Libra 15h 19m 26.8s
−07° 43′ 20″
M3.0V 10.56–10.58 158.7183±0.0301[1] [8][9] BY Draconis variable; has 3 known planets
WISE 1405+5534§ 20.62±0.34 Ursa Major 14h 05m 18.3s
+55° 34′ 21″
Y0.5 158.2±2.6[4] [4]
ADS 7251 (HD 79210, Gliese 338, MCC 541) A 20.6575±0.0026 Ursa Major 09h 14m 22.8s
+52° 41′ 12″
M0V 7.64 157.8879±0.0197[1] [10] has 1 known planet orbiting star B of the binary system [11]
B K7V 7.70
LHS 2090 (LP 368-128) 20.7388±0.0071 Cancer 09h 00m 23.6s
+21° 50′ 05″
M6.5V 16.10 157.2686±0.0535[1] [12]
Furuhjelm 46 (HD 155876, Gliese 661) A 20.82±0.18 Hercules 17h 12m 07.9s
+45° 39′ 57″
M3 V 9.93 156.66±1.37[13] [13]
B M3.5 V 10.35
2MASS 1503+2525§ 20.94±0.10 Boötes 15h 03m 19.6s
+25° 25′ 20″
T5.5 155.7758±0.7557[1] [14][4]
LP 944-20§ 20.9615±0.0070 Fornax* 03h 39m 35.2s
–35° 25′ 44″
M9V 18.69 155.5982±0.0522[1] [15]
LP 658-2 (EGGR 45)‡ 21.0102±0.0024 Orion 05h 55m 09.5s
−04° 10′ 07″
DZ11 14.45 155.2373±0.0175[1]
GL Virginis (G 12-30) 21.0832±0.0061 Virgo 12h 18m 59.4s
+11° 07′ 34″
M5Ve 13.79 154.6999±0.0445[1] flare star
Gliese 625 (AC 54 1646-56, G 202-48) 21.1309±0.0022 Draco 16h 25m 24.6s
+54° 18′ 15″
M2.0V 10.17 154.3503±0.0161[1] [16][17] has 1 known planet
V1054 Ophiuchi (HD 152751) Gliese 644 A 21.1961±0.0065 Ophiuchus 16h 55m 25.2s
−08° 19′ 21″
M3 V 9.74 153.8754±0.0474[1] [18] components Ab and Ac are flare stars
Gliese 644 Ba M4 Ve 10.34
Gliese 644 Bb M4 Ve 10.84
Gliese 643 M3.5 V 11.74
vB 8 (Gliese 644 C) M7.0 V 16.80
GJ 1128 (L 100-115) 21.2121±0.0034 Carina 09h 42m 46.3s
−68° 53′ 06″
M4.0V 12.78 153.7593±0.0249[1] [15]
HD 219134 (HR 8832, Gliese 892)$ 21.3364±0.0069 Cassiopeia 23h 13m 17.0s
+57° 10′ 06″
K3V 5.574# 152.8640±0.0494[1] [19] has 6 known planets
WISE 0825+2805§ 21.37±0.28 Cancer 08h 25m 07.4s
+28° 05′ 49″
Y0.5 152.6±2.0[4] [20][4]
WISE 0410+1502§ 21.56±0.29 Taurus* 04h 10m 22.8s
+15° 02′ 47″
Y0 151.3±2.0[4] [21][4]
WISE J0521+1025§ 21.71±0.44 Orion 05h 21m 26.4s
+10° 25′ 27″
T7.5 150.2±3.0[4] [4]
GJ 3737 (LHS 337, L 471-42) 21.7324±0.0047 Centaurus 12h 38m 49.1s
−38° 22′ 53″
M4.5V: 12.74 150.0781±0.0322[1] [12]
Gliese 408 (Ross 104) A 22.0081±0.0038 Leo 11h 00m 04.3s
+22° 49′ 59″
M3.0V 10.02 148.1986±0.0253[1]
B M
Xi Boötis A$ 22.0109±0.0081 Boötes 14h 51m 23.4s
+19° 06′ 02″
G8Ve 4.70# 148.1793±0.0546[1] BY Draconis variable
B$ K4Ve 6.97
Gliese 299 (Ross 619) 22.079±0.014 Cancer 08h 11m 57.6s
