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Table 16

NGC 4755: comparison among different Mv estimates.

ID Other This work Balona Perry Shobbrook Shobbrook
Arp designation (Cr) (Eggen)

1 NSV 6 008* (vs)  −7.00B  −7.00  −7.10  −6.28  −5.28
5 CPD−59 4552  −7.00B  −7.00  −4.40  −4.26  −3.76
6 ALS 2 816 (vc)  −3.70  −4.10  −3.90  −3.54  −3.14
7 BS Cru (vc)  −4.17  −4.10  −3.35  −3.30  −2.90
8 CPD−59 4540  −1.54  −2.00  −3.75 ···    ···   
11 CPD−59 4530  −0.64  −0.90  −1.50  −0.45  −0.95
106 BU Cru  −7.00B  −7.00  −6.15  −5.81  −5.01
113 CPD−59 4532 (vc)  −2.67  −3.10  −2.80  −2.53  −2.43
117 CPD−59 4531  −1.52  −2.00  −2.35 ···    ···   
201 EI Cru (vc)  −3.62  −4.10  −3.60  −2.89  −2.49
202 CX Cru (vc)  −3.07  −3.10  −2.95  −3.23  −3.03
223 CC Cru (ve)  −7.00B  −7.00  −5.45  −4.35  −3.85
305 CN Cru (eb)  −3.07  −3.80  −4.60  −3.04  −2.64
306 CPD−59 4559* (Be)  −4.22  −4.60  −3.50 ···    ···   
418 CPD−59 4542 (vs)  −4.05  −3.70  −3.40  −3.11  −2.91
452 HD 312 079  −2.22  −2.50 ···    ···    ···   
454 HD 312 080  −2.52  −3.10 ···    ···    ···   

Notes. (Be) Be star. (vs) Variable star. (vc) Variable star of beta Cep type. (ve) Ellipsoidal variable star. (eb) Eclipsing binary of beta Lyr type. 4th column: Mv derived from Balona & Crampton (1974). 5th column: Mv values given by Perry et al. (1976). 6th and 7th column: Mv) values given by Shobbrook (1984).

(*)

Stars with double Balmer discontinuity.

(B)

Mv values adopted from Balona & Crampton (1974).

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