Astronomy:NGC 6426
From HandWiki
Short description: Globular cluster in the constellation Ophiuchus
| NGC 6426 | |
|---|---|
 NGC 6426 as seen through the Hubble Space Telescope | |
| Observation data (J2000 epoch) | |
| Constellation | Ophiuchus |
| Right ascension | 17h 44m 54.7s[1] |
| Declination | +3° 10′ 13″[1] |
| Distance | 67.2 kly (20.6 kpc)[2] |
| Apparent magnitude (V) | 11.01[2] |
| Apparent dimensions (V) | 4.20 |
| Physical characteristics | |
| Absolute magnitude | -5.38 |
| Metallicity | [math]\displaystyle{ \begin{smallmatrix}\left[\ce{Fe}/\ce{H}\right]\end{smallmatrix} }[/math] = -2.15[3] dex |
| Other designations | Cr 346, GCL 76 |
NGC 6426 is a globular cluster located in the constellation Ophiuchus. It is designated IX in the galaxy morphological classification scheme and was discovered by the British astronomer William Herschel on 3 June 1786. It is at a distance of 67,500 light years away from Earth.[1][2][4][5]
See also
References
- ↑ 1.0 1.1 1.2 "Object No. 1 - NGC 6426". https://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+6426&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ 2.0 2.1 2.2 "Revised NGC Data for NGC 6426". http://spider.seds.org/ngc/revngcic.cgi?NGC6426.
- ↑ "GGCs database: globular cluster NGC 6426". A galactic globular clusters database. http://gclusters.altervista.org/cluster_4.php?ggc=NGC+6426.
- ↑ "The globular cluster NGC 6426". https://in-the-sky.org/data/object.php?id=NGC6426.
- ↑ "NGC 6426 (= GCL 76)". http://cseligman.com/text/atlas/ngc64.htm#6412.
External links
 |  |
