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Eridanus is a constellation which stretches along the southern celestial hemisphere. It is represented as a river . One of the 48 constellations listed by the 2nd century AD astronomer Ptolemy , it remains one of the 88 modern constellations .
The Eridanus Group, sometimes called the Eridanus Cloud, is a nearby loose grouping of galaxies at a mean distance of approximately 75 Mly (23 ± 2 Mpc) in the constellation Eridanus. [1] Redshift values show that there are approximately 200 galaxies associated with the group, approximately 70% of which are spiral and irregular type galaxies ...
When in Nonnus' fourth- or fifth-century CE Dionysiaca the vast monster Typhon boasts that he will bathe in "starry Eridanus", it is hyperbole, for the constellation Eridanus, represented as a river, was one of the 48 constellations listed by the second-century astronomer Ptolemy; it remains one of the 88 modern constellations.
Pages in category "Eridanus (constellation)" The following 200 pages are in this category, out of approximately 209 total. This list may not reflect recent changes.
Psi Eridani, Latinized from ψ Eridani, is a star in the constellation Eridanus. With an apparent visual magnitude is 4.81, [2] it can be seen with the naked eye on a clear, dark night. Based upon an annual parallax shift of 4.41 milliarcseconds, [1] it is located roughly 740 light-years away from the Sun.
Eta Eridani (η Eridani, abbreviated Eta Eri, η Eri), officially named Azha (with a silent 'h', possibly / ˈ eɪ z ə /), [8] [7] is a giant star in the constellation of Eridanus. Based on parallax measurements taken during the Hipparcos mission, it is approximately 137 light-years from the Sun .
Upsilon 3 Eridani (υ 3 Eridani, abbreviated Upsilon 3 Eri, υ 3 Eri), officially named Beemim / ˈ b iː m ə m /, [10] is a star in the constellation of Eridanus. It is visible to the naked eye with an apparent visual magnitude of 3.96 [2] The distance to this star, based upon an annual parallax shift of 11.01 mas, [1] is around 296 light-years.
Eridanos (mythology) (or Eridanus), a river in Greek mythology, somewhere in Central Europe, which was territory that Ancient Greeks knew only vaguely; The Po River, according to Roman word usage; Eridanos (Athens), a former river near Athens, now subterranean