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Canis Maior / Yale Bright Star Catalog (HR)

«Yale Bright Star Catalogue, 5th Revised Ed.» Hoffleit D., Warren Jr W.H., 1991 ^[154]
HR	B	F	DM	HD	SAO	FK5	IR	M*	ADS	VarID	RA	Dec	vMag	spType	dMag	Sep	Remarks
HR 2213			BD-17 1398	42927	151227						06 12 46.3	-17 45 47	6.52	B3III
HR 2225			CD-23 3577	43162	171428						06 13 45.1	-23 51 43	6.39	G5
HR 2226			CD-29 2883	43179	171425						06 13 33.3	-29 23 46	6.54	B7V
HR 2242			BD-20 1336	43396	171458		I				06 15 08.4	-20 16 20	5.91	K0
HR 2243			BD-18 1352	43429	151274						06 15 17.5	-18 28 36	5.99	K0
HR 2244			BD-13 1411	43445	151283						06 15 44.9	-13 43 06	5.01	B9Vn
HR 2249			BD-16 1415	43544	151294					2891	06 16 07.7	-16 37 04	5.92	B2.5Vn e			S:H alpha emission.
HR 2252			CD-29 2936	43636	171482						06 15 57.2	-29 47 18	6.67	K4III
HR 2254			BD-22 1364	43745	171502			W			06 17 03.5	-22 42 54	6.07	G0V	4.4	47.6	D:Optical.,G:Wolf 630 group.
HR 2260			BD-16 1426	43827	151322		I			2903	06 17 41.7	-16 48 57	5.14	K3III			S:Bright ultraviolet.,VAR:Amp. 0.03V.
HR 2266			BD-19 1407	43955	151334	2483					06 18 13.7	-19 58 01	5.52	B2V
HR 2268			BD-14 1400	44021	151346		I			2912	06 18 48.8	-15 01 29	6.06	M0III			G:Probable Hyades group.
HR 2271			BD-20 1355	44081	171549					2915	06 18 59.0	-20 55 34	5.81	B4IV			VAR:Beta C?, amp. >0.002V.
HR 2282	ζ	1	CD-30 3038	44402	196698	240		W		2927	06 20 18.8	-30 03 48	3.02	B2.5V	4.6	175.5	G:Member of the local association (Pleiades group).,N:Furud; Phurud.,SB:675d, K 13.5k/s, V0 +32.2k/s, asini 103.,VAR:Beta C?
HR 2284			BD-11 1460	44458	151401				4978	FR CMa	06 21 24.7	-11 46 24	5.64	B1Vpe v	4.2	4.2	D:AB CPM. C at 56", optical?,S:Also classified B1Vpc. Variable emission lines.,VAR:Gamma Cas 5.46 - 5.64V.
HR 2294	β	2	BD-17 1467	44743	151428	243	I	W		Bet CMa	06 22 42.0	-17 57 21	1.98	B1II-III	7.8	185.9	C:Color excess E(B-V) = +0.01.,N:Murzim; Mirzam; Mirza.,R:Diam. = 0.00050 - 0.00052".,RV:0.25002246 and 49d.,S:Lyman alpha and Lyman beta observed from COPERNICUS.,VAR:Beta C 1.93 - 2.00V. Prototype star. Multi-periodic: 0.25002246, 0.2513003, 49.17 and 0.23904d, others reported. Beat,VAR:periods 49.198, 5.442 and 4.900d. Sp. also var. over 0.25d.
HR 2303			BD-14 1428	44891	151450		I				06 23 46.0	-15 04 18	6.24	K2
HR 2305			BD-11 1478	44951	151458	1171	I				06 24 10.3	-11 31 49	5.22	K3III
HR 2306			BD-19 1435	44953	151453				5023	2944	06 23 47.6	-19 47 07	6.60	B8IIIHe wk	0.3	0.8	VAR:ADS 5023B, 7.5 - 9.0v.
HR 2307			CD-31 3245	44956	196759						06 23 14.4	-31 47 24	6.34	G8III
HR 2309			BD-12 1470	44996	151461				5030		06 24 20.5	-12 57 45	6.12	B5Ve	4.4	23.2	D:CPM companion F0V; however, the companion is optical.,RV:Hube gives single plate, +68k/s.
HR 2311			CD-25 3189	45018	171688	2490	I				06 23 55.9	-25 34 40	5.63	K5III
HR 2318			CD-28 2981	45184	171711		I				06 24 43.9	-28 46 48	6.39	G2IV			S:Also classified G2IV.
