List of luminous blue variable stars explained

This is a list of luminous blue variable stars in order of their distance from Earth.

List

Milky Way galaxy (confirmed LBVs)

Star system	Nebula	Median distance (ly)	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
P Cygni (34 Cygni)		5251±180	1	B1-2 Ia-0ep	4.82	The closest luminous blue variable star to Earth
V4029 Sagittarii (HD 168607)		6,000	1	B9Ia+	8.12 to 8.29	near the Omega Nebula
V905 Scorpii (HD 160529)		6,100	1	LBV	6.66
Eta Carinae (Eta Argus)		7,500	2	O + B	−1.0 to ~7.6	part of Trumpler 16 in the Carina Nebula
MWC 930 (V446 Scuti)		11,400	1	B5/9Iaeq	11.51
WRAY 16-137		12,400	1	LBV	15.5
W1-243		15,000	1	LBV	15.81	in Westerlund 1
HR Carinae		16,000	2	LBV+RSG	8.42
V481 Scuti (LBV G24.73+0.69)		17,000	1	LBV_B[e]:
		17,000 ± 1,000	1	B	6.96
EM* VRMF 55 (MN44)		18,000 or 35,000	1	LBV	15
[GKF2010] MN48		20,000	1		15.83
GCIRS 34W (WR 101db)		25,000	1	Ofpe/WN9		in the galactic center
Pistol Star (V4647 Sgr)		25,114	1	B	>28	part of the Quintuplet cluster
LBV G0.120-0.048 (V4998 Sgr)		26,000	1	WN5b		near the Quintuplet cluster
FMM 362 (V4650 Sgr)		26,000	1	LBV		near the Quintuplet cluster
AFGL 2298 (V1672 Aql)		30,000	1	B8I
V432 Carinae (Wray 15-751)		33,000	1	LBV	10.20	Also known as AT2019ooa
[GKM2012] WS1		39,000	1	LBV	15.31
[GKF2010] MN58			1

Milky Way galaxy (candidate LBVs)

Star system	Nebula	Median distance (ly)	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
HD 148937		3,870	1	O6f?p	6.71	central star of NGC 6164
MWC 349A (V1478 Cygni)		4,560	2–3	B0-1.5 I + B0 III	13.15	maybe ejected from Cygnus OB2
		4,700	1	WNpec	9.03
HD 168625		5,000	1	B6Ia+	8.30–8.41	near the Omega Nebula
Cygnus OB2-12		5,500	1	B3–4 Ia+	11.702	in Cygnus OB2
AS 314		5,600	1	B9Ia	9.85
Zeta1 Scorpii		5,600	1	B1.5 Iae	4.705
G79.29+0.46		5,700	1	B:I[e]	15.1	in Cygnus X
WRAY 16-232		6,850	1	Be	12.5
HD 80077		8,700	1	B2.5Ia+	9.00
HD 316285		10,800	1	B0Ieq	9.60
MWC 314 (V1429 Aquilae)		15,000	3	B3Ibe	9.79 - 10.1
[SBW2007] 1		18,500	1	B1Iab	12.7
Sher 25		21,000	1	cLBV	12.23	in NGC 3603
W51 LS1 (V1936 Aquilae)		22,000	1	O4I	15.1
WRAY 17-96		22,000	1	cLBV	~13.0
[B61] 2		22,000	1	LBV_B[e]:	15.00
WR 102ka		26,000	1	WN10		near the galactic center
GCIRS 16SW		27,000	1	Ofpe/WN9		in the galactic center
LBV 1806−20		28,000	1	cLBV		part of the 1806−20 cluster
Hen 3-519		28,000	1	WN11h	10.85
MSX6C G026.4700+00.0207		30,000	1	LBV_B

Magellanic Clouds

The Large Magellanic Cloud (LMC) is around 163 kly distant and the Small Magellanic Cloud (SMC) is around 204 kly distant