+08° 46′ 22″
M4.5V 12.83 147.7218±0.0950[1]
GJ 3522 (G 41-14) A 22.08±0.30 Cancer 08h 58m 56.3s
+08° 28′ 26″
M3.5V 10.92 147.66±1.98[12]
B M
C M
Gliese 829 (Ross 775) A 22.1129±0.0039 Pegasus 21h 29m 36.8s
+17° 38′ 36″
M3+M 10.30 147.4958±0.0257[1]
B M
Scholz's Star A 22.17±0.18 Monoceros 07h 20m 03.3s
−08° 46′ 50″
M9.5 18.3 147.1±1.2[22] passed through the Solar System's Oort Cloud 70,000 years ago
T5.5
WISE 1928+2356 22.28±0.18 Vulpecula* 19h 28m 41.5s
+23° 56′ 02″
T6 146.4067±1.2001[1] [4]
WISE J0254+0223§ 22.32±0.23 Cetus 02h 54m 09.6s
+02° 23′ 59″
T8 146.1±1.5[23] [4]
LTT 1445 (BD-17 588) A 22.3867±0.0037 Eridanus 03h 01m 51.4s
−16° 35′ 36″
M3.0 11.22 145.6922±0.0244[1] has 2-3 known planets orbiting star A[24][25]
B M3.5 11.37
C M
Gliese 880 (HD 216899) 22.3973±0.0039 Pegasus 22h 56m 34.8s
+16° 33′ 12″
M2.0V 8.64 145.6234±0.0254[1] has 1 candidate planet [3]
CWISE J1055+5443§ 22.5+2.6
−2.0
Ursa Major 10h 55m 12.1s
+54° 43′ 28″
Y0 (pec) 145.0±14.7[4] possibly a young low mass object (4−6 MJ)[26]
Gliese 402 (EE Leonis, Wolf 358) 22.7225±0.0045 Leo 10h 50m 52.0s
+06° 48′ 29.2″
M5.0V 11.68 143.5391±0.0286[1] BY Draconis variable; member of the Hercules-Lyra association
Gliese 393 (BD+01 2447) 22.9534±0.0034 Sextans 10h 28m 55.6s
+00° 50′ 28″
M2.5V 9.65 142.0951±0.0212[1] Member of the AB Doradus moving group; has 1 known planet
Gliese 809 (HD 199305) A 22.9600±0.0026 Cepheus 20h 53m 19.8s
+62° 09′ 16″
M2.0V 8.60 142.0543±0.0160[1]
B M
LSPM J2146+3813 (UCAC4 642-113039) 22.9858±0.0034 Cygnus 21h 46m 22.1s
+38° 13′ 05″
M5V 141.8946±0.0212[1]
LHS 3003 (GJ 3877, LP 914-54) 23.003±0.010 Hydra 14h 56m 38.3s
−28° 09′ 47″
M7.0V 17.14 141.7891±0.0617[1] [27]
WISE 2056+1459§ 23.16±0.33 Delphinus* 20h 56m 28.9s
+14° 59′ 54″
Y0 140.8±2.0[4] [4]
GJ 1068 (L 230-188) 23.1816±0.0035 Dorado* 04h 10m 28.1s
−53° 36′ 08″
M4.5 13.58 140.6961±0.0214[1]
WISE J004945.61+215120.0§ 23.23±0.35 Andromeda 00h 49m 45.6s
+21° 51′ 20″
T8.5 140.4±2.1[4] [4]
GJ 1286 (G 157-77) 23.4074±0.0074 Pisces 23h 35m 10.5s
−02° 23′ 21″
M5.5V 14.69 139.3389±0.0441[1]
Gliese 105 (268 G. Ceti, HD 16160) A$ 23.5599±0.0071 Cetus 02h 36m 04.9s
+06° 53′ 13″
K3V 5.82# 138.4371±0.0420[1] star B is a BY Draconis variable
B M4.5V 11.66
C M6V 16.9
2MASS J08354256-0819237§ 23.581±0.037 Hydra 08h 35m 42.6s
−08° 19′ 24″
L5 138.3147±0.2145[1] [4]