HR 2349			CD-25 3237	45588	171774			W			06 27 11.2	-25 51 24	6.07	F9V	6.5	43.
HR 2359			BD-17 1506	45765	151546						06 28 37.3	-17 27 58	5.77	G5
HR 2361	λ		CD-32 3066	45813	196857						06 28 10.1	-32 34 48	4.48	B4V
HR 2364			CD-32 3072	45871	196861			W		Var	06 28 39.2	-32 22 16	5.74	B4Vnpe	2.0	1.2	S:Shell star.,VAR:Amp. 0.055b.
HR 2373			BD-13 1519	46064	151585				5148		06 30 34.7	-13 08 53	6.16	B1.5V	5.0	33.2	D:Companion F5V, optical.
HR 2379			BD-12 1518	46184	151602		I	W			06 31 23.0	-12 23 30	5.15	K3III	8.3	14.8
HR 2380			CD-27 3051	46189	171866	2499					06 30 46.3	-27 46 10	5.93	B2.5V
HR 2387	ξ¹	4	CD-23 3991	46328	171895				5176	Xi1 CMa	06 31 51.3	-23 25 06	4.33	B0.5IV	9.6	24.6	G:Possible member CR 121; OB1 group near Omicron CMa.,S:Abnormally strong UV SiIV and CIV for its luminosity class.,VAR:Beta C 4.33 - 4.36V, 0.2095755d, secondary variations. Effective temperature varies by 1400K and ratio of max. to,VAR:min. radius by 1.042.
HR 2392			BD-11 1520	46407	151625					3024	06 32 46.9	-11 09 59	6.24	G9.5III:Ba3			S:BaII star. Overabundance of praseodymium.
HR 2397			CD-31 3407	46547	196919			W		Var	06 32 39.0	-32 01 50	5.69	B2IVe	3.0	24.7	D:Companion 8.70V, -0.08(B-V), -0.40(U-B), A0V, optical?,VAR:Beta C, 5.64 - 5.72V.
HR 2403			BD-20 1437	46602	171940						06 33 26.6	-20 55 26	6.40	G5
HR 2414	ξ²	5	BD-22 1458	46933	171982	249					06 35 03.4	-22 57 53	4.54	A0V
HR 2415			CD-32 3168	46936	196955	2506					06 34 35.3	-32 42 59	5.62	B8V
HR 2423	ν¹	6	BD-18 1480	47138	151694				5253 A		06 36 22.8	-18 39 36	5.70	G8III+F3IV-V	1.9	17.4	D:CPM. Companion 7.65V, +0.32(B-V), +0.02(U-B), F2V.
HR 2428			BD-13 1570	47182	151700		I				06 36 46.7	-13 19 15	5.97	K5
HR 2429	ν²	7	BD-19 1502	47205	151702	2510	I			3047	06 36 41.0	-19 15 21	3.95	K1III
HR 2433			BD-22 1472	47247	172021				5260		06 36 40.9	-22 36 54	6.35	B5V	3.6	9.1	D:Companion A2V.,RV:Hube single plate, -95k/s.
HR 2437			BD-12 1566	47366	151725						06 37 40.9	-12 59 06	6.12	K0
HR 2443	ν³	8	BD-18 1492	47442	151730		I				06 37 53.4	-18 14 15	4.43	K1-II-III			G:UMa stream.,S:Also classified K1III, K3-III Fe-0.5.
HR 2447			CD-32 3216	47536	197019		I				06 37 47.6	-32 20 23	5.27	K2III			G:Sigma Pup group.
HR 2448			BD-16 1554	47561	151737						06 38 35.4	-16 52 25	6.03	A1V s
HR 2450			BD-14 1525	47667	151751	2515	I				06 39 16.7	-14 08 45	4.82	K2II			G:Red star Pleiades group.
HR 2455			CD-23 4172	47827	172102			W			06 39 36.3	-23 41 44	6.05	A0	0.4	0.1
HR 2460			CD-30 3386	47946	197057						06 39 42.7	-30 28 13	5.71	K0III
HR 2481			BD-22 1505	48501	172204				5377 A	3181	06 42 45.8	-22 26 57	6.13	F0	2.1	18.2	D:CPM.
