Table 3:
A subset
of blue massive stars showing a variety of spectral types (O-, B-, A-types plus WRs and LBV candidates, LBVc)
observed in NGC 55.
| ID |
RA(J2000) |
Dec(J2000) |
V |
V-I |
Spectral type |
Rg |
 |
S/N |
Metallicity |
Comments |
| (1) |
(2) |
(3) |
(4) |
(5) |
(6) |
(7) |
(8) |
(9) |
(10) |
(11) |
| D_36 |
0:14:35.07 |
-39:11:20.04 |
19.189 |
-0.689 |
B9I |
-278.26 |
78 |
70 |
LMC |
|
| C2_8 |
0:14:43.87 |
-39:12:29.51 |
19.294 |
-0.652 |
A0I |
-147.56 |
95 |
69 |
SMC |
|
| C1_18 |
0:14:55.94 |
-39:11:21.84 |
19.316 |
-0.707 |
WN8 |
-37.95 |
124 |
30 |
- |
neb. |
| C1_30 |
0:14:59.91 |
-39:12:11.88 |
18.921 |
-0.425 |
LBVc |
95.62 |
158 |
28 |
- |
|
| C1_37 |
0:15:02.50 |
-39:13:58.44 |
19.642 |
-0.588 |
A7II |
153.43 |
146 |
55 |
- |
|
| C1_51 |
0:15:14.70 |
-39:12:54.36 |
18.306 |
-0.098 |
Ofpe/WN9 |
319.21 |
187 |
57 |
- |
neb. |
| B_12 |
0:15:16.68 |
-39:13:26.40 |
19.108 |
-0.666 |
Of/WN |
351.60 |
176 |
90 |
- |
neb. |
| B_13 |
0:15:18.63 |
-39:13:12.72 |
18.543 |
-0.435 |
LBVc/WN11 |
379.26 |
274 |
103 |
- |
|
| B_34 |
0:15:37.73 |
-39:13:49.08 |
19.533 |
-0.242 |
LBVc/WN11 |
667.26 |
216 |
35 |
- |
|
| B_36 |
0:15:40.62 |
-39:13:40.07 |
19.782 |
-0.389 |
O8I |
709.64 |
171 |
55 |
- |
|
| A_5 |
0:15:40.83 |
-39:15:09.72 |
20.071 |
-0.495 |
A3I |
722.43 |
260 |
58 |
- |
|
| A_8 |
0:15:44.18 |
-39:14:58.20 |
19.792 |
-0.188 |
O9.7I |
770.70 |
304 |
62 |
- |
|
| A_11 |
0:15:45.17 |
-39:15:56.15 |
18.706 |
-0.245 |
B5I |
793.59 |
209 |
130 |
LMC |
|
| A_29 |
0:15:57.97 |
-39:15:33.84 |
19.575 |
-0.595 |
O5If+ |
980.35 |
210 |
62 |
- |
neb. |
| A_34 |
0:16:01.17 |
-39:16:34.67 |
20.247 |
-0.875 |
B0I |
1036.66 |
215 |
68 |
LMC |
|
| A_42 |
0:16:09.69 |
-39:16:13.44 |
19.453 |
-0.189 |
LBVc |
1160.17 |
175 |
75 |
- |
|
Note 1. The complete catalogue is gathered in Table
A.1, available in the online material.