List of stars in Eridanus explained

This is the list of notable stars in the constellation Eridanus, sorted by decreasing brightness.

Name	B	F	G.	Var	HD	HIP	RA	Dec	vis. mag.	abs. mag.	Dist.(ly)	Sp. class	Notes
	α		2		10144	7588			0.45	−2.77	144	B3Vp	star;
	β	67	290		33111	23875			2.78	0.60	89	A3IIIvar	Cursa, Kursa.
	θ^1		48		18622	13847			2.88	−0.59	161	A4III+...	Acamar, Achr al Nahr, Postrema Fluminis;^[1] with θ^2 Eri.
	γ	34	158		25025	18543			2.97	−1.19	192	M1IIIb Ca-1	Zaurak, Zaurac, Zaurack
	δ	23	121		23249	17378			3.52	3.74	29	K0IV	Rana;
	υ^4	41	204		27376	20042			3.55	−0.14	178	B9V	Variable star
	φ		14		14228	10602			3.56	0.18	155	B8IV-V
	χ		7		11937	9007			3.69	2.48	57	G5IV
	τ^4	16	81		20720	15474			3.70	−0.79	258	M3/M4III
	ε	18	101		22049	16537			3.72	6.18	10	K2V	Ran,;^[2] star system; has two s,, one and one unconfirmed planet (c);
	υ^2	52	251		29291	21393			3.81	−0.22	209	G8III	Beemin, Theemin
	l	53	254		29503	21594			3.86	1.23	109	K1III	Sceptrum
	η	3	39		18322	13701			3.89	0.83	133	K1III-IV	Azha
	ν	48	250		29248	21444			3.93	−2.34	586	B2III SB
	υ^3	43	219		28028	20535			3.97	−0.64	273	K4III	Beemim
	μ	57	266		30211	22109			4.01	−2.05	532	B5IV
	ο^1	38	185		26574	19587			4.04	1.11	125	F2II-III	Beid;
	τ^3	11	56		18978	14146			4.08	1.97	86	A4V
	ι		19		16815	12486			4.11	0.86	145	K0III
	g		138		24160	17874			4.17	0.13	210	G8III	= υ^6 Eridani
	τ^6	27	128		23754	17651			4.22	2.95	58	F3/F5V	= n Eridani
	κ		16		15371	11407			4.24	−1.81	528	B5IV
	λ	69	293		33328	23972			4.25	−4.40	1753	B2IVn	β Cep variable
^[3]	e		82		20794	15510			4.26	5.35	20	G8V	nearby; at least three planets, and ; also has a
	τ^5	19	103		22203	16611			4.26	−0.53	296	B9V
	f		135		24071	17797			4.30	0.83	173	A+...	= υ^5 Eri; B component of double star with 136 G. Eri
		54	259	DM	29755	21763			4.32	−0.90	361	M3/M4III	DM Eri
	θ^2		49		18623	13847			4.35		161		Binary star with θ^1 Eri
	ω	61	276		31109	22701			4.36	0.15	227	A9IV	Rabah al Nahr, Quarta Fluminis
	π	26	127		23614	17593			4.43	−1.49	497	M1III
	ο^2	40	197	DY	26965	19849			4.43	5.92	16	K1V	Keid; DY Eri; nearby ; has a planet
	w	32			24554	18255			4.46	−0.66	345	G8III
	τ^1	1	22		17206	12843			4.47	3.74	46	F5/F6V
	υ^1	50	243		29085	21248			4.49	1.58	124	K0III	Theemin, Beemin