HR 2491	α	9	BD-16 1591	48915	151881	257	I		5423		06 45 08.9	-16 42 58	-1.46	A1Vm	10.3	11.2	C:Color excess E(B-V) = -0.03.,D:AB -1.46 A1V, 8.49 A1V, 50.090y, a = 7.500" or 49.94y, a = 7.62". D, 14.0v at 32" from A. C, companion to B at 1.4",D:suspected but not confirmed. B is first white dwarf ever discovered; predicted by Bessel (1844) on basis of orbital,D:motion of Sirius, it was first seen by Alvan Clark in 1862, and its peculiar high temperature, small size and great,D:density established by W. Adams in 1925.,DYN:0.376".,G:Sirius group; UMa stream.,M:Soft X-rays observed from Astronomical Netherlands Satellite (ANS). Sirius B not unusual compared with other dA white,M:dwarfs. Effective temperature about 32000K.,N:SIRIUS; Canicula; Dog Star; Aschere.,R:Diam. = 0.00560 - 0.00589".,S:Cadmium discovered in spectra from COPERNICUS. Iron overabundant by a factor of 5 in comparison with Sun and titanium by,S:a factor of 2. Possibility that the atmosphere of Sirius A polluted by material ejected from Sirius B. Weak magnetic,S:field. Barium abundance greater than solar abundance by about 1.76. Also classified A/A0/A1.,SB:50.04y D, K 2.4k/s, V0 -7.6k/s, asini 487.
HR 2492		10	CD-30 3484	48917	197149			W		FT CMa	06 44 28.4	-31 04 14	5.20	B2IIIe v	5.4	36.3	G:Collinder 121 #23.,RV:vsini 200k/s.,S:Also classified B2Ve. H alpha emission variable.,VAR:Gamma Cas 5.13 - 5.44V. Also classified beta C, 5.10 - 5.26V.
HR 2493			CD-27 3248	48938	172264						06 44 51.9	-27 20 29	6.45	G2V
HR 2495			CD-23 4325	49001	172273						06 45 23.3	-23 27 43	6.05	K0
HR 2497			CD-30 3495	49028	197163			W			06 45 02.4	-30 35 10	6.54	B8IV	3.9	4.4	G:Collinder 121 #36.
HR 2498			BD-14 1573	49048	151895						06 45 59.3	-14 47 46	5.32	A2V
HR 2500			CD-31 3640	49095	197171						06 45 22.8	-31 47 37	5.92	F6V
HR 2501			CD-30 3505	49131	197177			W		HP CMa	06 45 31.3	-30 56 56	5.80	B2III e	2.3	4.9	S:H alpha emission.,VAR:Beta C, 5.48 - 5.76V.
HR 2504		11	BD-14 1584	49229	151919						06 46 51.1	-14 25 33	5.29	B9III
HR 2509		12	BD-20 1576	49333	172318					HK CMa	06 47 01.5	-21 00 56	6.08	B7IIIn			G:In open cluster NGC 2287 #109; Collinder 121 #37.,S:He weak.,VAR:Alpha CV 6.06 - 6.09V, 2.181d.
HR 2522			BD-14 1599	49662	151962				5487		06 48 57.8	-15 08 41	5.39	B6V	2.7	0.7
HR 2528			CD-23 4438	49891	172389				5498		06 49 44.0	-24 04 33	6.33	A1	1.3	1.6	D:AB binary.
HR 2535			BD-16 1624	49980	151992		I				06 50 21.9	-17 05 02	5.79	K0
HR 2537			CD-27 3310	50012	172403	2528				3234	06 50 06.0	-27 20 02	7.04	B2IV			VAR:7.01 - 7.06?V. Radial velocity possibly variable from +22 to +44k/s.
HR 2538	κ	13	CD-32 3404	50013	197258	1180				Kap CMa	06 49 50.5	-32 30 31	3.96	B1.5IVne v			S:H alpha emission; typical shell spectrum. Equivalent width of H alpha is variable.,VAR:Gamma Cas 3.78 - 3.97V, 3.7 - 3.85B.
HR 2544			CD-25 3691	50093	172420						06 50 36.9	-25 46 41	6.33	B2V
HR 2545			CD-31 3717	50123	197263			W			06 50 23.3	-31 42 22	5.70	B6Vnpe v	2.1	42.9	D:AB binary. B discordantly classified B9V: or A6:, vsini 158k/s.,RV:Comp. B, RV var.,VAR:H alpha variable.
