NGC 5752
| Galaxy NGC 5752 |
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|---|---|
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| The galaxies NGC 5752 (bottom) and NGC 5754 (top) captured by the Hubble Space Telescope | |
| AladinLite | |
| Constellation | Bear keeper |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 14 h 45 m 14.1 s |
| declination | + 38 ° 43 ′ 44 ″ |
| Appearance | |
| Morphological type | Sab |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 14.9 mag |
| Angular expansion | 0.5 ′ × 0.2 ′ |
| Position angle | 120 ° |
| Surface brightness | 11.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.015140 ± 0.000003 |
| Radial velocity | (4539 ± 1) km / s |
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Stroke distance v rad / H 0 |
(207 ± 15) · 10 6 ly (63.6 ± 4.5) Mpc |
| diameter | 45,000 ly |
| history | |
| discovery | Lawrence Parsons |
| Discovery date | April 1, 1878 |
| Catalog names | |
| NGC 5752 • PGC 52685 • CGCG 220-052 • MCG + 7-30-60 • 2MASX J14451411 + 3843436 • Arp 297 • | |
NGC 5752 is an edged spiral galaxy of the Hubble type Sb in the constellation Bear Guardian in the northern sky . It is about 207 million light years away from the Milky Way and about 45,000 light years in diameter . The galaxy has an interactive relationship with NGC 5754 and forms a quartet with it and NGC 5753 and NGC 5755 called Arp 297 . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This pair of galaxies belongs to the class of galaxies with long filaments .
NGC 5752 was discovered on April 1, 1878 by the Irish astronomer Lawrence Parsons .
Web links
Commons : NGC 5752 - collection of images, videos, and audio files
literature
- Jeff Kanipe and Dennis Webb: The Arp Atlas of Peculiar Galaxies - A Chronicle and Observer's Guide , Richmond 2006, ISBN 978-0-943396-76-7