NGC 1723
Galaxy NGC 1723 |
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AladinLite | |
Constellation | Eridanus |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 04 h 59 m 25.9 s |
declination | -10 ° 58 ′ 50 ″ |
Appearance | |
Morphological type | SB (r) a / pec |
Brightness (visual) | 11.7 mag |
Brightness (B-band) | 12.7 mag |
Angular expansion | 2.6 ′ × 1.8 ′ |
Position angle | 144 ° |
Surface brightness | 13.2 mag / arcmin² |
Physical data | |
Redshift | 0.012479 ± 0.000023 |
Radial velocity | (3741 ± 7) km / s |
Stroke distance v rad / H 0 |
(162 ± 11) · 10 6 ly (49.7 ± 3.5) Mpc |
history | |
discovery | Wilhelm Temple |
Discovery date | January 12, 1882 |
Catalog names | |
NGC 1723 • PGC 16493 • MCG -02-13-029 • IRAS 04571-1103 • 2MASX J04592589-1058504 • LDCE 354 NED010 |
NGC 1723 is a bar-spiral galaxy of the Hubble type SBa in the constellation Eridanus in the southern sky . It is an estimated 162 million light years away from the Milky Way and has a diameter of about 125,000 ly. In the same area of the sky there are u. a. the galaxies NGC 1721 , NGC 1725 , NGC 1728 .
The object was discovered on January 12th, 1882 by Ernst Wilhelm Leberecht Tempel .
Web links
Commons : NGC 1723 - Collection of Images