	y		110		22663	16870			4.57	0.43	219	K0III
	h		124		23319	17351			4.59	0.91	178	K2IIICN...	= υ^7 Eridani
	τ^9	36	161		25267	18673			4.62	−0.41	331	Ap Si	= k Eri;
	τ^8	33	149		24587	18216			4.64	−0.72	385	B5V
	f		136		24072				4.73		173	B9V	= υ^5 Eri; A component of double star with 135 G. Eri
	s		18		16754	12413			4.74	1.74	130	A2V
	v	17	97		21790	16341			4.74	−0.60	380	B9Vs
	τ^2	2	30		17824	13288			4.76	1.02	183	K0III	Angetenar
		64	283		32045	23231			4.78	0.03	291	F0V	S Eri;
	w	32	148		24555	18255			4.79	−0.33	345	A2V	component of the 32 Eri system
	ζ	13	73		20320	15197			4.80	1.97	120	A5m	Zibal
	ψ	65	285		32249	23364			4.80	−2.54	956	B3V
		15	79		20610	15382			4.86	0.39	255	K0III
	A	39	194		26846	19777			4.87	0.86	206	K3III
		45	231		28749	21139			4.91	−2.12	830	K3II-III
			255		29573	21644			4.99	0.77	227	A0V
		60	274		30814	22479			5.03	0.67	243	K0III
	q^2		6		10939	8241			5.04	1.26	186	A1V
	i		151		24626	18213			5.11	−0.07	355	B6/B7V
		68	292		33256	23941			5.11	3.12	82	F2V
		66	288	EN	32964	23794			5.12	0.45	280	B9.5V	EN Eri; α² CVn variable
40 G. Eri			40		18331	13717			5.16	1.35	189	A3Vn
	ξ	42	215		27861	20507			5.17	1.14	208	A2V
		47	241	DV	29064	21296			5.20	−1.76	805	M3III	DV Eri
43 G. Eri			43		18543	13874			5.22	0.26	320	A2IV
	c	51	252		29391	21547			5.22	2.85	97	F0V	has a planet ; indications that a young Jupiter-like planet has been directly imaged in wide-orbit via
61 G. Eri			61		19349	14456			5.23	−0.84	534	M3III
		20	107	EG	22470	16803			5.24	−0.57	473	B8/B9III	EG Eri; α² CVn variable
		24	123		23363	17457			5.24	−1.27	653	B7V
	τ^7	28	130		23878	17717			5.24	0.63	272	A1V	= m Eridani
242 G. Eri			242		29065	21297			5.24	−1.28	657	K4III
	ρ^3	10	57		19107	14293			5.26	2.09	140	A8V
		35	162		25340	18788			5.28	−0.43	453	B5V
	ρ^2	9	55		18953	14168			5.32	0.83	258	K0II-III
164 G. Eri			164		25457	18859			5.38	3.96	63	F5V
212 G. Eri			212		27616	20264			5.38	−0.38	462	A0V
		63	282		32008	23221			5.39	1.70	178	G4V
		4	41		18454	13782			5.44	2.00	159	A5IV/V
		37	183		26409	19483			5.44	0.13	377	G8III
			181		26326	19398			5.45	−1.29	726	B5IV
257 G. Eri			257		29613	21685			5.46	1.54	199	K0III
		30	144		24388	18141			5.48	−0.46	502	B8+...