GJ 4274 (L 788-34) 23.5955±0.0082 Aquarius 22h 23m 07.0s
−17° 36′ 26″
M4.5Ve 13.30 138.2280±0.0482[1] [28]
Gliese 667 (142 G. Scorpii) A$ 23.6232±0.0048 Scorpius 17h 18m 57.2s
−34° 59′ 23″
K3V 7.07 138.0663±0.0283[1] star C has 2 known planets
B$ K5V 8.02
C M1.5V 11.03
WISE 0607+2429§ 23.624±0.089 Gemini 06h 07m 38.7s
+24° 29′ 54″
L8 14.22 ± 0.03 (J) 138.0616±0.5185[1] [1]
WISE 0313+7807§ 24.05±0.51 Cepheus 03h 13m 26.0s
+78° 07′ 44″
T8.5 135.6±2.8[4] [4]
2MASS 1507-1627§ 24.169±0.047 Libra 15h 07m 47.7s
−16° 27′ 389″
L5.5 22.14 134.9474±0.2611[1] [4]
HD 4628 (96 G. Piscium, Gliese 33)$ 24.250±0.010 Pisces 00h 48m 23.0s
+05° 16′ 50″
K2.5V 5.75# 134.4948±0.0578[1]
Beta Hydri$ 24.327±0.020 Hydrus* 00h 25m 45.1s
–77° 15′ 15″
G2IV 2.79# 134.07±0.11[29]
WISE J2000+3629§ 24.45±0.41 Cygnus 20h 00m 50.2s
+36° 29′ 50″
T8 133.4±2.2[4] [4]
GJ 3991 (G 203-47) A 24.784±0.081 Hercules 17h 09m 32.0s
+43° 40′ 49″
M3.5V 13.671 131.5996±0.4285[1]
B D?
Alpha Piscis Austrini B (TW PsA)$ 24.7929±0.0052 Piscis Austrinus 22h 56m 24.17s
−31° 33′ 56″
K5Vp 6.48# 131.5525±0.0275[1] component B of triple system
107 Piscium$ 24.805±0.029 Pisces 01h 42m 29.8s
+20° 16′ 07″
K1V 5.24# 131.4903±0.1515[30]
G 141-36 24.8445±0.0075 Aquila 18h 48m 17.5s
+07° 41′ 21″
M6V 131.2790±0.0398[1]
Gliese 514 (BD+11 2576) 24.8782±0.0051 Virgo 13h 29m 59.8s
+10° 22′ 38″
M1.0V 9.02 131.1013±0.0270[1] has 1 known planet
WISE 1738+2732§ 24.92±0.41 Hercules 17h 38m 35.5s
+27° 32′ 59″
Y0 130.9±2.1[4] [4]
GJ 4053 (G 258-33) 24.9254±0.0041 Draco 18h 18m 57.2s
+66° 11′ 33″
M4.5V 13.46 130.8531±0.0217[1]
WISE J2354+0240§ 24.97±0.65 Pisces 23h 54m 02.8s
+02° 40′ 14″
Y1 130.6±3.3[4] [4]
System Star or
(sub-) brown dwarf
Distance (ly) Constellation Coordinates:
RADec
(Ep J2000, Eq J2000)
Stellar
class
Apparent magnitude
(V)
Parallax
(mas)
Notes and additional references

See also

References

  1. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac ad ae af ag ah ai aj ak al am an ao ap aq Brown, A. G. A.; et al. (Gaia collaboration) (2021). "Gaia Early Data Release 3: Summary of the contents and survey properties". Astronomy & Astrophysics. 649: A1. arXiv:2012.01533. Bibcode:2021A&A...649A...1G. doi:10.1051/0004-6361/202039657. S2CID 227254300. (Erratum: doi:10.1051/0004-6361/202039657e).
  2. ^ van Leeuwen, F. (2007). "HIP 99701". Validation of the new Hipparcos reduction.
