1991ApJ...375..121P

Query : 1991ApJ...375..121P

1991ApJ...375..121P - Astrophys. J., 375, 121-147 (1991/July-1)

Detection of a galactic color gradient for blue horizontal-branch stars of the halo field and implications for the halo age and density distributions.

PRESTON G.W., SHECTMAN S.A. and BEERS T.C.

Abstract (from CDS):


Abstract Copyright: ∼

Journal keyword(s): Galaxies: The Galaxy - Stars: Evolution - Stars: Horizontal-Branch - Stars: RR Lyrae - Stars: Stellar Statistics - Stars: Weak-Line

Simbad objects: 168

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Number of rows : 168
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 V* RU Scl RR* 00 02 48.1070566536 -24 56 43.074744252   10.991 10.563 10.24 10.069 F0/2V 97 0
2 V* AO Tuc RR* 00 04 06.3357368280 -59 29 06.148230036   11.4 11.1   10.55 kA3hA5 34 0
3 V* V363 Cas cC* 00 15 14.3334878928 +60 20 25.690341840   11.26 10.68     kF6hF7 60 0
4 V* SW And RR* 00 23 43.0896315888 +29 24 03.626531352 9.53 9.34 9.15     A7IIImF0 257 0
5 NGC 104 GlC 00 24 05.359 -72 04 53.20     4.09     ~ 3912 0
6 NGC 288 GlC 00 52 45.24 -26 34 57.4   10 8.13     ~ 1041 0
7 V* W Tuc RR* 00 58 09.7045404187 -63 23 44.369640880   11.81 11.60     kA2hA5 126 0
8 V* RU Cet RR* 01 00 40.3033586784 -15 57 27.611709156   12.02 11.90     kA3p 71 0
9 NGC 362 GlC 01 03 14.26 -70 50 55.6     6.58     ~ 1083 0
10 V* RU Psc RR* 01 14 26.0371799376 +24 24 56.367501264   10.34 10.15     kA6hF3 85 0
11 V* XX And RR* 01 17 27.4142665200 +38 57 02.047066920   11.00 10.62     kA1hA9.5 128 0
12 V* VW Scl RR* 01 18 14.9704469616 -39 12 44.842757832   11.14 11.01     ~ 56 0
13 V* SS Psc RR* 01 20 52.3620828960 +21 43 43.255051104   11.35 11.01     F0 96 0
14 V* RR Cet RR* 01 32 08.1731409309 +01 20 30.230098757 9.46 9.33 9.15     A9V 221 0
15 V* XZ Cet RR* 02 00 16.6337784768 -16 20 46.035996360   9.81 9.49 9.34 9.241 A1w 78 0
16 V* SS For RR* 02 07 51.9781810872 -26 51 57.716828856   10.45 10.20     kF5hF8 111 0
17 V* RV Cet RR* 02 15 14.9042875944 -10 48 00.718115472   11.30 10.85     kA0hF0 97 0
18 V* CS Eri RR* 02 37 05.7588329711 -42 57 48.035460221   9.25 9.03     A2/3(IIw) 84 0
19 V* X Ari RR* 03 08 30.8846437148 +10 26 45.218712967 9.45 9.25 8.97     F0.5 292 0
20 V* SV Eri RR* 03 11 52.1074067400 -11 21 14.067448524   10.34 9.96     A1III 129 0
21 NGC 1261 GlC 03 12 16.21 -55 12 58.4     8.63     ~ 520 0
22 V* SX For RR* 03 30 22.3499972497 -36 03 13.503234127   11.313 10.975     kA1hF5 71 0
23 V* AR Per RR* 04 17 17.1976834800 +47 24 00.635621400 10.72 10.37 9.94     kF2hF7.5 170 0
24 V* RX Eri RR* 04 49 44.2915145832 -15 44 28.242958128 9.64 9.43 9.22     kA8.5hF6.5 184 0
25 V* U Pic RR* 04 50 06.6283597344 -50 39 25.235779680   11.70 11.17     kA3hA5 74 0
26 V* BB Eri RR* 04 53 37.5174884400 -19 26 01.062131496   11.98 11.74     kA0hF0.5 82 0