		58	269	IX	30495	22263			5.49	4.87	43	G3V	IX Eri; BY Draconis variable
83 G. Eri			83		20894	15643			5.50	−0.05	421	G8III
	b	62	280		31512	22958			5.50	−1.28	739	B6V
	q^1		5		10647	7978			5.52	4.32	57	F8V	has a planet ; also has a
		22	115	FY	22920	17167			5.53	−1.25	739	B9IIIp Si	FY Eri; α² CVn variable
264 G. Eri			264		30127	22028			5.53	0.75	295	A1V
		5	46		18633	13951			5.56	0.51	334	B9.5V
106 G. Eri			106		22409	16780			5.56	0.23	379	G7III:
		25	125		23413	17506			5.56	0.40	351	K4III
258 G. Eri			258		29737	21743			5.56	0.63	315	G6/G8III
94 G. Eri			94		21688	16263			5.57	0.02	420	A5III/IV
122 G. Eri			122		23281	17395			5.59	2.43	140	A5m
174 G. Eri			174		25945	19095			5.59	2.41	141	F0IV/V
160 G. Eri			160		25165	18647			5.61	−1.57	891	K4III
			228	DU	28497	20922			5.61	−2.81	1575	B2V:ne	Be star
169 G. Eri			169		25723	19011			5.62	0.17	401	K1III
153 G. Eri			153		24744	18262			5.70	−0.30	516	K0III...
184 G. Eri			184		26464	19511			5.70	0.71	324	G9III:
		46	239	EH	29009	21278			5.71	−1.18	780	B9p Si	EH Eri; α² CVn variable
278 G. Eri			278		31414	22860			5.71	−0.11	476	G8/K0III
			279	R	31444	22881			5.71	0.98	288	G6/G8III	Non-variable despite designation^[4]
80 G. Eri			80		20631	15411			5.72	2.90	119	F3V
267 G. Eri			267		30238	22086			5.72	−0.70	627	K4III
91 G. Eri			91		21530	16142			5.74	0.65	340	K2III
	ρ^1	8	52		18784	14060			5.75	0.90	304	K0II
	p		4		10360	7751			5.76	6.21	27	K0V	binary star with 3 G. Eridani
	p		3		10361	7751			5.76	6.21	27	K5V	binary star with 4 G. Eridani
99 G. Eri			99		21882	16285			5.76	1.79	203	A5V
			234	DZ	28843	21192			5.76	0.17	428	B9III	SX Ari variable
		59	271		30606	22325			5.76	2.67	135	F8V
			270		30562	22336			5.77	3.65	86	F8V	has a planet
		56	263	DX	30076	22024			5.78	−2.29	1342	B2Ve	DX Eri; γ Cas variable; Be star
			187	GW	26591	19571			5.80	1.38	250	A1V + (F/G)
291 G. Eri			291		33224	23916			5.80	−1.04	760	B8V
58 G. Eri	r		58		19141	14187			5.81	−1.20	821	K2/K3III
132 G. Eri			132		23978	17798			5.81	−1.22	830	K5III
216 G. Eri			216		27881	20465			5.81	0.09	454	K5III
		6	44		18535	13835			5.82	−0.69	653	K2III
53 G. Eri			53		18885	14110			5.84	1.15	282	G6III:
159 G. Eri			159		25069	18606			5.83	2.52	152	K0/1III
	d		210	EM	27563	20271			5.85	−0.98	756	B5III
109 G. Eri			109		22675	16989			5.86	0.47	390	G5III:
211 G. Eri			211		27611	20341			5.86	0.08	467	K2
287 G. Eri			287		32393	23475			5.86	0.96	311	K3
15 G. Eri			15		14943	11102			5.90	1.96	200	A5V
129 G. Eri			129		23887	17805			5.91	0.00	495	K3III
71 G. Eri	u		71		20121	14913			5.92	2.71	143	F3V+...
35 G. Eri			35		18071	13479			5.93	1.08	304	G8/K0III
163 G. Eri			163		25371	18723			5.93	0.72	359	A1V
202 G. Eri			202		27179	19996			5.95	−0.19	551	G8III:
227 G. Eri			227		28479	20892			5.95	0.97	323	K2III
233 G. Eri			233		28776	21042			5.95	0.70	365	K0II
		21	111		22713	17027			5.97	3.24	115	K1V
		55	262		30020	21986			5.98	0.51	405	F4IIIp (Sr)