  3. ^ a b Barnes, J. R.; et al. (2019-06-11). "Frequency of planets orbiting M dwarfs in the Solar neighbourhood". arXiv:1906.04644 [astro-ph.EP].
  4. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab Kirkpatrick, J. Davy; Gelino, Christopher R.; Faherty, Jacqueline K.; Meisner, Aaron M.; Caselden, Dan; Schneider, Adam C.; Marocco, Federico; Cayago, Alfred J.; Smart, R. L.; Eisenhardt, Peter R.; Kuchner, Marc J. (2021). "The Field Substellar Mass Function Based on the Full-sky 20 pc Census of 525 L, T, and Y Dwarfs". The Astrophysical Journal Supplement Series. 253 (1): 7. arXiv:2011.11616. Bibcode:2021ApJS..253....7K. doi:10.3847/1538-4365/abd107. S2CID 227126954.
  5. ^ Jao, Wei-Chun; Henry, Todd J.; Subasavage, John P.; Brown, Misty A.; Ianna, Philip A.; Bartlett, Jennifer L.; Costa, Edgardo; Méndez, René A. (April 2005). "The Solar Neighborhood. XIII. Parallax Results from the CTIOPI 0.9 Meter Program: Stars with μ ≥ 1."0 yr (MOTION Sample)". The Astronomical Journal. 129 (4): 1954–1967. arXiv:astro-ph/0502167. Bibcode:2005AJ....129.1954J. doi:10.1086/428489. S2CID 16164903.
  6. ^ van Leeuwen, F. (2007). "HIP 116132". Validation of the new Hipparcos reduction.
  7. ^ Curiel, Salvador; Ortiz-León, Gisela N.; Mioduszewski, Amy J.; Sanchez-Bermudez, Joel (31 May 2022). "3D Orbital Architecture of a Dwarf Binary System and Its Planetary Companion". The Astronomical Journal. 164:93 (3) (published 1 September 2022): 23pp. arXiv:2208.14553. Bibcode:2022AJ....164...93C. doi:10.3847/1538-3881/ac7c66.
  8. ^ von Braun, Kaspar; Boyajian, Tabetha S.; Kane, Stephen R.; van Belle, Gerard T.; Ciardi, David R.; López-Morales, Mercedes; McAlister, Harold A.; Henry, Todd J.; Jao, Wei-Chun; Riedel, Adric R.; Subasavage, John P.; Schaefer, Gail; ten Brummelaar, Theo A.; Ridgway, Stephen; Sturmann, Laszlo; Sturmann, Judit; Mazingue, Jude; Turner, Nils H.; Farrington, Chris; Goldfinger, P. J.; Boden, Andrew F. (10 March 2011). "Astrophysical Parameters and Habitable Zone of the Exoplanet Hosting Star Gj 581". The Astrophysical Journal. 729 (2): L26. arXiv:1102.0237. Bibcode:2011ApJ...729L..26V. doi:10.1088/2041-8205/729/2/L26. S2CID 15878884.
  9. ^ Robertson, Paul; et al. (3 July 2014). "Stellar activity masquerading as planets in the habitable zone of the M dwarf Gliese 581". Science. 345 (6195): 440–444. arXiv:1407.1049. Bibcode:2014Sci...345..440R. CiteSeerX 10.1.1.767.2071. doi:10.1126/science.1253253. PMID 24993348. S2CID 206556796.
  10. ^ Gliese, W.; Jahreiß, H. (1991). "GI 338". Preliminary Version of the Third Catalogue of Nearby Stars.
  11. ^ González-Álvarez, E.; Osorio, M. R. Zapatero; Caballero, J. A.; Sanz-Forcada, J.; Béjar, V. J. S.; González-Cuesta, L.; Dreizler, S.; Bauer, F. F.; Rodríguez, E.; Tal-Or, L.; Zechmeister, M. (May 2020). "The CARMENES search for exoplanets around M dwarfs. A super-Earth planet orbiting HD 79211 (GJ 338 B)". Astronomy & Astrophysics. 637: A93. arXiv:2003.13052. Bibcode:2020A&A...637A..93G. doi:10.1051/0004-6361/201937050. ISSN 0004-6361.