27 V* U Lep RR* 04 56 17.9852660208 -21 13 02.024591448   10.76 10.64     A8/F2(I) 111 0
28 NGC 1851 GlC 05 14 06.76 -40 02 47.6           ~ 1428 0
29 V* RY Col RR* 05 15 07.7818581648 -41 37 41.674798776   10.59 10.45     A7 89 0
30 M 79 GlC 05 24 10.59 -24 31 27.3     8.16     ~ 816 0
31 V* ST Pic RR* 06 14 01.1689052952 -61 28 23.527325064   9.963 9.696 9.821 9.301 F5V 46 0
32 V* HH Pup RR* 07 20 35.5562195569 -46 42 30.091727783   11.52 11.31 11.49   A3II/III 83 0
33 V* RR Gem RR* 07 21 33.5312487888 +30 52 59.459320164   12.34 11.92     kA2hA7.5 213 0
34 V* BB CMi RR* 07 51 24.5555100504 +04 54 39.158544348   10.56 10.33     A6 34 0
35 V* SZ Gem RR* 07 53 43.4534934528 +19 16 23.929922856   12.13 12.00 11.89   kF2.5hF6.5 111 0
36 V* XX Pup RR* 08 08 28.2325556856 -16 31 59.634295428   11.54 11.30     A0-5 63 0
37 V* TT Cnc RR* 08 32 55.1813237448 +13 11 28.444029000   11.62 11.10     kA8.5hF7 134 0
38 V* ET Hya RR* 08 35 04.2167877600 -08 50 09.958101972   12.73 12.33     ~ 35 0
39 HIP 42115 * 08 35 05.6414536200 -08 50 45.187836792           ~ 26 0
40 V* TT Lyn RR* 09 03 07.7864688408 +44 35 08.119623336 9.87 9.75 9.51     kA3.5hF3.5 158 0
41 NGC 2808 GlC 09 12 03.10 -64 51 48.6           ~ 1419 0
42 V* SZ Hya RR* 09 13 48.8071464504 -09 19 08.753215872   11.64 11.46 11.29   kA1hA7 91 0
43 V* RW Cnc RR* 09 19 06.0345391848 +29 03 55.721782656           kA5.5hF8 106 0
44 V* T Sex RR* 09 53 28.3999961376 +02 03 26.346205512 10.22 10.04 9.82     A1V 161 0
45 V* RR Leo RR* 10 07 43.4605279536 +23 59 30.318828648 10.14 10.01 9.94     kA1.5hA9.5 187 0
46 V* WZ Hya RR* 10 13 24.1278993288 -13 08 17.397051972   10.47 10.27     kA8.5hF6 85 0
47 V* WY Ant RR* 10 16 04.9461830443 -29 43 42.417855880   11.03 10.78     kA2hA6 128 0
48 NGC 3201 GlC 10 17 36.82 -46 24 44.9           ~ 884 0
49 V* AF Vel RR* 10 53 02.4880101696 -49 54 22.748719968   11.00 10.69     kA2hF0 72 0
50 V* W Crt RR* 11 26 29.6452105074 -17 54 51.700992767   12.07 11.70     kF0.5hF6 125 0
51 V* TU UMa RR* 11 29 48.4893885624 +30 04 02.379416844 9.56 9.41 9.26     kA2hA9.5 225 0
52 V* SS Leo RR* 11 33 54.4934348315 -00 02 00.038460170   10.52       kA1.5hF1 169 0
53 V* SU Dra RR* 11 37 56.6071282968 +67 19 47.060102316 9.52 9.37 9.27     kA2.5hA9.5 254 0
54 V* ST Leo RR* 11 38 32.6789993717 +10 33 41.735158309   11.85 11.50     kA8hF6 134 0
55 V* V753 Cen RR* 11 51 15.3089871480 -55 48 15.810536988   10.59 10.42     A5 42 0
56 V* IK Hya RR* 12 04 47.2726101288 -27 40 43.272236172   10.46 10.23     A 59 0
57 V* UU Vir RR* 12 08 35.0724648279 -00 27 24.308752109 10.13 9.99 9.90     kA2hF0 166 1
58 NGC 4147 GlC 12 10 06.149 +18 32 31.78   11.45 10.74     ~ 572 0
59 V* AB UMa RR* 12 11 14.5890707328 +47 49 43.794301620   11.42 10.88     kF8.5hF7 62 0
60 V* SW Dra RR* 12 17 46.6283861592 +69 30 38.233790244   10.87 10.55     kF1hF7.5 156 0
