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Table 1

Stars in the open cluster NGC 3766. Nomenclature according to Ahmed (1962).

ID Other α δ Observation mv S.T Reference
Ahmed designation (J2000) (J2000) date

1 ALS 2 398 11:35:55  −61:36:13 2002-01-28 8.39 (b) B2 IV(pe) 1, 3
5 HD 306 794 11:36:04  −61:35:22 2002-01-28 8.17 (a) B1.5 III 1
15 ALS 2 408 11:36:31  −61:34:25 2002-01-28 8.51 (b) B2 III(v) 1, 2, 3
24 CPD−60 3131 11:36:12  −61:35:10 2002-01-28 11.32 (a) ···   
26 CPD−60 3125 11:36:09  −61:35:38 2002-01-30 9.20 (a) B2 IV(ne) 1, 3
27 CPD−60 3128 11:36:11  −61:35:50 2002-01-28 8.42 (a) B2 IV–V 1, 3
30 CPD−60 3135 11:36:15  −61:36:08 2002-01-30 11.10 (a) ···   
55 CPD−60 3138 11:36:18  −61:37:03 2002-01-30 11.17 (a) ···   
97 CPD−60 3098 11:35:52  −61:38:07 2002-01-28 9.62 (1) B2 V–B1.5 III 1, 2
151 CD−60 3626 11:36:12  −61:32:44 2002-01-28 10.39 (a) B2.5 V 2, 3
169 HD 100 969 11:36:41  −61:31:37 2002-01-29 9.15 (a) B2–5 2
209 HD 306 800 11:37:10  −61:39:22 2002-01-29 10.57 (a) B9 2
232 HD 100 943 11:36:28  −61:39:54 2002-01-30 6.92 (b) B4 Ia–B1 Iab–Ib(e) 1, 2
239 HD 306 798 11:36:09  −61:41:41 2002-01-29 9.15 (b) Be 2, 3
240 ALS 2 401 11:36:05  −61:42:06 2002-01-29 9.58 (c) Be 2, 3
243 HD 308 740 11:35:48  −61:45:04 2002-01-29 11.05 (b) B5 2
264 HD 306 657 11:35:15  −61:41:59 2002-01-29 10.58 (b) B8(Be) 2, 3
291 HD 306 793 11:35:22  −61:32:11 2002-01-29 10.77 (b) B3 V(e) 2
301 CPD−60 3087 11:35.60  −61:29:00 2002-01-30 10.91 (b) B3 V(e) 2
316 BF Cen 11:36:17  −61:28:01 2002-01-28 8.57 (b) B2 IV–B8(A) 1, 2
317 HD 306 785 11:35:48  −61:29:19 2002-01-29 9.67 (b) B2 III 2
326 HD 100 840 11:35:47  −61:33:37 2002-01-28 9.70 (a) B2 III–B7 1, 2
···    HD 306 644 11:34:50  −61:27:56 2002-01-29 ···    B8 2
···    HD 306 778 11:37:21  −61:26:04 2002-01-30 9.80 (2) B8 2
···    HD 306 784 11:35:54  −61:24:51 2002-01-29 ···    B5 2
···    HD 306 787 11:36:48  −61:26:41 2002-01-29 ···    B9 2
···    HD 306 788 11:37:45  −61:29:30 2002-01-30 10.00 (2) B9 2
···    HD 308 743 11:36:04  −61:50:34 2002-01-30 ···    B8 2
···    HD 308 852 11:37:41  −61:45:42 2002-01-30 10.10 (2) B5 2
···    NGC 3766 MG 29 11:36:12  −61:32:40 2002-01-28 ···    ···   
···    NGC 3766 MG 116 11:36:18  −61:37:10 2002-01-30 ···    ···   
···    NGC 3766 MG 177 11:36:50  −61:40:07 2002-01-30 ···    ···   

Notes. (A) Algol eclipsing binary. (Be) Be star. (e) Emission line star. (v) Eruptive variable. (pe) Sharp Hγ line and incipient emission at Hβ. (ne) Moderate emission at Hβ. (a) UBV CCD data taken from Moitinho et al. (1997). (b) UBV data from Ahmed (1962). (c) UBV data from Sher (1965). (1) Spectral type taken from Schild (1970). (2) Spectral type and UBV data taken from the SIMBAD database. (3) Stars with Be phenomenon (McSwain et al. 2008).

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