List of star systems within 16–20 light-years

This is a list of star systems within 16-20 light years of Earth.

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: RA, Dec (Ep J2000, Eq J2000)	Stellar class	Apparent magnitude (V)	Parallax (mas)	Notes and additional references
AD Leonis (BD+20 2465)		16.1939±0.0024	Leo	10^h 19^m 36.4^s +19° 52′ 10″	M2.5 Ve	9.29	201.4064±0.0296[1]	had 1 candidate planet, refuted in 2020
Gliese 832 (HD 204961)		16.2005±0.0019	Grus*	21^h 33^m 34.0^s −49° 00′ 32″	M1.5 V	8.66	201.3252±0.0237[1]	has 2 known planets
Gliese 682 (CD-44 11909)		16.3328±0.0026	Scorpius*	17^h 37^m 03.7^s –44° 19′ 09″	M4 V	10.95	199.6944±0.0312[1]	has 2 known, but also disputed, planets
Omicron² Eridani (40 Eridani, Gliese 166)	A (Keid)$	16.3330±0.0042	Eridanus	04^h 15^m 16.3^s −07° 39′ 10″	K0.5 V	4.43#	199.6911±0.0512[1]	has 1 known planet
	B			04^h 15^m 21.8^s −07° 39′ 29″	DA4	9.52
	C			04^h 15^m 21.5^s −07° 39′ 22″	M4 V	11.24
EV Lacertae		16.4761±0.0018	Lacerta*	22^h 46^m 49.7^s +44° 20′ 02″	M3.5 V	10.22	197.9573±0.0220[1]	record setting stellar flare observed
70 Ophiuchi (Gliese 702)	A$	16.7074±0.0087	Ophiuchus	18^h 05^m 27.4^s +02° 29′ 59″	K0 V	4.21#	195.2166±0.1012[2]
70 Ophiuchi (Gliese 702)	B$	16.7074±0.0087	Ophiuchus	18^h 05^m 27.5^s +02° 29′ 56″	K5 V	6.01#	195.2166±0.1012[2]
Altair (Alpha Aquilae)$		16.730±0.049	Aquila*	19^h 50^m 47.0^s +08° 52′ 06″	A7 IV-Vn	0.77#	194.95±0.57[3]
EI Cancri (GJ 1116, G 9-38)	A	16.800±0.011	Cancer	08^h 58^m 15.2^s +19° 45′ 47″	M5.5 V	14.06	194.1443±0.1228[1]
EI Cancri (GJ 1116, G 9-38)	B	16.800±0.011	Cancer	08^h 58^m 15.2^s +19° 45′ 47″	M V	14.92	194.1443±0.1228[1]
WISE J150649.97+702736.1§		16.856±0.052	Ursa Minor*	15^h 06^m 52.4^s +70° 27′ 25″	T6		193.5±0.6[4]
GJ 3379 (G 99-49)		16.9861±0.0027	Orion*	06^h 00^m 03.5^s +02° 42′ 24″	M3.5 V	11.31	192.0135±0.0310[1]
DENIS J081730.0-615520§		17.002±0.037	Carina	08^h 17^m 30.1^s −61° 55′ 16″	T6		191.8362±0.4186[1]
Gliese 445 (LHS 2459, G 254-29)		17.1368±0.0017	Camelopardalis*	11^h 47^m 41.4^s +78° 41′ 28″	M3.5 V	10.79	190.3251±0.0194[1]
WISEA J154045.67-510139.3		17.3738±0.0046	Norma*	15^h 40^m 43.5^s −51° 01′ 36″	M7 V		187.7290±0.0496[1]
2MASS 0939−2448	A§	17.41±0.44	Antlia	09^h 39^m 35.5^s −24° 48′ 28″	T8 V		187.3±4.6[5]	binary brown dwarf
2MASS 0939−2448	B§	17.41±0.44	Antlia	09^h 39^m 35.5^s −24° 48′ 28″	T8 V		187.3±4.6[5]	binary brown dwarf
LHS 1723 (GJ 3323, LP 656-38)		17.5309±0.0026	Eridanus	05^h 01^m 57.4^s −06° 56′ 46″	M4 V	12.22	186.0466±0.0277[1]	has 2 known planets