61 V* SV Hya RR* 12 30 30.5031966024 -26 02 51.113236488   10.82 10.54     kA2hF5 105 0
62 V* S Com RR* 12 32 45.6251248920 +27 01 45.413618412   11.64 11.74     kA4hF3 122 0
63 M 68 GlC 12 39 27.98 -26 44 38.6     7.96     ~ 997 0
64 V* AT Vir RR* 12 55 10.5415463136 -05 27 32.320345392   11.63 11.62     hF5.5 107 0
65 NGC 4833 GlC 12 59 33.92 -70 52 35.4           ~ 425 0
66 M 53 GlC 13 12 55.25 +18 10 05.4     7.79     ~ 836 0
67 NGC 5053 GlC 13 16 27.09 +17 42 00.9     9.96     ~ 620 0
68 V* ST Com RR* 13 17 51.3447221592 +20 46 50.759105268   12.03 11.92     kF0hF5 84 0
69 V* V819 Cen RR* 13 19 21.6946784904 -58 11 41.526278520   9.16 8.99     ApSi 29 0
70 V* SX UMa RR* 13 26 13.4592361416 +56 15 25.053152616   11.01 10.77     kA3hF1 84 0
71 V* RV UMa RR* 13 33 18.0838837128 +53 59 14.598026988   10.97 10.9     kA9hF7 174 0
72 M 3 GlC 13 42 11.62 +28 22 38.2     6.39     ~ 2477 0
73 V* RZ CVn RR* 13 45 03.0162939624 +32 39 16.709766660   11.98 11.60     kA5hF6 101 0
74 NGC 5286 GlC 13 46 26.81 -51 22 27.3           ~ 443 0
75 V* BB Vir RR* 13 51 40.7855260248 +06 25 51.394004112   11.3 11.69     kA0.5hA7 80 0
76 V* V499 Cen RR* 13 55 14.7680994672 -43 14 24.800295408   11.43 11.15     kA7hF6/7 83 0
77 V* UY Boo RR* 13 58 46.3367502960 +12 57 06.457864896   11.18 10.81     kA0hA8 128 0
78 NGC 5466 GlC 14 05 27.29 +28 32 04.0     9.70     ~ 828 0
79 V* W CVn RR* 14 06 27.9805168608 +37 49 41.459748312   10.81 11.18     kA9hF7 122 0
80 V* TV Boo RR* 14 16 36.5814789480 +42 21 35.712985824   11.23 10.93     kB9.5hF1 124 0
81 V* ST Vir RR* 14 27 39.0736479909 -00 54 05.800734111     11.97     kA0hA8.5 102 0
82 V* AF Vir RR* 14 28 09.8217426216 +06 32 43.928373408   11.84 11.83     kA0hA7 55 0
83 V* RS Boo RR* 14 33 33.2132344464 +31 45 16.614367848 9.94 9.83 9.73     kF3hF6.5 192 0
84 V* TW Boo RR* 14 45 05.9456393472 +41 01 44.141886624   11.72 11.45     kA4hF0 117 0
85 V* AE Boo RR* 14 47 35.2651186224 +16 50 43.552745268   10.83 10.57     kA7hF2 65 0
86 V* XZ Aps RR* 14 52 05.4231924775 -79 40 46.572766688           ~ 65 0
87 V* AP Ser RR* 15 14 00.9213312312 +09 58 51.853528776   11.41 11.27 11.21   kA2.5hF2 79 0
88 NGC 5897 GlC 15 17 24.40 -21 00 36.4   10.16 8.52     ~ 389 0
89 M 5 GlC 15 18 33.22 +02 04 51.7     5.95     ~ 1976 0
90 V* TV CrB RR* 15 22 21.4407740616 +26 52 37.666440768   12.34 12.14     kA1hA8/9 58 0
91 V* FW Lup RR* 15 22 25.3816355136 -40 55 36.230908944   9.54 9.05     F5IV 66 0
92 V* ST Boo RR* 15 30 39.2299139328 +35 47 04.311095676   11.22 11.13     kA0.5hF6 114 0
93 V* VY Ser RR* 15 31 01.9269312402 +01 41 01.762136979 10.07 9.97 9.73     A5/7Ib/II 185 0
94 NGC 5986 GlC 15 46 03.00 -37 47 11.1     6.92     ~ 373 0
95 V* AN Ser RR* 15 53 31.0531421656 +12 57 40.112740009   11.32 10.93     kA7hA8.5 138 0
96 V* AR Her RR* 16 00 32.2322114376 +46 55 25.754534400   11.74 11.40     kA7hF3 135 0