			152	DO	24712	18339			5.99	2.54	160	Ap SrEu(Cr)	α² CVn variable
			203	GZ	27362	20075			6.00	−1.53	1045	M4III
93 G. Eri			93		21665	16266			6.01	0.71	374	G5
			32		17925	13402			6.05	5.97	34	K1V	EP Eri, RS CVn variable
236 G. Eri			236		28970	21239			6.06	−1.25	945	K0
64 G. Eri			64		19836	14819			6.08	−0.82	784	M1III
214 G. Eri			214		27710	20347			6.08	2.40	177	F2V
20 G. Eri			20		17006	12611			6.09	3.03	133	G8IV
205 G. Eri			205		27411	20106			6.09	1.27	300	A3m...
240 G. Eri			240		29063	21298			6.09	0.11	513	K2III
10 G. Eri			10		12042	9085			6.10	4.00	86	F8V
		7	51		18760	14040			6.11	−0.79	782	M2III	CV Eri
222 G. Eri			222		28312	20765			6.11	0.88	362	A3V
256 G. Eri			256		29610	21718			6.11	−0.13	578	K0
100 G. Eri	z		100		21899	16310			6.12	3.46	111	F7V
171 G. Eri			171		25803	19037			6.12	0.43	448	K1II
247 G. Eri			247		29184	21363			6.12	1.09	330	K2IIICN...
45 G. Eri			45		18557	13883			6.14	1.37	293	A2m
		14	77		20395	15244			6.14	3.47	111	F5V	Astrometric binary
			209	EK	27536	20263			6.15	2.22	209	G8 IV-III	BY Draconis variable
281 G. Eri			281		31726	23060			6.15	−1.27	994	B2V
74 G. Eri			74		20319	15203			6.17	−0.21	616	B9V
			13		13445	10138			6.17	5.98	36	K1V	has a white dwarf companion and a planet
			155	DL	24832	18455			6.18	1.05	346	F1V	δ Sct variable
			268	EX	30422	22192			6.18	2.38	187	A2IV/V
113 G. Eri			113		22799	17057			6.19	0.88	376	G5
54 G. Eri			54		18894	14124			6.20	3.64	106	G0IV-V
86 G. Eri			86		21019	15776			6.20	3.36	120	G2V
133 G. Eri			133		23958	17734			6.21	0.16	529	B8V
147 G. Eri			147		24497	18173			6.21	−0.44	698	K0/K1III+..
112 G. Eri			112		22798	17086			6.22	1.16	335	G5
229 G. Eri			229		28625	20997			6.22	0.61	432	K0III
			284		32147	23311			6.22	6.49	29	K3V
67 G. Eri			67		19887	14814			6.25	0.16	539	K2III
104 G. Eri			104		22243	16677			6.25	0.24	518	A2V
232 G. Eri			232		28763	21110			6.25	0.81	400	A2/A3V
172 G. Eri			172		25910	19121			6.27	1.71	266	A3V
272 G. Eri			272		30743	22439			6.27	3.53	115	F3/F5V
253 G. Eri			253		29435	21486			6.28	0.87	394	Ap...
59 G. Eri			59		19210	14355			6.30	0.72	425	K0
75 G. Eri			75		20356	15230			6.30	−1.25	1055	K5
33 G. Eri	σ^[5]		33		17943	13421			6.31	1.30	328	A7IV
89 G. Eri			89		21473	16015			6.33	0.67	441	A1V
173 G. Eri			173		25944	19111			6.34	1.44	311	G8/K0III
248 G. Eri			248		29227	21428			6.34	−0.80	874	B7III
21 G. Eri			21		17098	12708			6.35	0.22	548	B9V
114 G. Eri			114		22905	17136			6.35	−0.13	644	G8/K0III+..
31 G. Eri			31		17864	13271			6.36	1.36	325	A0V
66 G. Eri			66		19850	14797			6.36	−1.14	1032	F6III
168 G. Eri			168		25700	18990			6.36	0.65	453	K2/K3III/IV
207 G. Eri			207		27490	20138			6.36	1.04	379	A+...
9 G. Eri			9		11965	9022			6.37	−0.08	635	B8/B9V
65 G. Eri			65		19826	14757			6.37	1.74	274	K0III
					24834	18428			6.37	−4.09	4025	M1III
246 G. Eri			246		29163	21324			6.37	0.76	432	K1III
218 G. Eri			218		27941	20467			6.38	−0.68	840	K1III
189 G. Eri			189		26625	19601			6.41	1.30	343	K0III
188 G. Eri			188		26575	19509			6.43	−1.37	1185	K2IIIp...
12 G. Eri			12		12894	9685			6.45	3.08	154	F2V
126 G. Eri			126		23508	17436			6.45	1.61	303	K1III
186 G. Eri			186		26584	19590			6.45	0.37	535	G5
			190	GY	26739	19725			6.45	−1.71	1399	B5IV
213 G. Eri			213		27660	20360			6.45	0.53	498	A0
27 G. Eri			27		17438	13008			6.47	3.56	125	F2V
