WebTau Cygni, Latinised from τ Cygni, is a binary star system in the constellation Cygnus, approximately 69 light years away from Earth. The main star, 4th magnitude GJ 822.1 A, is a yellowish white subgiant star of the spectral type F2IV. It therefore has a surface temperature of 6,000 to 7,500 kelvins and is larger, hotter, and several times as bright as … WebEpsilon Cygni ( ε Cygni, abbreviated Epsilon Cyg, ε Cyg) is multiple star system in the constellation of Cygnus. With an apparent visual magnitude of 2.48, it is readily visible to the naked eye at night as one of the brighter members of Cygnus. Based upon parallax measurement, Epsilon Cygni is about 73 light-years from the Sun .
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WebOct 25, 2024 · Cygnus is one of the most recognizable constellations in the sky because its brightest stars form a conspicuous asterism known as the Northern Cross, visible high overhead during the northern hemisphere summer. The constellation’s brightest star, Deneb, sits at the top of the Cross. WebOct 5, 2008 · Struve 2666 on the other hand, was impossible to miss, right next to Gamma Cygni. Mags 6 and 8.2, sep 2.7". Easy and nice little pair. Struve 2607 was an easy starhop from Delta Cygni. Had to look at Delta first, of course. Looked fantastic in the very good seeing. STF 2607 was easy enough, mags 6.6 and 9.1, sep 3.0". cskt climate change
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WebKonstelacio aŭ stelfiguro estas, en la faka astronomia terminaro, areo de la ĉielsfero respondanta pli-malpli al la situo de kelkaj tradiciaj stelaroj, t.e. grupo de steloj, kiuj – rigardate de la tero – formas certan figuron (stelfiguron).La unuopaj steloj havas nenian fizikan rilaton unu al la alia. Jam en la 2-a jarcento la astronomo Ptolemeo priskribis 48 … WebJan 27, 2016 · There is a real star named Tau Cygni, located just 70 ly from Earth. Apparently, the writer did quite deliberately intend for the colony to lie in the constellation Cygnus, because that's where Sheliak lies, too (well, in … WebGamma Cygni ( γ Cygni, abbreviated Gamma Cyg, γ Cyg ), officially named Sadr / ˈsædər /, [10] [11] is a star in the northern constellation of Cygnus, forming the intersection of an asterism of five stars called the Northern Cross. csk target players 2022 mega auction