NGC 1709
Galaxy NGC 1709 |
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SDSS recording | |
AladinLite | |
Constellation | Orion |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 04 h 58 m 44.0 s |
declination | -00 ° 28 ′ 42 ″ |
Appearance | |
Morphological type | SB0 ^ 0 ^: |
Brightness (visual) | 14.2 mag |
Brightness (B-band) | 15.2 mag |
Angular expansion | 0.9 ′ × 0.7 ′ |
Position angle | 49 ° |
Surface brightness | 13.6 mag / arcmin² |
Physical data | |
Redshift | 0.015718 +/- 0.000053 |
Radial velocity | 4712 +/- 16 km / s |
Stroke distance v rad / H 0 |
(207 ± 14) · 10 6 ly (63.4 ± 4.4) Mpc |
history | |
discovery | George Johnstone Stoney |
Discovery date | January 15, 1849 |
Catalog names | |
NGC 1709, 1717 • PGC 16462 • CGCG 394-058 • MCG + 00-13-054 • 2MASX J04584400-0028418 • LDCE 358 NED012 |
NGC 1709 = NGC 1717 is a lenticular galaxy of the Hubble-type S0 in the constellation Orion at the celestial equator . It is an estimated 207 million light years away from the Milky Way and has a diameter of about 55,000 ly.
In the same area of the sky are the galaxies NGC 1713 and NGC 1719 , among others .
The object was first discovered by George Johnstone Stoney on January 15, 1849 and designated as number 1717 in the NGC catalog . Catalog entry 1709 is due to RJ Mitchell , who rediscovered the galaxy on December 8, 1854.
Web links
Commons : NGC 1709 - collection of images, videos, and audio files