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Query : 2006MNRAS.373..972G |
2006MNRAS.373..972G - Mon. Not. R. Astron. Soc., 373, 972-992 (2006/December-2)
Probing radio source environments via Hi and OH absorption.
GUPTA N., SALTER C.J., SAIKIA D.J., GHOSH T. and JEYAKUMAR S.
Abstract (from CDS):
We have combined our results with those from other available Hi searches to compile a heterogeneous sample of 96 radio sources consisting of 27 GPS, 35 CSS, 13 compact flat spectrum (CFS) and 21 large (LRG) sources. The Hi absorption detection rate is highest (∼45 per cent) for the compact GPS sources and least for the LRG sources. We find Hi column density to be anticorrelated with source size, as reported earlier by Pihlström et al., a trend which is consistent with the results of optical spectroscopy. The Hi column density shows no significant dependence on either redshift or luminosity, which are themselves strongly correlated. These results suggest that the environments of radio sources on GPS/CSS scales are similar at different redshifts. Further, in accordance with the unification scheme, the GPS/CSS galaxies have an Hi detection rate of ∼40 per cent which is higher than the detection rate (∼20 per cent) towards the GPS/CSS quasars. Also, the principal (strongest) absorption component detected towards GPS sources appears blueshifted in ∼65 per cent of the cases. This is in agreement with the growing evidence for jet-cloud interactions playing an important role in determining the ionization and kinematical properties of the ambient gas.
Abstract Copyright: 2006 The Authors. Journal compilation © 2006 RAS
Journal keyword(s): galaxies: active - galaxies: evolution - galaxies: individual: 3C258 - galaxies: nuclei - quasars: absorption lines - radio lines: galaxies
Simbad objects: 103
Number of rows : 103 |
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 | QSO B0023-263 | BLL | 00 25 49.15629900 | -26 02 12.6141092 | 20.30 | 19.5 | 18.084 | ~ | 161 | 1 | ||
2 | [VV98] J003150.4-265229 | BLL | 00 31 50.4963491544 | -26 52 24.690911052 | 19.6 | ~ | 13 | 1 | ||||
3 | 6C 003204+300908 | G | 00 34 45.1 | +30 25 58 | 19.5 | ~ | 9 | 1 | ||||
4 | LEDA 837766 | Sy2 | 00 40 48.2080357896 | -20 43 39.682363116 | 17.4 | ~ | 26 | 1 | ||||
5 | QSO B0108+388 | Bla | 01 11 37.31680 | +39 06 28.1039 | 22 | 22.000 | ~ | 254 | 1 | |||
6 | 4C 31.04 | rG | 01 19 35.00087601 | +32 10 50.0619670 | 16 | 14.5 | ~ | 235 | 1 | |||
7 | 3C 48 | QSO | 01 37 41.2996631208 | +33 09 35.080388820 | 16.62 | 16.20 | ~ | 2815 | 2 | |||