Host galaxy	Star system	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
LMC		1	B8/9eq – F0/5:Iae	8.6 – 11.5
LMC	HD 269858 (R127)	1	B	10.15
LMC	HD 269006 (R71)	1	LBV	10.55
LMC	HD 269216 (SK −69 75)	1	OBe	11.123
LMC	HD 269582 (SK −69 142a)	1	WN10h	11.093
LMC	HD 269662 (R110)	1	A0Ia	10.28
LMC	HD 269700 (R116)	1	B1.5Iaeq	10.54
LMC	R143 (CPD-69 463)	1	F7Ia	12.014
SMC	HD 5980 (R14)	3	WN4+O7I:	11.31
SMC	HD 6884 (R40)	1	B9Ia0ek	10.2

Andromeda Galaxy and Triangulum Galaxy

The Andromeda Galaxy (M31) is 2.5 Mly distant and the Triangulum Galaxy is around 3.2 Mly distant

Host galaxy	Star system	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
Andromeda	LGGS J004051.59+403303.0	1	LBV	16.989
Andromeda	AE Andromedae (HV 4476)	1	LBV	17.0–17.9
Andromeda	AF Andromedae (HV 4013)	1	LBV	17.325
Andromeda	Var 15 ([WB92a] 370)	1	LBV	18.450
Andromeda	Var A-1	1	LBV	17.143
Andromeda	UCAC4 660-003111	1	LBV	16.39
Triangulum	Var C	1	LBV	16.429
Triangulum	Var B	1	LBV	16.208
Triangulum	Var 83	1	LBV	15.4–16.6
Triangulum	Var 2 (Y Trianguli)	1	Ofpe/WN9	18.22
Triangulum	Romano’s Star (M33 V0532)	1	Ofpe/WN9	16.5–18.8

Single LBV Galaxies

Host Galaxy	Star system	Median distance (ly)	Stars in system	Spectral type	Apparent magnitude (V)	Comments and references
	AT 2018akx	4,350,000	1	LBV	17.5 - 19.28	[1]
	AT 2016ccd	9,650,000	1	LBV	18.0 - 19.95	Also known as SNhunt225.[2] [3]
	SN 2010U	9,700,000	1	LBV	16	[4]
		10,800,000	1	LBV	17.88	One of the most luminous stars known.
	AT2018htr	21,700,000	1	LBV	17.469	[5]
	AT2017be	27,900,000	1	LBV	18.349 - 18.5	Distance from NED using redshift of host galaxy.[6]
		29,000,000	1	LBV	15.9 – 19	Repeated outbursts have been observed since January 2012.[7] [8]
	AT2019mil	32,400,000	1	LBV	19	Distance from NED using redshift of host galaxy.[9]
	AT2021blu	43,500,000	1	LBV	18.17 - 21.62	Distance from NED using redshift of host galaxy.[10]
	Variable in NGC 4656	43,700,000	1	LBV	18	Distance from NED using redshift of host galaxy.[11]
	AT2022fnm	44,700,000	1	LBV	18.495 - 17.855	Distance from NED using redshift of host galaxy.[12]
ESO 249- G 015	AT2020agp	47,500,000	1	LBV	18.463	Distance from NED using redshift of host galaxy.[13]
	AT2021ablz	56,000,000	1	LBV	20.58	[14]
	AT2019oet	60,000,000	1	LBV	18.335	Distance from NED using redshift of host galaxy.[15]
	PSN J09132750+7627410	61,300,000	1	LBV	18.3	[16]
	AT2019ahd	65,600,000	1	LBV	17.83 - 18.73	Distance from NED using redshift of host galaxy.[17]
	AT2020pju	66,400,000	1	LBV	17.3 - 19.73	[18]
	AT2019udc	69,800,000	1	LBV	17.53 - 19.09	Distance from NED using redshift of host galaxy.[19]
	SN2003gm	80,196,000	1	LBV	17.0	Distance from NED using redshift of host galaxy.[20]
SDSS J094838.45+332529.1	AT2020jev	80,200,000	1	LBV	18.74 - 20.33	Distance from NED using redshift of host galaxy.[21]
	PSN J17592296+0617267	95,300,000	1	LBV	18.5	[22]
	AT2019wbg	111,500,000	1	LBV	17.7 -19.39	Repeated outbursts observed since discovery. Distance from NED using redshift of host galaxy.[23]
	AT2017des	112,800,000	1	LBV	18.817 - 19.85	Distance from NED using redshift of host galaxy.[24] [25]
ESO 602- G 015	AT2022rmk	113,200,000	1	LBV	19.472 - 20.04	Distance from NED using redshift of host galaxy.[26]
	AT2017dau	162,100,000	1	LBV	19.32 - 21.32	Distance from NED using redshift of host galaxy.[27]
MCG +07-07-070	AT 2018kle	180,200,000	1	LBV	18.797 - 18.91	Distance from NED using redshift of host galaxy.[28]
	AT2022oku	239,100,000	1	LBV	18.781 - 19.49	Distance from NED using redshift of host galaxy.[29]
WISEA J010803.49+010843.7	AT2020zmn	262,600,000	1	LBV	20.31 - 20.85	Distance from NED using redshift of host galaxy.[30]