Gliese 526 (Wolf 498, HD 119850)		17.7263±0.0024	Boötes*	13^h 45^m 43.8^s +14° 53′ 29″	M1 V	8.46	183.9962±0.0253[1]
Stein 2051 (Gliese 169.1, G 175-34)	A	17.9925±0.0020	Camelopardalis	04^h 31^m 11.5^s +58° 58′ 37″	M4 V	11.04	181.2730±0.0203[1]
Stein 2051 (Gliese 169.1, G 175-34)	B	17.9925±0.0020	Camelopardalis	04^h 31^m 12.6^s +58° 58′ 41″	DC5	12.43	181.2730±0.0203[1]
WISEP J111448.80-261828.2§		18.20±0.14	Hydra	11^h 14^m 51.3^s −26° 18′ 24″	T7.5		179.2±1.4[6]
Gliese 251 (Wolf 294, HD 265866)		18.2146±0.0028	Gemini*	06^h 54^m 49.0^s +33° 16′ 05″	M3 V	10.02	179.0629±0.0280[1]	has 1 known planet, 2 other candidate planets refuted in 2020
LP 816-60		18.3305±0.0038	Capricornus*	20^h 52^m 33.0^s −16° 58′ 29″	M3.5 V	11.50	177.9312±0.0365[1]
WISE J035000.32-565830.2§		18.49±0.24	Reticulum*	03^h 50^m 00.3^s −56° 58′ 30″	Y1		176.4±0.0365[7]
WISEA J183537.82+325945.4		18.5534±0.0049	Lyra*	18^h 35^m 37.9^s +32° 59′ 55″	M8.5 V	18.27	175.7930±0.0468[1]
Gliese 205 (Wolf 1453, HD 36395)		18.6042±0.0022	Orion	05^h 31^m 27.4^s −03° 40′ 38″	M1 V	7.95	175.3131±0.0204[1]	has 2 known planets
WISE J041521.21-093500.6§		18.62±0.18	Eridanus	04^h 15^m 19.5^s −09° 35′ 07″	T8		175.2±1.7[6]
Gliese 229 (HD 42581)	A	18.7906±0.0018	Lepus*	06^h 10^m 34.6^s −21° 51′ 53″	M1.5 V	8.14	173.5740±0.0170[1]	has 2 known planets
Gliese 229 (HD 42581)	B§	18.7906±0.0018	Lepus*	06^h 10^m 34.6^s −21° 51′ 53″	T6 V		173.5740±0.0170[1]	has 2 known planets
Sigma Draconis (Alsafi)$		18.7993±0.0081	Draco	19^h 32^m 21.6^s +69° 39′ 40″	G9 V	4.67#	173.4939±0.0748[1]	has 1 suspected planet
Ross 47 (Gliese 213)		18.8883±0.0031	Orion	05^h 42^m 09.3^s +12° 29′ 21″	M4 V	11.57	172.6762±0.0286[1]
Gliese 570 (Lalande 27173, 33 G. Librae)	A$	19.1987±0.0074	Libra*	14^h 57^m 28.0^s −21° 24′ 56″	K4 V	5.64#	169.8843±0.0653[1]
	B				M1.5 V	8.30
	C				M	9.96
	D§				T7.5
Gliese 693 (Luyten 205-128)		19.2078±0.0053	Pavo	17^h 46^m 32.4^s −57° 19′ 09″	M3 V	10.76	169.8042±0.0465[1]
Gliese 754 (Luyten 347-14)		19.2724±0.0067	Telescopium*	19^h 20^m 48.0^s −45° 33′ 30″	M4 V	12.23	169.2351±0.0588[1]	has 1 candidate planet
Gliese 908 (Lalande 46650, BR Piscium)		19.2745±0.0032	Pisces	23^h 49^m 12.5^s +02° 24′ 04″	M1 V	8.98	169.2163±0.0281[1]
Gliese 752 (Wolf 1055, HD 180617)	A	19.2922±0.0027	Aquila	19^h 16^m 55.3^s +05° 10′ 08″	M2.5 V	9.10	169.0615±0.0239[1]	has 1 known planet