8 | 3C 49 | rG | 01 41 09.2 | +13 53 28 | 22.327 | 20.920 | 20.876 | ~ | 183 | 1 | ||
9 | QSO J0157-1043 | QSO | 01 57 41.6192171016 | -10 43 40.965009312 | 17.32 | 17.09 | 17.039 | ~ | 77 | 1 | ||
10 | ICRF J020157.1-113233 | Sy1 | 02 01 57.1794759192 | -11 32 33.435766068 | 16.54 | 16.40 | 16.073 | ~ | 215 | 1 | ||
11 | 7C 022118.10+273638.00 | Sy1 | 02 24 12.2865158736 | +27 50 11.538285648 | 19.502 | 18 | 18.263 | ~ | 209 | 1 | ||
12 | 6C 024820+430300 | QSO | 02 51 34.53674154 | +43 15 15.8292024 | 18.0 | 13.72 | ~ | 213 | 1 | |||
13 | Anon 0248+43.0 | PaG | 02 51 35 | +43 15.2 | ~ | 17 | 1 | |||||
14 | PKS J0255-2153 | rG | 02 55 39.2471675352 | -21 53 51.925499232 | 17.53 | ~ | 13 | 1 | ||||
15 | NGC 1167 | LIN | 03 01 42.3322774176 | +35 12 20.300948892 | 13.84 | 12.77 | ~ | 355 | 2 | |||
16 | UGC 2489 | GiC | 03 01 51.4 | +35 50 23 | ~ | 178 | 1 | |||||
17 | PKS J0347-2900 | rG | 03 47 00.9 | -29 00 46 | ~ | 12 | 1 | |||||
18 | 3C 93.1 | BLL | 03 48 46.9073426592 | +33 53 15.461439576 | 20.723 | 19.110 | ~ | 131 | 1 | |||
19 | 3C 99.0 | Sy2 | 04 01 07.6 | +00 36 33 | 20.200 | 19.010 | 18.532 | ~ | 106 | 1 | ||
20 | ICRF J041045.6+765645 | AGN | 04 10 45.61079426 | +76 56 45.3130641 | 21 | 22.0 | 21.200 | ~ | 158 | 1 | ||
21 | PKS 0428+205 | rG | 04 31 03.76141386 | +20 37 34.2648470 | 22.174 | 19.085 | ~ | 189 | 1 | |||
22 | ICRF J050321.1+020304 | Sy2 | 05 03 21.19716454 | +02 03 04.6765714 | 22.500 | 21.350 | 20.682 | ~ | 188 | 1 | ||
23 | [VV98] J051351.9+015655 | QSO | 05 13 52.4730368784 | +01 57 10.327959072 | 16.5 | ~ | 18 | 2 | ||||
24 | ICRF J052109.8+163822 | Sy1 | 05 21 09.88596258 | +16 38 22.0515459 | 19.37 | 18.84 | 18.480 | ~ | 851 | 1 | ||
25 | ESO 362-21 | Sy1 | 05 22 57.98464178 | -36 27 30.8512953 | 15.26 | 14.62 | 14.48 | ~ | 834 | 2 | ||
26 | ICRF J054236.1+495107 | Sy1 | 05 42 36.13789710 | +49 51 07.2337139 | 18.45 | 17.80 | 17.210 | ~ | 1493 | 1 | ||
27 | ICRF J055652.6-024105 | Sy2 | 05 56 52.62300614 | -02 41 05.5163562 | 20.968 | 19.533 | ~ | 34 | 1 | |||
28 | 2C 524 | Sy2 | 06 09 32.701768 | +48 04 17.04207 | 21.198 | 18.00 | 18.767 | ~ | 177 | 1 | ||
29 | QSO B0625-354 | BLL | 06 27 06.7286533392 | -35 29 15.363665088 | 14.93 | ~ | 188 | 1 | ||||
30 | ICRF J064524.0+212151 | AGN | 06 45 24.09954730 | +21 21 51.2008841 | 19.5 | ~ | 134 | 1 | ||||
31 | QSO B0723-007 | BLL | 07 25 50.63991258 | -00 54 56.5430511 | 17.39 | 16.57 | 15.82 | ~ | 265 | 1 | ||
32 | ICRF J074110.7+311200 | Sy1 | 07 41 10.70330407 | +31 12 00.2291151 | 17.02 | 16.89 | 16.322 | ~ | 450 | 1 | ||
