Wavelengths between 3200 Å and 8100 Å.

Star
No.
Name RA
(1950)
Dec
(1950)
Spec
Type
m
(5666 Å)
B-V
1 PG 0205+134 02:05:21.3 +13:22:18 sdOB 14.87 -0.05
2 PG 0216+032 02:16:43.0 +03:13:08 sdOC 14.79 -0.25
3 PG 0310+149 03:10:49.9 +14:55:14 sdO 15.63 -0.07
4 HZ 14 04:38:15.6 +10:53:57 dA 14.01 INDEF
5 G191B2B 05:01:31.5 +52 45 52 dAwk 11.85 -0.32
6 Hiltner 600 06:42:37.2 +02:11:25 B1V 10.42 +0.18
7 PG 0823+546 08:23:01.0 +54:37:58 sdOC 14.36 INDEF
8 PG 0846+249 08:46:07.9 +24:56:25 DA1 16.94 INDEF
9 PG 0934+554 09:34:49.8 +55:19:15 sdO 12.16 -0.26
10 PG 0939+262 09:39:58.8 +26:14:42 DA1 14.89 -0.28
11 Feige 34 10:36:41.2 +43:21:50 sdO 11.25 -0.30
12 PG 1121+145 11:21:39.4 +14:30:18 DA1 16.97 -0.22
13 GD 140 11:34:27.5 +30:04:27 DA2 12.50 -0.06
14 EG 81 11:34:51.3 +14:26:58 sdO 13.30 -0.26
15 Feige 66 12:34:54.7 +25:20:31 sdO 10.54 INDEF
16 Feige 67 12:39:18.9 +17:47:24 sdO 11.89 -0.32
17 HZ 44 13:21:19.0 +36:23:39 sdO 11.74 -0.29
18 PG 1545+035 15:45:53.9 +03:32:03 sdOB 14.34 INDEF
19 PG 1708+602 17:08:35.9 +60:13:52 sdOC 13.92 -0.25
20 HD 192281 20:10:46.8 +40:07:01 O5f 7.44 +0.38
21 Cyg OB2 No.9 20:31:23.0 +41:04:50 O5If 10.70 +1.93
22 Wolf 1346 20:32:12.9 +24:53:32 DA 11.59 -0.07
23 BD +28 4211 21:48:57.1 +28:37:48 sdOp 10.56 -0.34
24 HD 217086 22:54:49.0 +62:27:35 O5 7.49 +0.63
25 Feige 110 23:17:23.5 -05:26:22 sdO 11.88 -0.32

Reference