HR 2565			BD-18 1591	50644	152055						06 53 18.8	-19 01 58	5.64	F1V
HR 2566			BD-18 1594	50643	152056						06 53 21.7	-18 56 00	6.14	A5m
HR 2567			CD-26 3529	50648	172504		I		5548	3259	06 53 00.1	-26 57 27	6.40	M4III	7.5	11.9	VAR:ADS 5548A, Lb, amp. 0.22V.
HR 2571		15	BD-20 1616	50707	172520	2532				EY CMa	06 53 32.9	-20 13 27	4.83	B1IV			G:Probable member Collinder 121 (#24); OB group near Omicron CMa.,N:Old sources call this Pi1 CMa, HR 2558 Pi2 and HR 2590 Pi3. Superscripts no longer,N:retained.,RV:0.184558d.,VAR:Beta C 4.60 - 4.63B, 0.184557 and 0.19296d, beat per. about 2d.
HR 2574	θ	14	BD-11 1681	50778	152071	266	I				06 54 11.4	-12 02 19	4.07	K4III			G:61 Cyg group.
HR 2576			CD-28 3554	50806	172524						06 53 33.9	-28 32 23	6.04	G5IV			G:Arcturus group.
HR 2578			CD-24 4565	50853	172531						06 53 55.3	-24 32 21	6.21	A1			G:Nonmember near Collinder 121 (#2).
HR 2580	ο¹	16	CD-24 4567	50877	172542		I			Omi1 CMa	06 54 07.9	-24 11 02	3.87	K2+Iab			G:Member OB group near Omicron CMa; in cluster Collinder 121 (#1).,VAR:Lc 3.78 - 3.99V.
HR 2583			CD-23 4553	50896	172546					EZ CMa	06 54 13.0	-23 55 42	6.91	WN5-B v			G:In HII region; member OB group near Omicron CMa; in cluster Collinder 121 (#4). The central star of a ring nebula.,RV:Var. by 300k/s in less than 1d. Suspected binary. Interstellar lines RV +36k/s.,S:One of only four WR stars bright enough to have been observed spectroscopically in UV by COPERNICUS. Reminiscent of,S:spectra of nova-like variables during an outburst, which is typical of close binaries. Circumstellar matter. Helium,S:rich. HII ring. Shell surrounding the star is estimated to be three solar masses. The B in the spectral type denotes,S:broad lines here, not a B-type spectrum.,SB:3.763d, K 36.1k/s, V0 +46.9k/s.,VAR:E? 6.71 - 6.95V, 3.763d, possibly irregular. HeII 4686 var. about 13d; profiles var. in minutes. Suspected SN remnant.,VAR:Companion is probably a neutron star.
HR 2588		17	BD-20 1624	51055	172569				5585		06 55 02.7	-20 24 17	5.74	A3IV	3.2	50.5	D:Component B is 9.3v K5 at 44"; D, 9.5 at 130".,N:See HR 2571.
HR 2590	π	19	BD-19 1610	51199	172579				5602	3285	06 55 37.4	-20 08 11	4.68	gF2	5.0	11.6	D:CPM.,N:See HR 2571.
HR 2593	μ	18	BD-13 1741	51250	152123		I		5605		06 56 06.6	-14 02 37	5.00	G5III+A2	2.5	2.8	D:AB fixed.
HR 2595			BD-22 1602	51283	172588						06 55 46.8	-22 56 29	5.30	B3II-III			G:Member OB group near Omicron CMa; Collinder 121 (#25).,M:Old disk population runaway star.
HR 2596	ι	20	BD-16 1661	51309	152126	2536				Iot CMa	06 56 08.2	-17 03 15	4.37	B3II			G:Sirius group? Member of the local association (Pleiades group); possible member Collinder 121 (#26).,VAR:Beta C 4.36 - 4.40v, 0.08:d.
HR 2598			CD-31 3808	51411	197371			W			06 55 54.8	-31 47 24	6.36	B3V	7.6	18.8	SB:Large amp., moderate rotation. Secondary fainter and later Sp.
HR 2603			BD-22 1616	51630	172631					HH CMa	06 57 14.8	-22 12 12	6.61	B1-2III:			G:Collinder 121 #38.,S:Very sharp lines. Previously classified B8, B2IV-V.,VAR:Beta C 6.50 - 6.66V, 0.19d.
HR 2607			CD-24 4648	51733	172644				5629		06 57 33.9	-24 37 50	5.46	dF0	1.3	1.1
HR 2611			CD-27 3460	51823	172650						06 57 42.4	-27 32 15	6.23	B2.5V			G:Collinder 121 #39.
