The larger masses for the black holes suggests that the relationship doesn't work well for the largest ellipticals, which means it could be more difficult to estimate the sizes of black holes in distant galaxies.NGC 4889's black hole may be a dead quasar -- an object that once shined more brightly than all of the stars in the galaxy combined. If we took Milky Way as the standard of mass, it may be close to 8 trillion solar masses. Then, in late 2011, they topped that record -- not once, but twice. Records are made to be broken -- a rule that applies not only to football games and pie-eating contests but to supermassive black holes as well. The supermassive black hole is in a galaxy called NGC 4889, one of several in the Coma Cluster, officials said Thursday. NGC 4889* is a supermassive black hole with approximately the largest extent made by the Earth, with 37 billion solar masses, making it one of the most massive, and its size can reach the equivalent of 12 orbits of Pluto. The black hole at the center of NGC 4889 is among the largest ever discovered, but it is currently slumbering. 9.8 billion to 27 billion times the mass of the Sun However, as for elliptical galaxies, only a small fraction of the mass of NGC 4889 is in the form of stars that radiate energy. However, as NGC 4889 is a spheroid, and not a flat spiral, it has a three-dimensional profile, so it may be as high as 15 trillion solar masses. Carbon and nitrogen are being continuously supplied by intermediate mass stars as they pass through the asymptotic giant branch. The egg-like shape of this galaxy is maintained by random orbital motions of its member stars, in contrast to the more orderly rotational motions found in a spiral … An occasional star or gas cloud strays too close to the black hole and is gobbled up in a blaze of energy, however, adding a tiny bit to the black hole's record-breaking mass. The closer astronomers can see into the galaxy's center, the more accurate their measurement of the black hole's mass.In the case of NGC 4889, for example, astronomers used the giant Gemini North Telescope in Hawaii to obtain 63 measurements of stellar velocities in different regions of the galaxy. Between the stars is a dense As the largest and the most massive galaxy easily visible to Earth, NGC 4889 has played an important role in both amateur and professional astronomy, and has become a prototype in studying the dynamical evolution of other NGC 4889 is located along the high declination region of Coma Berenices, south of the constellation NGC 4889 is far enough that its distance can be measured using NGC 4889 is probably the largest and the most massive galaxy out to the radius of 100 Mpc (326 million light years) of the Milky Way. Much of this matter was funneled toward the black hole, forming a broad, thin, superhot disk. In 2010, for example, astronomers announced a new record in the black-hole "weight" contest: a monster at the core of the galaxy M87 tipping the scales at more than six billion times the mass of the Sun. By measuring the speeds at different distances from the center of the galaxy, astronomers can determine how much mass is confined to the galaxy's central region. They have a flattened, unequal distribution that bulges within its edge. The interstellar medium is continuously heated by the emission of in-falling gases towards its central SMBH. On December 5, 2011, astronomers measured the velocity dispersion of the central regions of two massive galaxies, NGC 4889, and the other being NGC 4889 lies at the center of the component A of the The Coma Cluster is located at exactly the center of the Coma B, NGC 4884, UGC 8110, MCG 5-31-77, PGC 44715, ZWG 160.241, DRCG 27-148,The location of NGC 4889 (circled) in Coma Berenices The galaxy has an effective radius which extends at 2.9 arcminutes of the sky, translating it to the diameter of 239,000 light years, about the size of the As for its large size, NGC 4889 may also be extremely massive. They then entered those measurements into mathematical models of black holes, and computed the results with the supercomputer facilities at the Texas Advanced Computing Center. Assuming a mass to light ratio of 6.5 as with other elliptical galaxies, NGC 4889 may be a thousand times more massive than the Milky Way. This relationship is applied particularly to elliptical galaxies like NGC 4889, which look like fat, fuzzy footballs. Take our But the time when NGC 4889’s black hole … When it was active, NGC 4889's supermassive black hole was fuelled by the process of hot accretion. Giant elliptical galaxies like NGC 4889 are believed to be the result of multiple mergers of smaller galaxies.There is now little dust remaining to form the diffuse nebulae where new stars are created, so the stellar population is dominated by old, population II stars that contain relatively low abundances of elements other than hydrogen and helium. When the black hole was born it was surrounded by vast clouds of gas and dust and millions of stars. Jest najjaśniejszą galaktyką gromady galaktyk Abell 1656, nazywanej Gromadą Warkocza Bereniki . One of the new entries was almost 10 billion times the Sun's mass, while the other, in the core of NGC 4889, was at least twice that massive, with the betting centering on about 21 billion times the Sun's mass.Not only did the discoveries mess with the record books, they seemed to mess up one of the ways in which astronomers determine the masses of these giant black holes.The most accurate method for measuring the mass of a supermassive black hole is to clock the speeds of stars in orbit around it. Giant elliptical galaxies like NGC 4889 are believed to be the result of multiple The space between the stars in the galaxy is filled with a diffuse interstellar medium of gas, which has been filled by the elements ejected from stars as they passed beyond the end of their main sequence lifetime. The newfound supermassive black hole embedded in the elliptical galaxy NGC 4889, as shown in a new video, is one of the biggest ever discovered at 21 … Stars are forming around its margins and appear to remain stable, says NASA.