1977ApJ...215..609H

Query : 1977ApJ...215..609H

1977ApJ...215..609H - Astrophys. J., 215, 609-619 (1977)

Spectroscopic studies of very old hot stars. II. Spectral classification, absolute magnitudes and distances of O-type planetary nuclei.

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Journal keyword(s):

Simbad objects: 17

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Number of rows : 17
N Identifier Otype ICRS (J2000)
RA 		ICRS (J2000)
DEC 		Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2024 		#notes
1 HD 108 SB* 00 06 03.3890541936 +63 40 46.771220928 6.79 7.58 7.40     O4-8f?p 325 0
2 HD 15570 Em* 02 32 49.4207394600 +61 22 42.089384892 8.40 8.80 8.11 7.41 6.86 O4If 305 0
3 NGC 1535 PN 04 14 15.7689913368 -12 44 21.932484324   12.01 12.82     sdO3: 511 0
4 IC 418 PN 05 27 28.2059533560 -12 41 50.282287764   9.405 9.010 10.118   O7fp 1031 2
5 IC 2149 PN 05 56 23.9011721904 +46 06 17.204826816   11.21 11.35     O7.5 429 0
6 NGC 2392 PN 07 29 10.7671398096 +20 54 42.474888072     9.68     O6f 723 1
7 * zet Pup BY* 08 03 35.04754 -40 00 11.3321 0.89 1.98 2.25 2.36 2.58 O4I(n)fp 1154 1
8 HD 138403 PN 15 37 11.2073139768 -71 54 52.887104280   10.24 10.47 11.01   O8(f)ep 263 0
9 IC 4593 PN 16 11 44.5479462840 +12 04 17.031388584   10.91 10.84     O7fp 453 0
10 NGC 6210 PN 16 44 29.5191019368 +23 47 59.421958296   12.3 11.7     Of/[WR] 587 0
11 HD 152408 WR* 16 54 58.5051071856 -41 09 03.093075612 5.17 5.92 5.77 7.00   O8Iape 372 0
12 NGC 6543 PN 17 58 33.4039587288 +66 37 58.750734000   11.09 11.28     [WC] 1170 1
13 NGC 6826 PN 19 44 48.1500225888 +50 31 30.249034932   9.779 9.359 10.775   O3f(H) 719 0
14 * 9 Sge s*b 19 52 21.7649260368 +18 40 18.751320984 5.32 6.24 6.23     O7.5Iabf 294 1
15 HD 190429 ** 20 03 29.39885 +36 01 30.5082 5.98 6.78 6.63     O4If+O9.5II 203 0
16 NGC 6891 PN 20 15 08.8435405584 +12 42 15.584146740   12.11 12.51     O3Ib(f*) 395 0
17 * lam Cep s*b 22 11 30.5765111040 +59 24 52.154264880 4.55 5.29 5.05 4.77 4.62 O6.5I(n)fp 684 1

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