33 | 2XMM J080535.0+240951 | Sy2 | 08 05 35.0054956728 | +24 09 50.330022516 | 15.46 | ~ | 327 | 1 | ||||
34 | 3C 196.1 | AGN | 08 15 27.825 | -03 08 27.67 | 18.490 | 16.940 | 16.797 | ~ | 121 | 1 | ||
35 | 3C 198.0 | AGN | 08 22 31.9510001544 | +05 57 06.787089972 | 18.04 | 17.33 | ~ | 130 | 0 | |||
36 | ICRF J083454.9+553421 | Sy2 | 08 34 54.90398776 | +55 34 21.0703409 | 20.75 | 19.45 | 17.180 | ~ | 282 | 2 | ||
37 | 3C 213.1 | AGN | 09 01 05.2614565176 | +29 01 46.939089828 | 18.84 | 18.08 | 18.600 | ~ | 125 | 1 | ||
38 | ICRF J090933.4+425346 | Sy2 | 09 09 33.49714902 | +42 53 46.4821036 | 19.98 | 19.42 | 18.220 | ~ | 503 | 0 | ||
39 | ICRF J092703.0+390220 | Sy1 | 09 27 03.01394144 | +39 02 20.8518067 | 17.17 | 17.00 | 16.486 | ~ | 1001 | 1 | ||
40 | 3C 220.3 | G | 09 39 22.5 | +83 15 24 | 20.5 | 20.140 | ~ | 95 | 1 | |||
41 | ICRF J094336.9-081930 | LIN | 09 43 36.94453828 | -08 19 30.8202783 | 19.401 | 18.100 | ~ | 121 | 2 | |||
42 | NVSS J095447+743556 | rG | 09 54 47.44288561 | +74 35 57.1450956 | 21.700 | ~ | 38 | 1 | ||||
43 | ICRF J100601.7+345410 | Sy2 | 10 06 01.75023017 | +34 54 10.4016113 | 15.97 | ~ | 450 | 2 | ||||
44 | ICRF J103507.0+562846 | Sy2 | 10 35 07.03998083 | +56 28 46.7956247 | 20.2 | 21.244 | 20.200 | ~ | 192 | 1 | ||
45 | Mrk 421 | BLL | 11 04 27.3140835504 | +38 12 31.798495872 | 13.50 | 12.90 | 8.31 | ~ | 2671 | 1 | ||
46 | ICRF J112027.8+142054 | Sy2 | 11 20 27.80814059 | +14 20 54.9730732 | 20 | 20.935 | 20.100 | ~ | 167 | 1 | ||
47 | 3C 258 | rG | 11 24 43.8 | +19 19 30 | 22.082 | 21.448 | 20.513 | ~ | 85 | 1 | ||
48 | NGC 3894 | SyG | 11 48 50.35817663 | +59 24 56.3822416 | 12.9 | 11.57 | ~ | 245 | 1 | |||
49 | Ton 599 | Sy1 | 11 59 31.83391383 | +29 14 43.8268224 | 14.80 | 14.41 | 17.652 | 13.39 | ~ | 925 | 1 | |
50 | 3C 268.3 | Sy1 | 12 06 24.70656 | +64 13 36.8760 | 21.847 | 20.790 | 19.910 | ~ | 188 | 1 | ||
51 | NGC 4278 | LIN | 12 20 06.8242 | +29 16 50.722 | 11.54 | 11.09 | 10.16 | ~ | 946 | 2 | ||
52 | 2E 2879 | Sy1 | 12 52 26.3561235816 | +56 34 19.573734864 | 18.42 | 18.11 | 17.660 | ~ | 287 | 2 | ||
53 | PKS 1306-09 | rG | 13 08 39.1573432224 | -09 50 32.424542340 | 20.767 | 20.500 | 18.439 | ~ | 76 | 1 | ||
54 | ICRF J131337.8+545823 | Sy2 | 13 13 37.85315129 | +54 58 23.8999370 | 21.735 | 20.374 | ~ | 35 | 1 | |||
55 | NGC 5090 | rG | 13 21 12.84471811 | -43 42 16.8452073 | 12.59 | 11.51 | 10.84 | ~ | 200 | 1 | ||
56 | 4C 32.44 | QSO | 13 26 16.5142 | +31 54 09.522 | 21.367 | 19.822 | 18.882 | ~ | 171 | 1 | ||
