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109 Virginis is the seventh brightest star in the constellation Virgo. In astronomy, an epoch is a moment in time for which celestial coordinates or orbital elements are specified. ...
The J2000. ...
Orion is a remarkable constellation, visible from most places on the globe at one time or another during the year. ...
Virgo (Latin for virgin, symbol , Unicode â) is a constellation of the zodiac. ...
Right ascension (RA; symbol α: Greek letter alpha) is the astronomical term for one of the two coordinates of a point on the celestial sphere when using the equatorial coordinate system. ...
In astronomy, declination (dec) is one of the two coordinates of the equatorial coordinate system, the other being either right ascension or hour angle. ...
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The distance between two points is the length of a straight line segment between them. ...
A light year, abbreviated ly, is the distance light travels in one year: roughly 9. ...
The parsec (symbol pc) is a unit of length used in astronomy. ...
In astronomy, stellar classification is a classification of stars based initially on photospheric temperature and its associated spectral characteristics, and subsequently refined in terms of other characteristics. ...
In astronomy, many stars are referred to simply by catalogue numbers. ...
In astronomy, many stars are referred to simply by catalogue numbers. ...
The Henry Draper Catalogue is an astronomy catalogue with astrometric and spectroscopic data about more than 225,000 stars. ...
In astronomy, many stars are referred to simply by catalogue numbers. ...
In astronomy, many stars are referred to simply by catalogue numbers. ...
In astronomy, many stars are referred to simply by catalogue numbers. ...
The Pleiades star cluster A star is a massive body of plasma in outer space that is currently producing or has produced energy through nuclear fusion. ...
Orion is a remarkable constellation, visible from most places on the globe at one time or another during the year. ...
Virgo (Latin for virgin, symbol , Unicode â) is a constellation of the zodiac. ...
109 Virginis is a white A-type main sequence dwarf with an apparent magnitude of +3.73. It is approximately 129 light years from Earth. In astronomy, stellar classification is a classification of stars based initially on photospheric temperature and its associated spectral characteristics, and subsequently refined in terms of other characteristics. ...
Hertzsprung-Russell diagram The main sequence of the Hertzsprung-Russell diagram is the curve where the majority of stars are located in this diagram. ...
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A light year, abbreviated ly, is the distance light travels in one year: roughly 9. ...
Earth is the third planet in the solar system. ...
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