Galaxy 3C (or Galaxy 13) is a communications satellite operated by PanAmSat from 2000 to 2006, and by Intelsat from 2006 to today. It spent most of its...
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3C 273 is a quasar located at the center of a giant elliptical galaxy in the constellation of Virgo. It was the first quasar ever to be identified and...
16 KB (1,655 words) - 00:09, 23 June 2024
was claimed to be the first non-QSO galaxy found beyond redshift 3. The quasar itself is at z=3.197 In 1975, 3C 123 was incorrectly determined to lie...
117 KB (6,315 words) - 15:56, 22 August 2024
object in a distant galaxy. This was also the first solid identification of a quasar with a surrounding galaxy at the same redshift. 3C 48 is one of four...
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Hercules A (redirect from 3C 348)
astronomical radio source in the constellation Hercules corresponding to the galaxy 3C 348. During a survey of bright radio sources in the mid-20th century,...
9 KB (888 words) - 16:51, 20 August 2024
DirecTV satellite fleet (section Galaxy 3C)
satellite replaced DirecTV 6 at 110° W, where it has remained ever since. Galaxy 3C is a geostationary communications satellite located at 95° W. It was launched...
28 KB (2,586 words) - 02:32, 3 February 2024
Messier 87 (redirect from 3C 274)
supergiant elliptical galaxy in the constellation Virgo that contains several trillion stars. One of the largest and most massive galaxies in the local universe...
90 KB (9,560 words) - 11:06, 18 July 2024
3C 321 is a system of two galaxies rotating around each other. They are notable for showing the first observed galaxy smiting another galaxy with a blast...
4 KB (260 words) - 07:50, 14 May 2023
Messier 82 (redirect from 3C 231)
M82 Galaxy Messier 82 (also known as NGC 3034, Cigar Galaxy or M82) is a starburst galaxy approximately 12 million light-years away in the constellation...
27 KB (2,585 words) - 09:59, 29 July 2024
3C 120, also known as Markarian 1506, is an active galaxy located in the constellation of Taurus, at a distance of about 420 million light years. It has...
18 KB (2,198 words) - 10:59, 3 May 2024
3C 303 is a Seyfert galaxy with a quasar-like appearance located in the constellation Boötes. 3C 303 is also a radio galaxy It also contains an extragalactic...
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List of quasars (category Lists of galaxies)
Fastest Galaxy: 76,000 Miles per Second". Time. 10 April 1964. Greenstein, Jesse L; Matthews, Thomas A (1963). "Red-Shift of the Unusual Radio Source: 3C 48"...
69 KB (4,727 words) - 22:39, 16 July 2024
3C 295 is a narrow-line radio galaxy located in the constellation of Boötes. With a redshift of 0.464, it is approximately 5 billion light-years from Earth...
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companion of its own. An even stranger galaxy pair is 3C 321. Unlike the previous pair, the two galaxies making up 3C 321 are interacting with each other...
119 KB (11,801 words) - 22:08, 17 August 2024
component was part of the sample: e.g. the radio galaxy 3C 66B is part of the sample, but the BL Lac object 3C 66A is not. Edge, DO; Shakeshaft, JR; McAdam...
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elliptical galaxies are on average much older than stars found in spiral galaxies. 3C 244.1 M49 (NGC 4472) M59 (NGC 4621) M60 (NGC 4649) M87 (NGC 4486), whose...
17 KB (1,895 words) - 19:20, 7 August 2024
Active galactic nucleus (redirect from Host galaxy)
tidally distorted galaxy with an unusual emission-line spectrum, having a recessional velocity of 16,700 kilometers per second. The 3C radio survey led...
48 KB (6,017 words) - 12:43, 17 July 2024
and it was assumed that the cluster would be as well. In 1975, 3C 123 and its galaxy cluster was incorrectly determined to lie at z=0.637 (actually z=0...
50 KB (2,634 words) - 19:06, 3 August 2024
3C 66B is an elliptical Fanaroff and Riley class 1 radio galaxy located in the constellation Andromeda. With an estimated redshift of 0.021258, the galaxy...
5 KB (391 words) - 10:20, 14 December 2021
NGC 7720 (category 3C objects)
"VLBI Observations of a Complete Sample of Radio Galaxies. VI. The Two FR I Radio Galaxies B2 0836+29 and 3C 465". The Astrophysical Journal. 454: 735....
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The magnitude of the effect is illustrated by the AGN jets of the galaxies M87 and 3C 31 (see images at right). M87 has twin jets aimed almost directly...
11 KB (1,633 words) - 19:05, 21 July 2024
west longitude. Other rented bandwidth included an analog service on Galaxy 3C and a digital service on SES-3. On April 12, 2007, Muzak Holdings, LLC...
24 KB (2,508 words) - 18:55, 28 July 2024
megaparsecs (16×106 ly). For comparison, another similarly sized giant radio galaxy is 3C 236, with lobes 15 million light-years across. It should however be noted...
158 KB (15,910 words) - 11:24, 22 August 2024
Quasar (category Active galaxy types)
handful of much fainter galaxies known with higher redshift). If this was due to the physical motion of the "star", then 3C 273 was receding at an enormous...
66 KB (7,915 words) - 09:33, 7 August 2024
The type-cD galaxy (also cD-type galaxy, cD galaxy) is a galaxy morphology classification, a subtype of type-D giant elliptical galaxy. Characterized by...
14 KB (1,605 words) - 15:56, 30 April 2024
Galaxy 19 is a communications satellite owned by Intelsat located at 97° West longitude, serving the North American market. Galaxy 19 replaced Galaxy...
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3C catalogue. Many of these are later found to be distant quasars and radio galaxies. 1960 — Thomas Matthews determines the radio position of the 3C source...
29 KB (3,281 words) - 14:48, 20 August 2024
3C 66A is a blazar located in the constellation Andromeda. The "distance" of a far away galaxy depends on the distance measurement used. With a redshift...
4 KB (265 words) - 01:19, 26 May 2022
3C 438 is a Seyfert galaxy and Fanaroff and Riley class II radio galaxy located in the constellation Cygnus. The radio galaxy has two lobes and there...
5 KB (450 words) - 11:52, 17 July 2024
bands. 3C 345 has an active galactic nucleus that has been categorised as a blazar or as a flat spectrum radio quasar. The host galaxy of 3C 345 is an...
9 KB (996 words) - 15:50, 28 May 2024