57 | 3C 286 | Sy1 | 13 31 08.2883506368 | +30 30 32.960091564 | 17.51 | 17.25 | ~ | 4341 | 2 | |||
58 | ICRF J134733.3+121724 | Sy2 | 13 47 33.36161873 | +12 17 24.2398927 | 19.28 | 18.44 | 15.718 | ~ | 597 | 3 | ||
59 | NGC 5363 | GiP | 13 56 07.20 | +05 15 17.3 | 12.59 | 12.12 | 10.51 | ~ | 227 | 0 | ||
60 | NVSS J135740+435400 | rG | 13 57 40.5870 | +43 53 59.772 | 22.708 | 20.951 | ~ | 47 | 1 | |||
61 | ICRF J140028.6+621038 | Sy2 | 14 00 28.64823540 | +62 10 38.5885744 | 22.137 | 20.373 | 19.530 | ~ | 177 | 1 | ||
62 | Mrk 668 | Sy1 | 14 07 00.39441712 | +28 27 14.6901341 | 16.13 | 15.35 | 10.29 | ~ | 773 | 2 | ||
63 | IC 4374 | QSO | 14 07 29.76229070 | -27 01 04.2916695 | 13.61 | 11.79 | 12.55 | ~ | 138 | 3 | ||
64 | ICRF J141558.8+132023 | Sy2 | 14 15 58.81751033 | +13 20 23.7128587 | 21.055 | 20.000 | 18.461 | ~ | 437 | 1 | ||
65 | 3C 299 | rG | 14 21 05.6960 | +41 44 49.260 | 20.496 | 19.330 | 18.560 | ~ | 186 | 1 | ||
66 | 8C 1443+773 | Sy2 | 14 43 14.8 | +77 07 29 | 19 | 18.730 | ~ | 146 | 1 | |||
67 | ICRF J151640.2+001501 | Sy2 | 15 16 40.21905672 | +00 15 01.9090936 | 17.28 | 16.64 | 10.53 | ~ | 197 | 1 | ||
68 | ICRF J152114.4+043021 | AGN | 15 21 14.41846935 | +04 30 21.6366133 | 18.2 | ~ | 98 | 1 | ||||
69 | ICRF J154049.4+144745 | Sy1 | 15 40 49.49151924 | +14 47 45.8846989 | 17.72 | 17.30 | 17.240 | ~ | 421 | 1 | ||
70 | ICRF J154609.5+002624 | Sy2 | 15 46 09.53146317 | +00 26 24.6145149 | 19.730 | 18.900 | 19.5 | ~ | 85 | 1 | ||
71 | ICRF J155658.8-791404 | Sy2 | 15 56 58.86979525 | -79 14 04.2817241 | 18.80 | 18.800 | 17.84 | ~ | 203 | 1 | ||
72 | ICRF J160401.4-222340 | AGN | 16 04 01.47174802 | -22 23 40.9881985 | 21.0 | ~ | 39 | 1 | ||||
73 | 4C 69.21 | QSO | 16 42 07.84851261 | +68 56 39.7563611 | 19.723 | 19.219 | ~ | 304 | 1 | |||
74 | 3C 346.0 | BLL | 16 43 48.605 | +17 15 49.43 | 17.2 | ~ | 264 | 0 | ||||
75 | 7C 165211.80+395026.00 | BLL | 16 53 52.21668403 | +39 45 36.6088754 | 14.09 | 14.15 | 13.29 | 8.26 | ~ | 2160 | 2 | |
76 | QSO J1658+0741 | QSO | 16 58 09.01146680 | +07 41 27.5404484 | 19.993 | 20.00 | 19.598 | ~ | 171 | 1 | ||
77 | 2C 1473 | AGN | 17 20 28.1680537512 | -00 58 46.582453920 | 15.36 | ~ | 324 | 1 | ||||
78 | 7C 1815+6125 | BLL | 18 15 36.79225624 | +61 27 11.6475505 | 21.272 | 19.122 | ~ | 39 | 1 | |||
79 | ICRF J181623.9+345745 | Sy2 | 18 16 23.90102409 | +34 57 45.7493697 | 20.342 | 18.459 | ~ | 30 | 1 | |||
80 | ICRF J181935.0-634548 | Sy2 | 18 19 35.00241 | -63 45 48.1926 | 16.80 | 14.40 | 13.4 | ~ | 146 | 1 | ||