See also

• List of Wolf-Rayet stars
• List of O-type stars

Notes and References

1. Web site: Transient Name Server . AT2018akx . . 31 August 2024.
2. Web site: LBV AT2016ccd in NGC 2403 . Bishop . David . 9 November 2021 . Rochester Astronomy . 31 August 2024.
3. Web site: Transient Name Server . AT2016ccd . . 31 August 2024.
4. Web site: Electronic Telegram No. 2163 . Green . Daniel W. E. . 7 February 2010 . Central Bureau for Astronomical Telegrams . Dept. of Earth and Planetary Sciences, Harvard University . 31 August 2024.
5. Web site: Transient Name Server . AT 2018htr . . 30 August 2024.
6. Web site: Transient Name Server . AT 2017be . . 31 August 2024.
7. Web site: LBV 2016blu in NGC 4559. 6 July 2021. 9 August 2021. David. Bishop. rochesterastronomy.org.
8. 2212.09708 . Aghakhanloo . Mojgan . Smith . Nathan . Milne . Peter . Andrews . Jennifer E. . Van Dyk . Schuyler D. . Filippenko . Alexei V. . Jencson . Jacob E. . Lau . Ryan M. . Sand . David J. . Wyatt . Samuel . Zheng . WeiKang . Recurring outbursts of the supernova impostor AT 2016blu in NGC 4559 . Monthly Notices of the Royal Astronomical Society . 2022 . 526 . 1 . 456 . 10.1093/mnras/stad2702 . free . 2023MNRAS.526..456A .
9. Web site: Transient Name Server . AT 2019mil . . 30 August 2024.
10. Web site: Transient Name Server . AT 2021blu . . 30 August 2024.
11. Web site: Circular No. 8498 . Green . Daniel W. E. . 24 March 2005 . Central Bureau for Astronomical Telegrams . Dept. of Earth and Planetary Sciences, Harvard University . 31 August 2024.
12. Web site: Transient Name Server . AT 2022fnm . . 15 August 2024.
13. Web site: Transient Name Server . AT 2020agp . . 30 August 2024.
14. Web site: Transient Name Server . AT 2021ablz . . 15 August 2024.
15. Web site: Transient Name Server . AT 2019oet . . 31 August 2024.
16. Web site: Asiago spectroscopic observation of PSN J09132750+7627410 . Fox . Derek . 12 February 2015 . The Astronomer's Telegram . 31 August 2024.
17. Web site: Transient Name Server . AT 2019ahd . . 30 August 2024.
18. Web site: Transient Name Server . AT 2020pju . . 15 August 2024.
19. Web site: Transient Name Server . AT 2019udc . . 30 August 2024.
20. Web site: Transient Name Server . SN 2003gm . . 23 November 2024.
21. Web site: Transient Name Server . AT 2020jev . . 30 August 2024.
22. Web site: Central Bureau for Astronomical Telegrams . Electronic Telegram No. 2754 . Green . Daniel W. E. . June 30, 2011 . 1 September 2024.
23. Web site: Transient Name Server . AT 2022rmk . . 29 August 2024.
24. Web site: Transient Name Server . AT 2017des . . 31 August 2024.
25. Web site: Transient Name Server . Astronote 2022-36 . . 31 August 2024.
26. Web site: Transient Name Server . AT 2022rmk . . 29 August 2024.
27. Web site: Transient Name Server . AT 2017dau . . 30 August 2024.
28. Web site: Transient Name Server . AT 2018kle . . 30 August 2024.
29. Web site: Transient Name Server . AT 2022oku . . 29 August 2024.
30. Web site: Transient Name Server . AT 2020zmn . . 30 August 2024.