134 G. Eri			134		24098	17950			6.47	3.20	147	F2
166 G. Eri			166		25631	18926			6.47	−0.87	956	B3V
26 G. Eri			26		17390	12964			6.48	3.21	147	F3IV/V
105 G. Eri			105		22379	16779			6.49	−0.40	780	K0
117 G. Eri			117		23010	17214			6.49	1.67	300	F2III
		55		DW	30021	21986			6.70	1.22	405	G8III	DW Eri; component of the 55 Eri system
					19467	14501			7.00		101	G3V	has a brown dwarf
					28185	20723			7.81	4.82	128	G5	has a planet
					11343	8541			7.9		551	K2III	has a planet
					18015	13467			7.9			G6IV	has a planet
					18742	13993			7.97		440	G9IV	Ayeyarwady,^[6] has a planet
					30856	22491			8.07		385	K0III	Mouhoun,^[7] has a planet and a red dwarf companion
					13808	10301			8.38		93	K2V	has two planets (&)
					25015	18527			8.90		122	K2V	has a planet
	ο^2	40			26976				9.50	11.01	16	DA VII	component of the 40 Eri system;
									9.5			F8	has a
						12961			9.7	7.8	78	M0	Koeia,^[8] has a planet
									10.1		783	F3	Montuno,^[9] has a transiting planet
									10.15			F9	has a transiting planet
									10.6			G5	has a transiting planet
									10.95		663	G0	has a transiting planet
									11.1		587	K0	has a transiting planet
									11.6		629	F	Chaophraya,^[10] has a transiting planet
									11.99	4.68	942	G	Tojil,^[11] has a transiting planet
									12.0		1794	F8	has a transiting planet
									12.4		750	K0	has a transiting planet
									12.4		1859	F9	has a transiting planet
									12.63		838	F8	has a planet
									13.0			G7	has a transiting planet
				EF					13.7		523		Vmax = 14.5m Vmin = <17.5; has an uncategorised in orbit, called

References

• Web site: ESA . European Space Agency . The Hipparcos and Tycho Catalogues . 1997 . 2006-12-26 .
• Web site: Kostjuk . N. D. . HD-DM-GC-HR-HIP-Bayer-Flamsteed Cross Index . 2002 . 2006-12-26 .
• Web site: Roman . N. G. . Identification of a Constellation from a Position . 1987 . 2006-12-26 .
• Web site: SIMBAD Astronomical Database . Centre de Données astronomiques de Strasbourg . 2007-01-02 .
• Web site: Gould . B. A. . Uranometria Argentina . Reprinted and updated by Pilcher, F . 2010-07-19 . dead . https://web.archive.org/web/20120227032716/http://www.uranometriaargentina.com/ . 2012-02-27 .
• Web site: Naming Stars . 13 December 2017 .

Notes and References

1. http://articles.adsabs.harvard.edu//full/1895MNRAS..55..429K/0000432.000.html E.B Knobel – On a catalogue of stars in the Calendarium of Al Achsasi Al Mouakket
2. http://www.iau.org/news/pressreleases/detail/iau1514/ Final Results of NameExoWorlds Public Vote Released
3. This star is 's 82nd of Eridanus in his . (Backhouse, T. W., (1911) Catalogue of 9842 Stars, Hills and Co., Sunderland, p.33.) Kostjuk erroneously lists it as simply "82 Eri". (See below.) follows this error in its object query result as "
   • 82 Eri – High proper-motion star
   ".
4. Web site: VSX : Detail for R Eri . 2024-04-20 . www.aavso.org.
5. http://vizier.u-strasbg.fr/viz-bin/VizieR?-6N&-out.form=H0&//*&-source%3DV/50/notes&HR%3D859 Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)
6. Web site: Myanmar. . en. 2020-03-13.
7. Web site: Burkina Faso. . en. 2020-03-13.
8. Web site: Puerto Rico. . en. 2020-03-13.
9. Web site: Panama. . en. 2020-03-13.
10. Web site: Thailand. . en. 2020-03-13.
11. Web site: Guatemala. . en. 2020-03-13.