The figure is derived at by using the formula from SDSS rather than peer reviewed papers. Rasalhague estimated radius has been calculated as being 2.62 times bigger than the Sun. the following (all times relative to the local timezone Europe/London): The image below is a photograph of Rasalhague from the Digitized Sky Survey 2 (DSS2 - see It has been known to produce widely incorrect figures. Longitude: 0° 00’ 00” E It is located about 447.6 light-years from Earth is from Simbad, the Hipparcos data library based at the University at Strasbourg, France. Constellation Star Color Size Coordinates Notes Achernar Blue Dwarf 537.5 : 272.9 Algol Red Dwarf 900.0 : 325.0 Alcor Blue Dwarf 970.8 : 025.0 Aldebaran Blue Dwarf 737.5 : 356.2 Almagest Blue Dwarf 990.9 : 235.9 Altair Blue Dwarf There might be variations and adaptations or details missing. The red dot in the diagram below shows where Rasalhague is situated in Corncorde before it was retired was the fastest commercial airline across the Atlantic and only one that could do Mach 2. Hipparcos was a E.S.A. It is purely that the distance was recalculated. Information regarding Metallicity and/or Mass is from the E.U. Latitude: 51° 28’ 47” N Capella is a G star, and, in that classification, itâs like our sun. Mizar, Zeta Ursae Majoris (ζ UMa), is a quadruple star system in Ursa Major. å¹´é«ãè©ä¾¡ãå¾ã¦ããå®çªçãªæ¨¡åå¡æã§ãã è²æ°ãè±å¯ã§ããã£ã©ã¯ã¿ã¼ãã¹ã±ã¼ã«ï¼æ¦è»ãé£è¡æ©ãè¹ï¼ãªã©æ°å¤ãã®æ¨¡åã¸ã£ã³ã«ã®å¡è£ ã«å¯¾å¿ãã¾ãã Mr.ã«ã©ã¼ã§å¡è£ ããéã¯ãé©å®Mr.ã«ã©ã¼ç¨ããã液ã§èããå¿ è¦ãããã¾ãã is the number of times that the star is from the Earth compared to the Sun. Based on the spectral type (A5III) of the star, the star's colour is blue - white . Based on the star's spectral type of A5III , Rasalhague's colour and type is blue - white giant star. Rasalhague, also designated as 留 Ophiuchi (alpha Ophiuchi), All messages will be reviewed before being displayed. An older star would have a high metallicity whereas a new star would have a lower one. If you want that in miles, it is about 274,531,804,927,674.59, based on 1 Ly = 5,878,625,373,183.61 miles. All stars like planets orbit round a central spot, in the case of planets, its the central star such as the Sun. Rasalhague is the 56th brightest star in the night sky and is the brightest star in Ophiuchus based on the Hipparcos 2007 apparent magnitude. Ophiuchus. If you find this website useful please consider a small donation that will help covering hosting costs. The astrological influences of the constellation Pegasus Legend: Pegasus was born from the blood of Medusa (see Algol ) after Perseus had cut off her head, and was afterwards tamed and ridden by Bellerophon. The star can be seen with the naked eye, that is, you don't need a telescope/binoculars to see it. 0.12 arcsec per year in Right Ascension and -0.226 arcsec per year in Declination and the associated displacement If rising, good-tempered, healthy, gain by industry and marriage. The number of A.U. Your guide to the Solar System and the night sky. A starâs spectral type indicates its color. In 2330, House Kurita's expansionist Draconis Combine invaded the Principality of Rasalhague, subduing it after enduring more than three decades of guerrilla war. The color indices, like the magnitude scale, run backward. The star is moving -221.57 ± 0.71 milliarcseconds/year towards the north and 108.07 ± 1.06 milliarcseconds/year east if we saw them in the horizon. History and Mythology Even though there is no mythology surrounding Rasalhague itself, the constellation is thought to be a healer with a snake coiled around his body. Predominantly gold in color ⦠It lies at a distance of 82.9 ly. Jr., The Bright Star Catalogue, 5th Revised Edition, Version 2, 1994 96 SAO or HD/HDE Catalog Reference from Value 1 ⦠A faint star will have a high number. The red arrow shows the motion of Rasalhague during the next. Its primary mission was to visit Pluto which at the time of launch (2006), Pluto was still a planet. Rasalhague està situada al cap, i de fet el seu nom prové de l'àrab Ra's al Hawwa, "el cap de l'encantador de serps". in the constellation of Using the 2007 distance, the star is roughly 3,073,324.20 Astronomical Units from the Earth/Sun give or take a few. summarizes the key facts about Rasalhague: Rasalhague is for the next 1000 years is represented with the red arrow. The information was obtained as of 12th Feb 2017. U.G. Using the most recent figures given by the 2007 Hipparcos data, the star is 48.59 light years away from us. Its nothing to fear as the stars are so far apart, they won't collide in our life-time, if ever. The figure of 25.23 that I have given is based on the value in the Simbad Hipparcos Extended Catalogue at the University of Strasbourg from 2012. Its name is from the Greek á½ÏιοῦÏÎ¿Ï (Ophioukhos, "serpent-bearer"), and it is commonly represented as a man grasping a snake (symbol â, Unicode U+26CE). is a variable giant star This page lists dozens of Fixed Stars by Sign and tropical position, with brief interpretations and other valuable info, including an introduction to the In contrast with Paper I, star clustersplayed only a minor role in this analysis in that they provided asupplementary constraint on the color corrections for cool dwarf starswith Teff =5500 K. They were mainly used to test thecolor Mirfak, Alpha Persei (α Per) is a yellow supergiant star located in the constellation Perseus.With an apparent magnitude of 1.806, it is the brightest star in Perseus, outshining the more famous Algol, and the 33rd brightest star in the sky., and the 33rd brightest star in the sky. In 2007, Hipparcos data was revised with a new parallax of 67.13000 which put Rasalhague at a distance of 48.59 light years or 14.90 parsecs. Proper Motion details the movements of these stars and are measured in milliarcseconds. Attribution. shortened form of "north star" (named when it was that, ca. If culminating, improved health Alpha Ophiuchi (α Ophiuchi, abbreviated Alpha Oph, α Oph), also named Rasalhague / Ë r æ s Él h eɪ É¡ /, is a binary star and the brightest star in the constellation of Ophiuchus Contents 1 Nomenclature Hot and blue stars have smaller and negative values of B-V than the cooler and redder stars. and should be also quite easily visible from light polluted areas. Rasalhague has an apparent magnitude of 2.08 which is how bright we see the star from Earth. The star's name is a traditional/name which has been officially recognised by the I.A.U. 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