81 | 4C 39.56 | Sy1 | 18 21 20.8979332560 | +39 42 44.862056676 | 19.598 | 18.135 | ~ | 64 | 1 | |||
82 | ICRF J182314.1+793849 | Sy2 | 18 23 14.10855195 | +79 38 49.0018505 | 19.269 | 16.70 | 17.415 | ~ | 67 | 1 | ||
83 | ICRF J182931.7+484446 | Sy1 | 18 29 31.7809732968 | +48 44 46.160168892 | 17.05 | 16.81 | 16.860 | ~ | 688 | 1 | ||
84 | ICRF J183114.8+290710 | Sy2 | 18 31 14.85954059 | +29 07 10.2942036 | 21.917 | 20.2 | 20.200 | ~ | 74 | 1 | ||
85 | NVSS J184535+354116 | rG | 18 45 35.10883099 | +35 41 16.7264948 | 19.830 | 21.900 | ~ | 64 | 0 | |||
86 | ICRF J194431.5+544807 | BLL | 19 44 31.51155734 | +54 48 07.0622434 | 21.732 | 18.591 | ~ | 72 | 1 | |||
87 | QSO B1946+708 | BLL | 19 45 53.51966298 | +70 55 48.7285673 | 18.726 | 16.70 | 17.199 | ~ | 139 | 2 | ||
88 | ICRF J202206.6+613658 | Sy2 | 20 22 06.68174620 | +61 36 58.8047323 | 19.00 | 17.58 | ~ | 321 | 1 | |||
89 | ICRF J205252.0+363535 | Sy2 | 20 52 52.05501061 | +36 35 35.3005698 | 22.083 | 21.200 | ~ | 106 | 1 | |||
90 | 4C 05.78 | G | 20 58 26 | +05 40.7 | ~ | 14 | 0 | |||||
91 | ICRF J213750.0-204231 | Sy1 | 21 37 50.00785656 | -20 42 31.6728477 | 20.400 | 19.4 | 19.286 | ~ | 95 | 1 | ||
92 | ICRF J215137.8+055212 | Sy1 | 21 51 37.87549026 | +05 52 12.9545152 | 23.700 | 22.050 | 20.850 | ~ | 114 | 1 | ||
93 | NAME BL Lac | BLL | 22 02 43.2913536816 | +42 16 39.979416792 | 15.66 | 14.72 | ~ | 2258 | 1 | |||
94 | 2dFGRS TGS005Z206 | Sy2 | 22 09 20.1637016208 | -23 31 53.883877692 | 17.0 | 15.983 | ~ | 46 | 1 | |||
95 | 2MASX J22502534+1419519 | Sy1 | 22 50 25.3475290512 | +14 19 52.095751140 | 17.28 | 16.97 | 17.243 | ~ | 205 | 1 | ||
96 | 3C 455.0 | Sy2 | 22 55 03.8 | +13 13 34 | 19.535 | 19.590 | 19.190 | ~ | 193 | 2 | ||
97 | IC 1459 | AGN | 22 57 10.60682195 | -36 27 43.9966421 | 10.96 | 11.85 | 9.34 | 10.3 | ~ | 624 | 2 | |
98 | ICRF J231635.1+040518 | Sy2 | 23 16 35.1933566880 | +04 05 18.297101076 | 17.54 | 16.68 | 17.220 | ~ | 294 | 1 | ||
99 | 3C 460 | AGN | 23 21 28.5 | +23 46 48 | 20.315 | 18.468 | ~ | 88 | 2 | |||
100 | 6C 232316+433021 | Sy2 | 23 25 42.2873689152 | +43 46 58.689756804 | 18.0 | 18.0 | ~ | 37 | 1 | |||
101 | ICRF J233355.2-234340 | BLL | 23 33 55.2379642584 | -23 43 40.660470084 | 16.45 | 17 | 11.21 | ~ | 172 | 1 | ||
102 | ICRF J234403.7+822640 | Sy2 | 23 44 03.8302221504 | +82 26 40.345410408 | 21.769 | 20.5 | 20.220 | ~ | 97 | 1 | ||
103 | 6C 235239+493337 | BLL | 23 55 09.45814429 | +49 50 08.3394994 | 21.101 | 18.400 | ~ | 267 | 1 |
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