  12. ^ a b c Henry, Todd J.; Jao, Wei-Chun; Subasavage, John P.; Beaulieu, Thomas D.; Ianna, Philip A.; Costa, Edgardo; Méndez, René A. (January 2006). "The Solar Neighborhood. XVII. Parallax Results from the CTIOPI 0.9 m Program: 20 New Members of the RECONS 10 Parsec Sample" (PDF). The Astronomical Journal. 132 (6): 2360–2371. arXiv:astro-ph/0608230. Bibcode:2006AJ....132.2360H. doi:10.1086/508233. S2CID 15002841.
  13. ^ a b Söderhjelm, Staffan (1999). "HIP 84140". Visual binary orbits and masses post Hipparcos.
  14. ^ Dupuy, Trent J.; Liu, Michael C. (1 August 2012). "The Hawaii Infrared Parallax Program. I. Ultracool Binaries and the L/T Transition". The Astrophysical Journal Supplement Series. 201 (2): 19. arXiv:1201.2465. Bibcode:2012ApJS..201...19D. doi:10.1088/0067-0049/201/2/19. S2CID 119256363.
  15. ^ a b Lurie, John C.; Henry, Todd J.; Jao, Wei-Chun; Quinn, Samuel N.; Winters, Jennifer G.; Ianna, Philip A.; Koerner, David W.; Riedel, Adric R.; Subasavage, John P. (13 October 2014). "The Solar Neighborhood. XXXIV. A Search for Planets Orbiting Nearby M Dwarfs Using Astrometry". The Astronomical Journal. 148 (5): 91. arXiv:1407.4820. Bibcode:2014AJ....148...91L. doi:10.1088/0004-6256/148/5/91. S2CID 118492541.
  16. ^ van Leeuwen, F. (2007). "HIP 80459". Validation of the new Hipparcos reduction.
  17. ^ Suárez Mascareño, A.; González Hernández, J. I.; Rebolo, R.; Velasco, S.; Toledo-Padrón, B.; Affer, L.; Perger, M.; Micela, G.; Ribas, I.; Maldonado, J.; Leto, G.; Zanmar Sanchez, R.; Scandariato, G.; Damasso, M.; Sozzetti, A.; Esposito, M.; Covino, E.; Maggio, A.; Lanza, A. F.; Desidera, S.; Rosich, A.; Bignamini, A.; Claudi, R.; Benatti, S.; Borsa, F.; Pedani, M.; Molinari, E.; Morales, J. C.; Herrero, E.; Lafarga, M. (2017). "HADES RV Programme with HARPS-N at TNG". Astronomy & Astrophysics. 605: A92. arXiv:1705.06537. Bibcode:2017A&A...605A..92S. doi:10.1051/0004-6361/201730957. S2CID 119003137.
  18. ^ VizieR, Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
  19. ^ HD 219134 PLANET HOST OVERVIEW PAGE
  20. ^ Schneider, Adam C.; Cushing, Michael C.; Kirkpatrick, J. Davy; Gelino, Christopher R.; Mace, Gregory N.; Wright, Edward L.; Eisenhardt, Peter R.; Skrutskie, M. F.; Griffith, Roger L.; Marsh, Kenneth A. (2015-05-01). "Hubble Space Telescope Spectroscopy of Brown Dwarfs Discovered with the Wide-field Infrared Survey Explorer". The Astrophysical Journal. 804 (2): 92. arXiv:1502.05365. Bibcode:2015ApJ...804...92S. doi:10.1088/0004-637X/804/2/92. hdl:2152/34928. ISSN 0004-637X. S2CID 6563025.
  21. ^ Beichman, C.; Gelino, Christopher R.; Kirkpatrick, J. Davy; Cushing, Michael C.; Dodson-Robinson, Sally; Marley, Mark S.; Morley, Caroline V.; Wright, E. L. (10 March 2014). "Wisey Dwarfs as Probes of the Brown Dwarf-Exoplanet Connection". The Astrophysical Journal. 783 (2): 68. arXiv:1401.1194. Bibcode:2014ApJ...783...68B. doi:10.1088/0004-637X/783/2/68. S2CID 119302072.
