NGC 216 is a lenticular galaxy located approximately 68.8 million light-years from the Sun[2] in the constellation Cetus. It was discovered on December 9, 1784, by William Herschel.[3]
See also
References
- ^ a b c d e f g "NASA/IPAC Extragalactic Database". Results for NGC 0216. Retrieved 2016-09-02.
- ^ a b An object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
- ^ "New General Catalog Objects: NGC 200 - 249". Cseligman. Retrieved September 15, 2016.
External links
Media related to NGC 216 at Wikimedia Commons- NGC 216 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
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