HR 2614			CD-26 3646	51925	172656			W		3316	06 58 07.6	-27 09 53	6.37	B2.5III	0.4	0.2	G:Sco-Cen assoc.
HR 2616			CD-25 3864	52018	172669				5651		06 58 35.9	-25 24 50	5.59	B3V	7.0	10.2	G:Collinder 121 #40.
HR 2618	ε	21	CD-28 3666	52089	172676	268	I		5654		06 58 37.5	-28 58 20	1.50	B2II	6.4	7.5	C:Color excess E(B-V) = +0.02.,D:Fixed sep.,G:Member of Pleiades group.,N:ADARA; ADHARA.,R:Diam. = 0.00077 - 0.00080".,S:Lyman alpha observed from COPERNICUS.
HR 2621			CD-30 3757	52140	197432			W			06 58 43.8	-30 59 52	6.42	B3V	2.6	35.0	D:Component B, M5III; component C, F6V, optical.,G:Collinder 121 #41.
HR 2623			BD-21 1689	52273	172700						06 59 39.3	-21 36 12	6.26	B2-3IV-V:
HR 2625			BD-19 1644	52348	172718						07 00 08.1	-20 09 32	6.31	B4III
HR 2628			BD-21 1695	52437	172725				5687	FU CMa	07 00 19.3	-22 07 10	6.53	B2IV-Vne	0.0	0.1	D:Component X, K-type spectrum, optical.,VAR:Gamma Cas 6.48 - 6.60V. Time scale 7d.
HR 2637			CD-28 3711	52619	172749						07 00 42.6	-28 29 22	6.27	F5V
HR 2640			CD-25 3911	52670	172763						07 01 05.9	-25 12 55	5.63	B2V
HR 2646	σ	22	CD-27 3544	52877	172797	1183	I		5719	Sig CMa	07 01 43.1	-27 56 05	3.47	K7Ib e	10.5	10.0	G:Probable member OB group near Omicron CMa; Collinder 121 (#28).,S:Ultraviolet FeII emission.,VAR:Lc 3.43 - 3.49V.
HR 2653	ο²	24	CD-23 4797	53138	172839	270					07 03 01.5	-23 50 00	3.02	B3Iab v			C:Color excess E(B-V) = +0.03.,G:Probable member OB group near Omicron CMa; Collinder 121 (#29).,RV:Balmer lines suggest mass loss 10E-08 solar/year.,VAR:H alpha profile changes in 30 min. or less.
HR 2657	γ	23	BD-15 1625	53244	152303	271					07 03 45.5	-15 38 00	4.12	B8II			G:Member of Pleiades group; Collinder 121 #30.,N:Muliphen; Muliphein; Isis; Mirza.
HR 2664			BD-21 1732	53629	172906						07 04 47.1	-22 01 56	6.09	K0
HR 2678			BD-11 1790	53974	152394				5795	FN CMa	07 06 40.7	-11 17 39	5.39	B0.5IV	1.3	0.5	D:Component C, 9v at 18" probably optical.,G:Exciting star of HII region S296; CMa OB1; reflection nebula; member assoc. CMa R1 at 690 pc.,S:Not generally considered an emission star, but H alpha fluctuations suggest emission.,VAR:Beta C 5.36 - 5.39V, 0.12377d?
HR 2679			BD-12 1788	53975	152393						07 06 35.9	-12 23 38	6.48	O7.5V			G:In HII region; less than 0.5d from S296 and S297; member assoc. CMa OB1-R1.
HR 2680			CD-30 3907	54031	197566						07 06 00.6	-30 39 20	6.34	B3V
HR 2686			CD-24 4868	54173	172986						07 06 52.3	-24 57 38	6.08	K2
HR 2688			CD-26 3880	54224	172989						07 07 00.1	-26 39 28	6.62	B2IV-V			M:This star and HR 938 form a pair with opposite motion. See HR 938.,VAR:Amp. 0.04b?
HR 2690			CD-23 4908	54309	173002					FV CMa	07 07 22.6	-23 50 25	5.71	B2IVe v			G:Sco-Cen assoc.,S:Equivalent width of H alpha emission increased between 1981 and 1983.,VAR:Gamma Cas 5.64 - 5.92V.
