All Topics  
Rho Boötis

 

 
   Email Print
   Bookmark   Link
 

 

Rho Boötis
 
 
  Topics Rho Boötis Topic Home

Rho Boötis (? Boo / ? Boötis) is a binary star
Binary star

A binary star is a star system consisting of two stars orbiting around their common center of mass. The brighter star is called the primary and the other is its companion star or secondary....
 in the constellation
Constellation

A constellation is a group of stars that appear to have a physical proximity in the sky. The stars in a constellation are often vastly distant from each other, but they appear close to each other from the perspective of Earth....
 Boötes
Boötes

Bo?tes Bo?tes was one of the 48 constellations described by the 1st century astronomer Ptolemy and is now one of the 88 modern constellations. It contains the List of brightest stars in the night sky, Arcturus....
. It is approximately 149 light years
Light Years

Light Years is the seventh album by Australian singer Kylie Minogue and was released in 2000. It reached number two in the United Kingdom and one on the Australian album charts....
 from Earth
Earth

Earth is the third planet from the Sun. Earth is the largest of the terrestrial planets in the Solar System in diameter, mass and density. It is also referred to as the World and Wiktionary:Terra.Note that by International Astronomical Union convention, the term "Terra" is used for naming extensive land masses, rather...
.

The primary component, ? Boötis A, is an orange K-type
Stellar classification

In astronomy, stellar classification is a classification of stars based on its spectrum characteristics. The spectral class of a star, is a designation of a class to a star describing the ionization of its chromosphere, what atomic excited states are most prominent in the light, giving an objective measure of the temperature in this chr...
 giant
Giant star

A giant star is a star with substantially larger radius and luminosity than a main sequence star of the same effective temperature. Typically, giant stars have radii between 10 and 100 solar radii and luminosities between 10 and 1,000 times that of the Sun....
 with an apparent magnitude
Apparent magnitude

The apparent magnitude of a celestial body is a measurement of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the Earth's atmosphere....
 of +3.57. Its companion, ? Boötis B, is an eleventh magnitude star located 42 arcseconds away.







Discussion
Ask a question about 'Rho Boötis'
Start a new discussion about 'Rho Boötis'
Answer questions from other users
Full Discussion Forum



Encyclopedia


Rho Boötis (? Boo / ? Boötis) is a binary star
Binary star

A binary star is a star system consisting of two stars orbiting around their common center of mass. The brighter star is called the primary and the other is its companion star or secondary....
 in the constellation
Constellation

A constellation is a group of stars that appear to have a physical proximity in the sky. The stars in a constellation are often vastly distant from each other, but they appear close to each other from the perspective of Earth....
 Boötes
Boötes

Bo?tes Bo?tes was one of the 48 constellations described by the 1st century astronomer Ptolemy and is now one of the 88 modern constellations. It contains the List of brightest stars in the night sky, Arcturus....
. It is approximately 149 light years
Light Years

Light Years is the seventh album by Australian singer Kylie Minogue and was released in 2000. It reached number two in the United Kingdom and one on the Australian album charts....
 from Earth
Earth

Earth is the third planet from the Sun. Earth is the largest of the terrestrial planets in the Solar System in diameter, mass and density. It is also referred to as the World and Wiktionary:Terra.Note that by International Astronomical Union convention, the term "Terra" is used for naming extensive land masses, rather...
.

The primary component, ? Boötis A, is an orange K-type
Stellar classification

In astronomy, stellar classification is a classification of stars based on its spectrum characteristics. The spectral class of a star, is a designation of a class to a star describing the ionization of its chromosphere, what atomic excited states are most prominent in the light, giving an objective measure of the temperature in this chr...
 giant
Giant star

A giant star is a star with substantially larger radius and luminosity than a main sequence star of the same effective temperature. Typically, giant stars have radii between 10 and 100 solar radii and luminosities between 10 and 1,000 times that of the Sun....
 with an apparent magnitude
Apparent magnitude

The apparent magnitude of a celestial body is a measurement of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the Earth's atmosphere....
 of +3.57. Its companion, ? Boötis B, is an eleventh magnitude star located 42 arcseconds away.

Reference


Components