Gliese 752 (Wolf 1055, HD 180617)	B (VB 10)	19.2922±0.0027	Aquila	19^h 16^m 57.6^s +05° 09′ 02″	M8 V	17.45	169.0615±0.0239[1]	very small and very dim red dwarf
Gliese 588 (CD-40 9712)		19.2996±0.0031	Lupus*	15^h 32^m 12.9^s −41° 16′ 32″	M2.5 V	9.31	168.9965±0.0270[1]	has 2 candidate planets
Eta Cassiopeiae (Gliese 34)	A (Achird)$	19.3314±0.0025	Cassiopeia*	00^h 49^m 06.3^s +57° 48′ 55″	G3 V	3.46#	168.7186±0.0216[1]
Eta Cassiopeiae (Gliese 34)	B	19.3314±0.0025	Cassiopeia*	00^h 49^m 06.3^s +57° 48′ 55″	K7 V	7.21	168.7186±0.0216[1]
36 Ophiuchi (Gliese 663)	A (Guniibuu)$	19.4185±0.0036	Ophiuchus	17^h 15^m 20.9^s −26° 36′ 09″	K1.5 V	5.07#	167.9617±0.0311[1]
	B$			17^h 15^m 21.0^s −26° 36′ 10″	K1 V	5.08#
	C$			17^h 16^m 13.4^s −26° 32′ 46″	K5 V	6.32#
YZ Canis Minoris (Ross 882, Gliese 285)		19.5330±0.0040	Canis Minor	07^h 44^m 40.2^s +03° 33′ 09″	M4 V	11.19	166.9769±0.0343[1]
WISEP J154151.66-225025.2§		19.54±0.24	Libra	15^h 41^m 51.6^s −22° 50′ 25″	Y0.5		166.9±2.0[7]
GJ 1005 (Luyten 722-22, G 158-50)	A	19.577±0.035	Cetus	00^h 15^m 28.1^s −16° 08′ 02″	M3.5 V	11.60	166.6±0.3[8]	distance uncertain: 16.28±0.75, 17.91±0.67, 17.0±1.5, 16.26±0.76, 17.26, 19.695±0.095 ly
GJ 1005 (Luyten 722-22, G 158-50)	B	19.577±0.035	Cetus	00^h 15^m 28.1^s −16° 08′ 02″	M V	14.02	166.6±0.3[8]
HR 7703 (279 G. Sagittarii, HD 191408, Gliese 783, IRAS 20079-3614)	A$	19.609±0.013	Sagittarius	20^h 11^m 11.93^s –36° 06′ 04″	K2.5 V	5.31#	166.3272±0.1065[1]
	B	19.609±0.013	Sagittarius	20^h 11^m 11.93^s –36° 06′ 04″	M4 V	11.50	166.3272±0.1065[1]
82 G. Eridani (e Eridani, Gliese 139, HD 20794)$		19.7045±0.0093	Eridanus	03^h 19^m 55.7^s −43° 04′ 11″	G8 V	4.26#	165.5242±0.0784[1]	has 3 confirmed planets, 3 candidate planets, hot and cold dust disks
Gliese 268 (Ross 986, QY Aurigae)	A	19.7414±0.0076	Auriga*	07^h 10^m 01.8^s 38° 31′ 46″	M4.5 V	12.05	165.2147±0.0636[1]
Gliese 268 (Ross 986, QY Aurigae)	B	19.7414±0.0076	Auriga*	07^h 10^m 01.8^s 38° 31′ 46″	M V	12.45	165.2147±0.0636[1]
Delta Pavonis$		19.893±0.015	Pavo	20^h 08^m 43.6^s −66° 10′ 55″	G8 IV	3.55#	163.9544±0.1222[1]	has 1 candidate planet
WISEP J013657.45+093347.0 (SIMP0136)§		19.955±0.057	Pisces	01^h 36^m 56.5^s +09° 33′ 47″	T2.5		163.4478±0.4629[1]	rogue planet, 12.7 Mj
WISEP J093735.61+293127.7§		19.96±0.22	Leo	09^h 37^m 34.9^s 29° 31′ 41″	T7		163.39±1.76[9]
System	Star or (sub-) brown dwarf	Distance (ly)	Constellation	Coordinates: RA, Dec (Ep J2000, Eq J2000)	Stellar class	Apparent magnitude (V)	Parallax (mas)	Notes and additional references

