Table of Contents
What is the magnitude of Cetus?
2.04
Cetus, (Latin: “Whale”) constellation in the southern sky, at about 2 hours right ascension and 10° south in declination. The brightest star, Deneb Kaitos (from the Arabic for “tail of the whale”), has a visual magnitude of 2.04.
How big is the constellation Cetus?
1231 square degrees
Facts, location and map Cetus is the fourth largest constellation in the sky, occupying an area of 1231 square degrees. It is one of the 15 equatorial constellations. It lies in the first quadrant of the southern hemisphere (SQ1) and can be seen at latitudes between +70° and -90°.
What is the myth behind Cetus?
The story behind the name:Cetus was a whale-like sea monster in Greek mythology, sent by the sea god Poseidon to wreak havoc on the kingdom of ancient Aethiopia. Cetus terrorized the coastal waters of Aethiopia until the desperate ruler, King Cepheus, consulted with an oracle over this terrible problem.
What type of star is Diphda?
K0 III
Beta Ceti/Spectral type
How far is Cetus?
about 47 million light years
It is an orange giant star located some 96.3 light years from us. Cetus contains several deep sky objects including one Messier object. M77 is a barred spiral galaxy located about 47 million light years from Earth.
Is Cetus in the Milky Way?
Cetus lies far from the galactic plane, so that many distant galaxies are visible, unobscured by dust from the Milky Way. Of these, the brightest is Messier 77 (NGC 1068), a 9th magnitude spiral galaxy near Delta Ceti. It appears face-on and has a clearly visible nucleus of magnitude 10.
Can you see Cetus in the northern hemisphere?
The constellation Cetus, the sea monster, can be seen in the northern hemisphere in the late fall and early winter. It is visible at latitudes between 70 degrees and -90 degrees. Cetus is one of the constellations cataloged by the Greek astronomer Ptolemy in the second century.
What did Cetus look like?
In the 17th century, Cetus was depicted as a “dragon fish” by Johann Bayer. Both Willem Blaeu and Andreas Cellarius depicted Cetus as a whale-like creature in the same century. However, Cetus has also been variously depicted with animal heads attached to a piscine body.
What is the magnitude of Diphda?
2.02
Beta Ceti/Magnitude
What color is Cetus?
α Ceti, traditionally called Menkar (“the nose”), is a red-hued giant star of magnitude 2.5, 220 light-years from Earth. It is a wide double star; the secondary is 93 Ceti, a blue-white hued star of magnitude 5.6, 440 light-years away. β Ceti, also called Deneb Kaitos and Diphda is the brightest star in Cetus.
Is Cetus a whale?
Cetus, the whale or sea monster, was a minion of Poseidon, the god of the oceans. One day Poseidon was angered by Cassiopeia, the mother of Andromeda, for boasting of her daughter’s beauty and claiming it to be greater than Poseidon’s minions, the Neried.
Which is the brightest star in the Cetus constellation?
β Ceti, also called Deneb Kaitos and Diphda, is the brightest star in Cetus. It is an orange-hued giant star of magnitude 2.0, 96 light-years from Earth. The traditional name “Deneb Kaitos” means “the whale’s tail”. γ Ceti, Kaffaljidhma (“head of the whale”) is a very close double star.
What is the apparent magnitude of Beta Ceti?
The star has a apparent magnitude of 2.04 but an absolute magnitude of -0.31 when the star is viewed from a distance of 10 Parsecs or 32.6 Light Years. The star is only recognised as being Beta Ceti rather than having Alpha status.
How big is Cetus in the night sky?
Cetus, The Whale Constellation. Cetus (Pronounciation:Seat-us, Abbrev:Cet, Latin:Ceti) is a constellation, one of 88 constellations that the night sky is divided into. The sky is not divided up equally between the constellations. Cetus takes up 1231.411 sq. degrees of the night sky which equates to 2.99% of the night sky.
How big is Messier 77 in Cetus constellation?
Messier 77 is a barred spiral galaxy in Cetus, approximately 47 million light years distant and 170,000 light years in diameter. It has an apparent magnitude of 9.6. It is one of the largest galaxies listed in Messier’s catalogue.