HR 2693	δ	25	CD-26 3916	54605	173047	273	I			3424	07 08 23.5	-26 23 36	1.84	F8Ia			G:Member OB group near Omicron CMa; Collinder 121 (#31).,N:Wezen; Alwazn; Wesen; Al Wazor.,R:Diam. = 0.00329 - 0.00360".
HR 2695			CD-23 4949	54669	173064					Var?	07 08 49.3	-24 02 39	6.65	B2V			G:Possible member Collinder 121 (#32).
HR 2699			BD-16 1802	54764	152477				5837		07 09 33.2	-16 14 05	6.03	B1II	5.3	32.5	D:Component B, 11.3v, F3V.
HR 2704			CD-25 4120	54912	173101			W		Var?	07 09 42.9	-25 13 52	5.69	B2.5IV	6.9	9.2	VAR:Amp. 0.04b?
HR 2705			BD-18 1711	54958	152497			W			07 10 09.3	-18 41 07	6.23	F0	5.0	0.8
HR 2708			CD-27 3710	55070	173122						07 10 19.4	-27 29 29	5.46	G8III
HR 2716			BD-20 1767	55344	173168	2556					07 11 41.6	-20 52 59	5.84	A0V
HR 2718		26	CD-25 4191	55522	173193					3458	07 12 12.2	-25 56 33	5.92	B2V			VAR:Amp. 0.037V, 2.68d or double. May be SB with double period.
HR 2720			CD-30 4081	55568	197686						07 12 04.1	-30 49 18	6.10	A8V			G:Foreground star in region of Collinder 132.
HR 2723			BD-11 1849	55589	152570	2557	I				07 13 07.2	-11 15 05	5.78	K0
HR 2724			CD-27 3761	55595	173200					HN CMa	07 12 24.1	-27 28 27	6.59	A5IV-V			VAR:Delta Sct type.
HR 2730			BD-22 1756	55762	173230		I			3467	07 13 23.9	-22 40 24	6.01	K2III
HR 2733			BD-22 1761	55856	173247				5912		07 13 48.3	-22 54 23	6.36	B2IV+G5IV	1.8	19.7	D:Companion 9.07V, +0.77(B-V), +0.35(U-B), G1III or G5III, RV -3k/s, optical?
HR 2734			CD-27 3789	55857	173244					GY CMa	07 13 36.3	-27 21 23	6.12	B0.5V			G:Collinder 121 #32.,RV:Same period.,VAR:Beta C, amp. 0.04V, 0.112d (variability questioned).
HR 2741			CD-30 4143	55958	197719					GG CMa	07 13 47.1	-31 05 02	6.60	B2IV			G:Member Collinder 132a at 560 pc. Collinder 121 #42.,SB:Possibly SB with ellipsoidal components, one of which is Beta C type var.,VAR:Beta C 6.56 - 6.61V.
HR 2743			CD-30 4146	55985	197722						07 13 57.2	-30 20 24	6.33	B2IV-V			G:Member Collinder 132a at 560 pc. Collinder 121 #43.
HR 2745		27	CD-26 4057	56014	173264			W		EW CMa	07 14 15.2	-26 21 09	4.66	B3IIIe	0.0	0.1	D:31?y. Sep. 0.098".,S:Shell star.,SB:0.261975d.,VAR:Gamma Cas 4.42 - 4.82V.
HR 2749	ω	28	CD-26 4073	56139	173282					Ome CMa	07 14 48.7	-26 46 22	3.85	B2IV-Ve v			RV:+22 to -10k/s change in 0.2d. Expanding circumstellar shell. Pole on. 1.36d period.,VAR:Gamma Cas 3.60 - 4.18V, cycles 20 - 22 hrs. Also amp. 0.06V on time scale of 5d reported. Hydrogen emission varies,VAR:with period 1.3667d (possibly a rotation period).
HR 2750			CD-26 4074	56160	173283		I				07 14 51.1	-27 02 17	5.58	K4III
HR 2755			CD-23 5173	56341	173319						07 15 47.5	-23 44 26	6.32 R	A0
HR 2756			CD-30 4184	56342	197756						07 15 21.0	-30 41 11	5.36	B3V			G:Could be member of either Collinder 132a or 132b on basis of magnitude and CI. Other data indicate foreground star.,G:See HR 2702.
HR 2758			BD-15 1734	56405	152641	2561					07 16 14.5	-15 35 09	5.46	A2Vnp			S:Lambda Boo star, Mg 4481 wk.