Notes

References

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.
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.
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
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.
Burgasser, Adam J.; Tinney, C. G.; Cushing, Michael C.; Saumon, Didier; Marley, Mark S.; Bennett, Clara S.; Kirkpatrick, J. Davy (2008). "2MASS J09393548-2448279: The Coldest and Least Luminous Brown Dwarf Binary Known?" (PDF). The Astrophysical Journal. 689 (1): L53–L56. Bibcode:2008ApJ...689L..53B. doi:10.1086/595747.
Dupuy, Trent J.; Liu, Michael C. (2012). "The Hawaii Infrared Parallax Program. I. Ultracool Binaries and the L/T Transition". The Astrophysical Journal Supplement. 201 (2): 19. arXiv:1201.2465. Bibcode:2012ApJS..201...19D. doi:10.1088/0067-0049/201/2/19. S2CID 119256363.
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.
Benedict, G. F.; Henry, T. J.; Franz, O. G.; McArthur, B. E.; Wasserman, L. H.; Jao, Wei-Chun; Cargile, P. A.; Dieterich, S. B.; Bradley, A. J.; Nelan, E. P.; Whipple, A. L. (2016). "The Solar Neighborhood. XXXVII. The Mass–Luminosity Relation for Main-Sequence M Dwarfs". The Astronomical Journal. 152 (5): 141. arXiv:1608.04775. Bibcode:2016AJ....152..141B. doi:10.3847/0004-6256/152/5/141. S2CID 54029447.
Schilbach, E.; Röser, S.; Scholz, R.-D. (2009). "Trigonometric parallaxes of ten ultracool subdwarfs". Astronomy and Astrophysics. 493 (2): L27–L30. arXiv:0811.4136. Bibcode:2009A&A...493L..27S. doi:10.1051/0004-6361:200811281. S2CID 17774863.

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[GaiaEDR3-1] 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.

[GaiaDR2-2] 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.

[aaa474_2_653-3] 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

[Kirkpatrick2019-4] 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.

[Burgasser2008-5] Burgasser, Adam J.; Tinney, C. G.; Cushing, Michael C.; Saumon, Didier; Marley, Mark S.; Bennett, Clara S.; Kirkpatrick, J. Davy (2008). "2MASS J09393548-2448279: The Coldest and Least Luminous Brown Dwarf Binary Known?" (PDF). The Astrophysical Journal. 689 (1): L53–L56. Bibcode:2008ApJ...689L..53B. doi:10.1086/595747.

[Dupuy_&_Liu2012-6] Dupuy, Trent J.; Liu, Michael C. (2012). "The Hawaii Infrared Parallax Program. I. Ultracool Binaries and the L/T Transition". The Astrophysical Journal Supplement. 201 (2): 19. arXiv:1201.2465. Bibcode:2012ApJS..201...19D. doi:10.1088/0067-0049/201/2/19. S2CID 119256363.

[:0-7] 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.

[Benedict-8] Benedict, G. F.; Henry, T. J.; Franz, O. G.; McArthur, B. E.; Wasserman, L. H.; Jao, Wei-Chun; Cargile, P. A.; Dieterich, S. B.; Bradley, A. J.; Nelan, E. P.; Whipple, A. L. (2016). "The Solar Neighborhood. XXXVII. The Mass–Luminosity Relation for Main-Sequence M Dwarfs". The Astronomical Journal. 152 (5): 141. arXiv:1608.04775. Bibcode:2016AJ....152..141B. doi:10.3847/0004-6256/152/5/141. S2CID 54029447.

[Schilbach2009-9] Schilbach, E.; Röser, S.; Scholz, R.-D. (2009). "Trigonometric parallaxes of ten ultracool subdwarfs". Astronomy and Astrophysics. 493 (2): L27–L30. arXiv:0811.4136. Bibcode:2009A&A...493L..27S. doi:10.1051/0004-6361:200811281. S2CID 17774863.

List of star systems within 16–20 light-years

See also

Notes

References