97 V* LS Her RR* 16 02 03.7914071568 +17 28 50.414790252   11.08 10.80     A2 43 0
98 V* AV Ser RR* 16 03 41.8338584088 +00 35 56.864330880   12.01 11.54     kA6hF2 79 0
99 M 80 GlC 16 17 02.41 -22 58 33.9           ~ 715 0
100 V* V445 Oph RR* 16 24 41.2156082791 -06 32 29.928559328   11.59 11.30     kF7.5hF6 131 0
101 V* VX Her RR* 16 30 40.8027020619 +18 22 00.573057888   10.74 11.31     kA6.5hF2.5 161 0
102 V* UV Oct RR* 16 32 25.5361202856 -83 54 10.495880892   9.80 9.44     A8/F0Ia/ab(w) 125 0
103 M 107 GlC 16 32 31.86 -13 03 13.6           ~ 786 0
104 M 13 GlC 16 41 41.634 +36 27 40.75     5.8     ~ 2190 0
105 NGC 6235 GlC 16 53 25.36 -22 10 38.8   11.99 7.20     ~ 185 0
106 M 10 GlC 16 57 09.05 -04 06 01.1     4.98     ~ 789 0
107 V* RW TrA RR* 17 00 46.6887966960 -66 39 49.950083772   11.96 11.95     kF0hF5 61 0
108 V* VZ Her RR* 17 13 04.0031560512 +35 58 43.026353256   12.27 11.89 11.79   kA0.5hA9.5/kF1hF7 123 0
109 M 92 GlC 17 17 07.39 +43 08 09.4     6.52     ~ 2113 0
110 NGC 6397 GlC 17 40 42.09 -53 40 27.6     5.17     ~ 1974 0
111 V* V494 Sco RR* 17 40 48.4775333904 -31 32 31.778481840   12.02 11.62 11.39 10.830 A0 87 0
112 V* TW Her RR* 17 54 31.2003338184 +30 24 37.680536844   11.54 11.26     kA7.5hF2 150 1
113 V* V690 Sco RR* 17 57 38.6495803176 -40 33 27.220550040   11.79 11.91   10.964 kA7hA7 48 0
114 V* S Ara RR* 17 59 10.7331786216 -49 26 00.455959896   11.01 10.73     kA3hA7 111 0
115 V* MS Ara RR* 18 03 04.2887091600 -52 43 20.583643332   12.42 12.23     ~ 44 0
116 NGC 6535 GlC 18 03 50.51 -00 17 51.5     9.85     ~ 294 0
117 NGC 6541 GlC 18 08 02.36 -43 42 53.6           ~ 377 0
118 V* V675 Sgr RR* 18 13 35.4093306456 -34 19 01.850653560   10.56 10.18     F0 81 0
119 M 28 GlC 18 24 32.89 -24 52 11.4           ~ 765 0
120 NGC 6638 GlC 18 30 56.25 -25 29 47.1   10.81 9.68     ~ 234 0
121 V* KX Lyr RR* 18 33 15.2204864448 +40 10 22.785751956           A7 60 0
122 M 22 GlC 18 36 23.94 -23 54 17.1           ~ 1376 0
123 M 70 GlC 18 43 12.76 -32 17 31.6           ~ 385 0
124 V* RZ Lyr RR* 18 43 37.8850558416 +32 47 53.951055936   11.78 11.57     kA3.5hF6 115 0
125 HIP 92221 * 18 47 40.3306943832 +35 59 34.032076224   11.85 11.34     K0V 67 0
126 V* EZ Lyr RR* 18 47 41.1915694680 +35 59 26.566138608   12.03 11.58 11.93   kA9hF6.5 74 0
127 V* V413 CrA RR* 18 47 57.6196241592 -37 44 22.531389180   11.00 10.6     kA7hF1 65 0
128 NGC 6712 GlC 18 53 04.32 -08 42 21.5           ~ 518 0
129 M 54 GlC 18 55 03.33 -30 28 47.5           ~ 1067 0
130 NGC 6723 GlC 18 59 33.15 -36 37 56.1           ~ 499 0
131 V* MT Tel RR* 19 02 12.2792561239 -46 39 12.083789084   9.14 8.94     A0w 79 0
132 V* XZ Dra RR* 19 09 42.6071961192 +64 51 32.137892820   10.40 10.12     kA3.5hA8 152 0
133 NGC 6752 GlC 19 10 52.11 -59 59 04.4           ~ 2000 0
134 V* BK Dra RR* 19 18 20.6701513824 +66 24 47.965359924   11.44 10.99     kA0hF0.5 79 0
