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Table 17

NGC 4755: comparison among individual estimates of (mvMv)0.

ID Other This work SCr SEggen
Arp designation

1 NSV 6 008* (vs) 11.59 10.70 9.70
5 CPD−59 4552 14.79 11.30 10.80
6 ALS 2 816 (vc) 11.51 11.50 11.10
7 BS Cru (vc) 13.39 11.80 11.40
8 CPD−59 4540 10.31 ···    ···   
11 CPD−59 4530 10.66 10.80 11.30
106 BU Cru 13.02 11.40 10.60
113 CPD−59 4532 (vc) 12.14 11.50 11.40
117 CPD−59 4531 11.20 ···    ···   
201 EI Cru (vc) 12.45 11.20 10.80
202 CX Cru (vc) 12.40 12.20 12.00
223 CC Cru (ve) 13.91 10.80 10.30
305 CN Cru (eb) 10.32 10.30 9.90
306 CPD−59 4559* (Be) 12.29 ···    ···   
418 CPD−59 4542 (vs) 13.19 11.60 11.40
452 HD 312 079 11.49 ···    ···   
454 HD 312 080 11.86 ···    ···   

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. SCr: Shobbrook (1984), using calibration β/Mv given by Crawford (1978). SEggen: Shobbrook (1984), using calibration β/ [ub] /Mv given by Eggen (1977).

(*)

Stars with double Balmer discontinuity.

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