  22. ^ Wizinowich, Peter; Wetherell, Ed; Ragland, Sam; Mawet, Dimitri; Lilley, Scott; Jovanovic, Nemanja; Delorme, Jacques-Robert; Chun, Mark; Cetre, Sylvain; Bond, Charlotte Z.; Shappee, B. J.; Payne, Anna V.; Do, Aaron; Tremblin, Pascal; Metchev, Stanimir A.; Forveille, Thierry; Chabrier, Gilles; Baraffe, Isabelle; Zhang, Zhoujian; Tucker, Michael A.; Mann, Andrew W.; Best, William M. J.; Liu, Michael C.; Dupuy, Trent J. (19 August 2019). "WISE J072003.20-084651.2B Is A Massive T Dwarf". The Astronomical Journal. 158 (5): 174. arXiv:1908.06994. Bibcode:2019AJ....158..174D. doi:10.3847/1538-3881/ab3cd1. S2CID 201103740.
  23. ^ Kirkpatrick, J. Davy; Martin, Emily C.; Smart, Richard L.; Cayago, Alfred J.; Beichman, Charles A.; Marocco, Federico; et al. (February 2019). "Preliminary Trigonometric Parallaxes of 184 Late-T and Y Dwarfs and an Analysis of the Field Substellar Mass Function into the "Planetary" Mass Regime". The Astrophysical Journal Supplement Series. 240 (2): 69. arXiv:1812.01208. Bibcode:2019ApJS..240...19K. doi:10.3847/1538-4365/aaf6af. 19.
  24. ^ Almenara, Jose-Manuel; Berlind, Perry; Bouchy, Franois; Burke, Chris J.; Delfosse, Xavier; D'iaz, Rodrigo F.; Dressing, Courtney D.; Esquerdo, Gilbert A.; Figueira, Pedro; et al. (2019-06-24). "Three Red Suns in the Sky: A Transiting, Terrestrial Planet in a Triple M Dwarf System at 6.9 Parsecs". The Astronomical Journal. 158 (152). arXiv:1906.10147. doi:10.3847/1538-3881/ab364d. S2CID 195584444.
  25. ^ "Gj 3192".
  26. ^ Robbins, Grady; Meisner, Aaron M.; Schneider, Adam C.; Burgasser, Adam J.; Kirkpatrick, J. Davy; Gagné, Jonathan; Hsu, Chih-Chun; Moranta, Leslie; Casewell, Sarah; Marocco, Federico; Gerasimov, Roman; Faherty, Jacqueline K.; Kuchner, Marc J.; Caselden, Dan; Cushing, Michael C. (2023-11-01). "CWISE J105512.11+544328.3: A Nearby Y Dwarf Spectroscopically Confirmed with Keck/NIRES". The Astrophysical Journal. 958 (1): 94. arXiv:2310.09524. Bibcode:2023ApJ...958...94R. doi:10.3847/1538-4357/ad0043. ISSN 0004-637X.
  27. ^ Dahn, Conard C.; Harris, Hugh C.; Vrba, Frederick J.; Guetter, Harry H.; Canzian, Blaise; Henden, Arne A.; Levine, Stephen E.; Luginbuhl, Christian B.; Monet, Alice K. B.; Monet, David G.; Pier, Jeffrey R.; Stone, Ronald C.; Walker, Richard L.; Burgasser, Adam J.; Gizis, John E.; Kirkpatrick, J. Davy; Liebert, James; Reid, I. Neill (August 2002). "Astrometry and Photometry for Cool Dwarfs and Brown Dwarfs". The Astronomical Journal. 124 (2): 1170–1189. arXiv:astro-ph/0205050. Bibcode:2002AJ....124.1170D. doi:10.1086/341646. S2CID 119485007.
  28. ^ Bobylev, V. V. (2017). "Search for close stellar encounters with the solar system from data on nearby dwarfs". Astronomy Reports. 61 (10): 883–890. arXiv:1708.03300. Bibcode:2017ARep...61..883B. doi:10.1134/S106377291710002X. ISSN 1063-7729. S2CID 119424830.
  29. ^ van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357, S2CID 18759600
  30. ^ Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051.