1994ApJ...432..305B

Query : 1994ApJ...432..305B

1994ApJ...432..305B - Astrophys. J., 432, 305-325 (1994/September-1)

A spectroscopic analysis of DAO and hot DA white dwarfs : the implications of the presence of helium and the nature of DAO stars.

BERGERON P., WESEMAEL F., BEAUCHAMP A., WOOD M.A., LAMONTAGNE R., FONTAINE G. and LIEBERT J.

Abstract (from CDS):


Abstract Copyright: ∼

Journal keyword(s): Line: Formation - Stars: Abundances - Stars: Atmospheres - Stars: White Dwarfs

Simbad objects: 42

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Number of rows : 42
N Identifier Otype ICRS (J2000)
RA 		ICRS (J2000)
DEC 		Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026 		#notes
1 PG 0134+181 WD* 01 37 23.1112389360 +18 22 40.523602080   17.7   17.4   DAO.8 25 0
2 Z 539-123 GiC 02 54 26.2137967464 +42 39 00.254469996   15.7       ~ 33 0
3 SH 2-216 PN 04 43 21.2638228056 +46 42 05.835192876   12.50 12.87 13.04   DAO.6 175 2
4 BD+52 913 WD* 05 05 30.6180977592 +52 49 51.919301604 10.25 11.44 11.69 11.93 12.108 DA.8 1153 0
5 GD 257 WD* 05 50 37.5195849864 +00 05 52.623285612   14.80 15.10 15.1   DA1.1 72 0
6 GD 71 WD* 05 52 27.6198591816 +15 53 13.228887444 11.675 12.783 13.032 13.169 13.337 DA1.5 407 0
7 GD 80 WD* 06 54 13.8072319632 -02 09 20.598940836   14.61 14.79 15.05   DA1.5 60 0
8 KUV 08026+4118 WD* 08 05 58.3364919720 +41 09 31.843503792   14.987 15.237 15.663   DA.9 37 0
9 TK 1 PN 08 27 05.5323013248 +31 30 08.311631292   15.379 15.725 15.890 16.105 DAO.7 76 0
10 PG 0834+501 WD* 08 37 37.3382291952 +49 52 27.883471980   15.054 15.323 15.761   DAO.8 35 0
11 Ton 353 WD* 08 49 05.8759911240 +24 45 07.922848896   16.40 16.71     DAO.7 33 0
12 PG 0846+558 WD* 08 49 51.1099978320 +55 35 14.628224220 15.392 16.25 16.42 16.508 16.461 DA1.8 33 0
13 PG 0916+065 WD* 09 18 41.8469319768 +06 17 01.939660908   15.66   15.4   DA1.1 31 0
14 PG 0937+506 WD* 09 40 22.6601336280 +50 21 05.882761872   16.06       DA1.4 53 0
15 Ton 21 WD* 09 42 50.6352905952 +26 00 59.844255084   14.18 14.53     DA.7 43 0
16 HE 1013-0505 WD* 10 16 28.6043334312 -05 20 35.222859276     14.1     DAO.9 108 0
17 PG 1026+454 WD* 10 29 45.2951675832 +45 07 04.926948312   16.1 16.13 16.4   DA1.4 58 0
18 PG 1057+719 WD* 11 00 34.2431647104 +71 38 02.920054596   14.95 14.68 15.23   DA1.2 83 0
19 PG 1058-129 WD* 11 01 12.2408647608 -13 14 42.227355444   15.11 14.93 14.8   DA2.0 37 0
20 PG 1120+439 WD* 11 22 55.0219080264 +43 42 57.837007224   14.2   15.6   DA1.8 42 0
21 PG 1141+078 WD* 11 43 59.3526143472 +07 29 05.800308684   14.11 14.47 14.6   DA.8 20 0
22 Feige 55 WD* 12 04 38.5359546168 +60 32 08.086967232 11.974 13.224 13.568 13.717 13.896 DAO.9 84 0
23 LB 2 WD* 12 16 35.0216372520 +26 29 34.825417440   15.24 15.63     DAO.7 35 0
24 PG 1218+497 ** 12 21 05.3559978624 +49 27 20.459595060   16.12 16.24     DA+dMe 37 0
25 PG 1223+478 WD* 12 25 58.6759037040 +47 32 45.749064588   15.84       DA1.6 20 0
26 PG 1234+482 WD* 12 36 45.1436139768 +47 55 22.218366900     14.38     DA.9 98 2
27 HZ 34 WD* 12 55 14.6823782377 +37 32 29.666871272   15.510 15.690 16.070   DAO.6 72 1
28 GD 153 WD* 12 57 02.3224909560 +22 01 52.634778240 11.883 13.060 13.349 13.488 13.669 DA1.2 380 0
29 HZ 43A WD* 13 16 21.8532409720 +29 05 55.411186877   12.52 12.66     DAwk 477 0
30 PG 1342+444 WD* 13 44 26.8497569064 +44 08 33.299274192   16.15       DA.7 56 0
31 V* GK Vir ** 14 15 36.4128319176 +01 17 18.226779000   17.0       DAe+M 109 0
32 Feige 93 XB* 14 17 40.2189155424 +13 01 48.585467568   15.08 15.29     DA1+dM 57 0
33 GD 336 WD* 14 31 56.6367993936 +37 06 30.178632816 13.864 15.013 15.283 15.430 15.649 DA1.4 61 0
34 PG 1527+091 WD* 15 29 50.4040967400 +08 55 46.305320628   13.44 14.72 14.5   DA2.3 35 0
35 PG 1603+432 WD* 16 05 21.1618424160 +43 04 35.934912660     15.32     DA1.3 40 0
36 PG 1620+648 WD* 16 20 21.5044678032 +64 36 00.098289900   15.36 15.59 16.01   DA1.6 28 0
37 Ton S 816 WD* 16 22 34.5610317840 +25 55 17.553986544   15.36 15.53     DA1.7 36 0
38 PG 1636+351 WD* 16 38 26.3184985560 +35 00 11.890614960 13.585 14.65 14.902 15.013 15.157 DA1.4 89 0
39 PG 1642+386 WD* 16 44 24.2419117104 +38 28 30.530846136   16.03       DA1.1 31 0
40 LB 335 WD* 17 26 43.3815449232 +58 37 32.146498308   15.36 13.44     DA.9 65 0
41 RX J2013.1+4002 ** 20 13 09.3685663800 +40 02 24.241439184     14.6     DAO+M2/3e 94 1
42 GD 561 WD* 23 45 02.2994571480 +80 56 59.720782524   14.32 14.59 14.87   DAO.7 50 0

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