HR 2764			CD-23 5189	56577	173349		I		5951	3503	07 16 36.8	-23 18 56	4.79	K3Ib-II	1.2	26.8	D:B, 6.01V, +0.49(B-V), dF0, optical.,G:In Omicron CMa group?
HR 2766			CD-27 3852	56618	173360	2562	I				07 16 35.0	-27 52 52	4.64	M3III			G:Collinder 121 #44.
HR 2768			CD-30 4234	56731	197789			W			07 16 57.2	-30 53 48	6.32	A9II	1.7	37.9	D:CPM.,G:In region of Collinder 132, probably a foreground star.
HR 2774			CD-26 4140	56876	173411						07 17 47.9	-26 47 51	6.46	B2IV-V			G:Sco-Cen assoc.,M:Old disk population runaway star.
HR 2781		29	CD-24 5173	57060	173444		I			UW CMa	07 18 40.3	-24 33 32	4.98	O7Ia:fp v			C:Color excess E(B-V) = +0.18.,G:In HII reg. S310; probable runaway star; in cluster NGC 2362.,S:Weak C IV for its luminosity class of Ia. Variously classified O7f, O7.5If, O8.5If, O7e + O7:, O8f + O8f.,SB:4.3934d, K 222.5k/s, V0 +13.5k/s, asini 13.4. Alternate orbit 4.3934d, K 242k/s, V0 +13.7k/s, asini 14.6.,SB:Nearly equal components. Mass loss from primary; asymmetrically expanding atmosphere.,VAR:EB 4.84 - 5.33V, 4.5 - 4.8p, amp. 0.45V, 4.393407d. Sp. lines vary within about 1 hr. Variable polarization.
HR 2782	τ	30	CD-24 5176	57061	173446		I		5977	3528	07 18 42.4	-24 57 15	4.40	O9Ib	0.0	0.2	C:Color excess E(B-V) = +0.15.,D:B, 10v at 8" fixed. D, 8.22V, -0.19(B-V), -0.93(U-B), B2V at 85".,G:In cluster NGC 2362 #23; in HII reg. S310. Although a neutral hydrogen cloud about 0.5d in diameter is in the region, it,G:is at a much greater distance and not associated with the cluster.,S:uv1548 absorption strong, emission weak.,SB:ADS 5977A, 154.90d, K 49.5k/s, V0 +43k/s, asini 101.,VAR:3.90 - 3.96p. Possibly same period as SB.
HR 2785			BD-19 1813	57118	152710						07 19 02.0	-19 16 49	6.09	F0Iab-Ib
HR 2786			CD-26 4164	57146	173453		I				07 18 51.2	-26 35 09	5.28	G2Ib			C:Color excess E(B-V) = +0.26.,G:Probable member OB group near Omicron CMa.,S:IUE observations give uv type of B9-9.5.
HR 2788			BD-16 1898	57167	152724					R CMa	07 19 28.1	-16 23 42	5.70	F1V			SB:1.1359d, K 31.5k/s, V0 -42.5k/s, asini 0.492. Probable large scale mass exchange. Secondary is K3IV-V.,VAR:EA 5.70 - 6.34V, 1.13593876d. Per. changes, possibly sinusoidally. i 77d.
HR 2796			BD-14 1846	57478	152749						07 20 58.2	-14 21 36	5.45	gG5
HR 2799			BD-22 1823	57573	173517					Var	07 20 53.2	-22 51 06	6.61	B2.5V			M:Old disk population runaway star.,VAR:Amp. 0.035b.
HR 2800			CD-26 4223	57593	173522				6015	HQ CMa	07 20 55.0	-26 57 49	6.01	B2.5V	7.2	8.2	G:Sco-Cen assoc.,VAR:EA, 6.01 - 6.27V, amp. 0.14b, 24.6d.
HR 2802			CD-25 4400	57615	173529		I				07 21 04.3	-25 53 29	5.87	M4III
HR 2812			BD-18 1806	57821	152776	2570					07 22 13.5	-19 01 00	4.96	B7IV
HR 2819			CD-31 4437	58155	197925						07 23 00.6	-31 55 26	5.43	B5IIIn e			G:Member open cluster Collinder 140.,S:Shell star. H alpha emission. Also classified B4Vnp, but this is inconsistent with UBV cluster photometry.
HR 2822			CD-27 4020	58215	173622		I				07 23 29.1	-27 50 03	5.38	K2III
HR 2823			CD-31 4454	58286	197938						07 23 31.9	-32 12 08	5.39	B3III-IV			S:Also classified B2V, inconsistent with cluster photometry.,SB:Nearly equal components.
