What type of star is zubenelgenubi

On average, Zubenelgenubi is the th brightest star in the sky. With a combined apparent magnitude of 2. Libra stars once outlined the claws of Scorpius, before Libra was recognized as a separate constellation. The northern claw was represented by the brighter Zubeneschamali.

Zubenelgenubi was the traditional name for the whole Alpha Librae star system. It has also been spelled Zuben Elgenubi. Alpha Librae was also traditionally known as Kiffa Australis. It represents the chest of the Azure Dragon.

Zubenelgenubi is quite easy to find because it lies next to a prominent asterism known as the Fish Hook, formed by the bright Scorpio stars Antares , Acrab, Dschubba and Fang. Zubenelgenubi and Zubeneschamali appear as the extended claws of the scorpion. The best time of year to observe Zubenelgenubi is in the late spring and early summer. In early May, the star is visible throughout the night as it rises at sunset and sets at dawn. Zubenelgenubi is located in the constellation Libra.

Libra is the 29th constellation in size, stretching across square degrees between the constellations Scorpius , Virgo , Serpens , Ophiuchus , Centaurus , Hydra , and Lupus. Like other constellations in the zodiac family , it is one of the Greek constellations , first listed by the Greek astronomer Ptolemy in the 2nd century CE. Click to see full answer. Similarly, you may ask, what type of star is Zubenelgenubi? Zubenelgenubi is Libra's alpha star.

Now it's Libra's alpha star. But Zubenelgenubi is an Arabic name indicating that this star was once perceived as the Southern Claw of Scorpius the Scorpion. Use binoculars to peer at Zubenelgenubi — otherwise known as Alpha Librae — and you'll see that it's a double star. The four brightest stars in the constellation form a quadrangle. Alpha and Beta Librae mark the scales' balance beam, and Gamma and Sigma Librae represent the weighing pans.

Libra is also home to HD , popularly known as Methuselah, currently the oldest known star in the universe. What is the color of the brightest stars? Sirius, by the way — the sky's brightest star, after the sun — is almost always described as a white star.

The stars' true colors are apparent when they climb higher in the sky and above the turbulence of Earth's atmosphere. Are there any green colored stars? In astronomy, a green star is a white or blue star that appears green due to an optical illusion.

There are no truly green stars, because the color of a star is more or less given by a black-body spectrum and this never looks green. Magnitude of Zubenelgenubi 2. Azimuth: Max altitude: DSS2 image of Zubenelgenubi. The red arrow shows the motion of Zubenelgenubi during the next years Proper Motion RA Proper Motion Dec Color Index B-V 0. Flamsteed designation 9 Librae.

Henry Draper Catalogue HD