NGC 6305
Galaxy NGC 6305 |
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AladinLite | |
Constellation | altar |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 17 h 18 m 00.92 s |
declination | -59 ° 10 ′ 19.5 ″ |
Appearance | |
Morphological type | E / SB0 |
Brightness (visual) | 12.2 mag |
Brightness (B-band) | 13.2 mag |
Angular expansion | 1.4 ′ × 0.8 ′ |
Position angle | 133 ° |
Surface brightness | 12.4 mag / arcmin² |
Physical data | |
Redshift | 0.008943 ± 0.000150 |
Radial velocity | 2681 ± 45 km / s |
Stroke distance v rad / H 0 |
(115 ± 8) x 10 6 ly (35.3 ± 2.5) Mpc |
history | |
discovery | John Herschel |
Discovery date | July 5, 1836 |
Catalog names | |
NGC 6305 • PGC 60029 • ESO 138-019 • 2MASX J17180092-5910193 • SGC 171337-5907.1 • GC 4276 • h 3669 • WISEA J171800.91-591019.7 • LDCE 1251 NED002 |
NGC 6305 is a 12.2 mag bright, elliptical galaxy of the Hubble type E / SB0 in the constellation Altar in the southern sky . It is estimated to be 115 million light years from the Milky Way and about 45,000 light years across.
The object was discovered on July 5, 1836 by John Herschel with an 18-inch reflector telescope, who noted "vF, vS, R, glbM, 12 arcseconds".
Web links
- NGC 6305th SIMBAD , accessed on July 20, 2019 (English).
- NGC 6305. DSO Browser, accessed July 20, 2016 .