HR 2824			CD-29 4322	58325	197944						07 23 54.3	-30 13 01	6.60	B2IV-V			G:Collinder 121 #45.
HR 2825			BD-15 1810	58343	152834					FW CMa	07 24 40.1	-16 12 04	5.33	B2.5IVe v			RV:31.9045d. Pole on.,VAR:Gamma Cas 5.00 - 5.50V. Emission lines vary in period of about one month or less.
HR 2826			BD-22 1855	58346	173656						07 24 17.2	-22 54 46	6.19	B8			G:Collinder 121 #46.
HR 2827	η	31	CD-29 4328	58350	173651	283	I	W			07 24 05.7	-29 18 11	2.45	B5Ia	4.5	178.7	C:Color excess E(B-V) = +0.02.,D:Companion is A0V, optical, vsini =<54k/s.,G:Probable member OB group near Omicron CMa; member Collinder 121 (#34).,N:Aludra.,R:Diam. = 0.00072 - 0.00075".,S:Circumstellar shell.
HR 2831			BD-18 1825	58439	152837			W			07 24 50.7	-19 00 44	6.24	A2Ib	4.9	2.7
HR 2832			BD-13 2001	58461	152840	1192		W			07 25 08.3	-13 45 07	5.78	F0V
HR 2834			CD-31 4482	58535	197964		I	W		3584	07 24 43.8	-31 48 32	5.35	G8II	2.1	99.2	G:Definite member Collinder 140.,M:Red giant of about 9 solar masses.,S:Also classified K1IIIa.,VAR:Comp. A of double. Amp. 0.1V.
HR 2839			BD-21 1925	58585	173691			W			07 25 19.9	-21 58 58	6.05	A8I-II:	7.4	2.4
HR 2841			CD-24 5366	58612	173697	2574					07 25 25.3	-25 13 04	5.78	B7III			G:Collinder 121 #47.
HR 2847			CD-31 4506	58766	197986					Var?	07 25 43.0	-31 44 19	6.31	B2V			G:Brightest main sequence member of open cluster Collinder 140.
HR 2850			CD-23 5477	58907	173743						07 26 40.7	-23 42 44	6.56	A1
HR 2853			BD-17 1980	58954	152894				6093		07 27 08.0	-17 51 52	5.63	A5n	5.3	1.6
HR 2855			BD-22 1874	58978	173752					FY CMa	07 26 59.4	-23 05 10	5.61	B0IV:pe			G:Collinder 121 #35.,S:Shell star displaying H alpha and FeII emission.,VAR:Gamma Cas 5.55 - 5.69V.
HR 2859			BD-11 1951	59067	152909				6104 AB	3600	07 27 51.7	-11 33 25	5.79	G8Ib-II+B2+B8V	2.0	0.9	D:ABC fixed. B, 8.1B; C, 8.6 B8V or B9p Hg Mn: at 20". Mag., color for combined light.

Legende

Key to columns ^[154]
HR	Harvard Revised Number = Bright Star Number
B	Bayer designation (greek letter)
F	Flamsteed number
DM	Durchmusterung Identification (BD = Bonn; CD = Cordoba; CP = Cape Photographic)
HD	Henry Draper Catalog Number
SAO	SAO Catalog Number
FK5	FK5 star Number
IR	I if infrared source
M*	Double or multiple-star code. (A = Astrometric binary; D = Duplicity discovered by occultation; I = Innes, Southern Double Star Catalogue (1927); R = Rossiter, Michigan Publ. 9, 1955; S = Duplicity discovered by speckle interferometry; W = Worley (1978) update of the IDS;)
ADS	Aitken's Double Star Catalog (ADS) designation
VarID	Variable star identification
RA	Right Ascension (J2000.0)
Dec	Declination (J2000.0)
vMag	Visual magnitude
spType	Spectral type
dMag	Magnitude difference of double, or brightest multiple
Sep	Separation of components in Dmag if occultation binary (arcsec)
Remarks	Note on Category (C = Colors; D = Double and multiple stars; DYN = Dynamical parallaxes; G = Group membership; M = Miscellaneous; N = Star names; P = Polarization; R = Stellar radii or diameters; RV = Radial and/or rotational velocities; S = Spectra; SB = Spectroscopic binaries; VAR = Variability)

Kataloge

Canis Maior / Yale Bright Star Catalog (HR)

Legende

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