135 V* RR Lyr RR* 19 25 27.9129605304 +42 47 03.693258204   7.36   7.6   kA3hF0 925 0
136 V* BN Vul RR* 19 27 56.0611603896 +24 20 50.470062468   11.62 11.13     kA8hF4 105 0
137 V* V440 Sgr RR* 19 32 20.7825615584 -23 51 12.754574645   10.6 10.6     F0 115 0
138 V* XZ Cyg RR* 19 32 29.3050827744 +56 23 17.494181700   9.94 9.68     kA1.5hA8 262 0
139 M 55 GlC 19 39 59.71 -30 57 53.1     6.49     ~ 852 0
140 V* V1356 Aql RR* 19 46 58.8750946800 -02 04 34.393790244   11.50 11.04     A6 6 0
141 M 75 GlC 20 06 04.841 -21 55 20.14     8.26     ~ 366 0
142 V* V341 Aql RR* 20 32 31.5585950760 +00 35 07.048699728   11.0 10.89 10.8   kA1.5hA5.5 121 0
143 V* IV Pav RR? 20 34 44.8825398288 -72 36 55.144524960   11.19 10.79 10.56 10.169 ~ 26 0
144 V* DX Del RR* 20 47 28.3555888679 +12 27 50.682410702 9.97 9.79 9.52     A7IIImF0 182 0
145 V* UY Cyg RR* 20 56 28.3030123896 +30 25 40.327229640   11.37 11.1     G 97 0
146 V* RV Cap RR* 21 01 28.8700813584 -15 13 46.090360344   11.11 10.97     kA1.5hA6.5 104 0
147 NGC 7006 GlC 21 01 29.465 +16 11 16.49     10.46     ~ 531 0
148 V* V1719 Cyg cC* 21 04 32.9209811688 +50 47 03.276283920   8.41 7.99     F5III 83 0
149 V* V Ind RR* 21 11 29.9019440989 -45 04 28.391364755 10.67 10.714 10.246     F0V 109 0
150 V* SW Aqr RR* 21 15 17.8507300688 +00 04 34.870467055   11.56 11.51     kA0hA6 112 0
151 V* AW Mic RR* 21 19 05.9161670520 -33 55 07.921872120   9.29 9.05     A0(III)w 50 0
152 V* DM Cyg RR* 21 21 11.5417679280 +32 11 28.708593720   11.83 11.63     kF4hF7.5 117 0
153 M 15 GlC 21 29 58.33 +12 10 01.2           ~ 3138 0
154 M 2 GlC 21 33 27.02 -00 49 23.7     6.25     ~ 1030 1
155 V* RY Oct RR* 21 36 09.3510357528 -77 18 13.536240948   12.46 12.14     ~ 38 0
156 M 30 GlC 21 40 22.12 -23 10 47.5     7.10     ~ 1048 0
157 V* CG Peg RR* 21 41 16.7876640384 +24 46 24.472074324   11.43 11.13     kF1hF4 91 0
158 V* AV Peg RR* 21 52 02.7945264655 +22 34 29.376851146 10.26 10.07 9.87     kF5.5hF6.5 176 0
159 V* SS Oct RR* 21 53 35.3533002696 -82 46 43.756880124           ~ 48 0
160 V* DH Peg RR* 22 15 25.6397704896 +06 49 21.439610112 9.72 9.51 9.25 9.23   kA4hF0.5 187 0
161 V* CZ Lac RR* 22 19 30.7339244592 +51 28 14.820549168   11.10 11.20     kB8.5hF0 80 0
162 V* RZ Cep RR* 22 39 13.1768504856 +64 51 30.611384316   9.48 9.49 9.3   kA0.5hF0.5 160 0
163 V* XZ Gru RR* 22 47 34.6858824888 -39 03 33.009014556   11.10 10.70     ~ 25 0
164 V* BH Peg RR* 22 53 01.0369924800 +15 47 16.609582176   10.88 10.36     kA9.5hF6.5 124 0
165 NGC 7492 GlC 23 08 26.68 -15 36 41.3     10.48     ~ 300 0
166 V* DN Aqr RR* 23 19 17.2012122276 -24 12 58.821938891   11.713 11.318     kA2hF3 85 0
167 V* BR Aqr RR* 23 38 32.8906588488 -09 19 07.469185188   11.38 11.31     kA6hA8 90 0
168 V* AT And RR* 23 42 30.8306505816 +43 00 51.683935644   11.14 10.60     kA9.5hF6.5 91 0

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