Table of Contents
- 1 How old is the star Beta Cancri?
- 2 What is the mass of beta Cancri?
- 3 What type of star is Delta Cancri?
- 4 What type of star is Acubens?
- 5 Is Delta Cancri A main sequence star?
- 6 How far away is Asellus Borealis?
- 7 How big is Altarf compared to the Sun?
- 8 Which is the brightest star in the constellation Al Tarf?
How old is the star Beta Cancri?
Based on parallax measurements obtained during the Hipparcos mission, it is approximately 290 light-years distant from the Sun. An exoplanet, designated Beta Cancri b, is believed to be orbiting the star….Beta Cancri.
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Database references | |
| SIMBAD | data |
What is the mass of beta Cancri?
7.8 Jupiters
Beta Cancri b is a gas giant exoplanet that orbits a K-type star. Its mass is 7.8 Jupiters, it takes 1.7 years to complete one orbit of its star, and is 1.7 AU from its star.
What is the color of Al Tarf?
orange
Al Tarf is a mid-temperature (4040 Kelvin) orange giant of class K.
How far is Acubens from Earth?
172.9 light years
Alpha Cancri/Distance to Earth
What type of star is Delta Cancri?
K0 III
Delta Cancri/Spectral type
Asellus Australis is a giant star of spectral type K0 III. It has an apparent magnitude of +3.94, and an absolute magnitude of +0.843. This star is 52 times brighter than our Sun.
What type of star is Acubens?
A5m
Acubens belongs to the spectral class A5m and has a luminosity 23 times that of the Sun. The star lies close to the ecliptic and can be occulted by the Moon and, rarely, by planets.
What color is the star Acubens?
Acubens is a main star in the constellation Cancer and makes up the constellation outline. Based on the spectral type (A5m) of the star, the star’s colour is blue – white .
How did Acubens get its name?
The traditional name Acubens (Açubens) is derived from the Arabic الزبانى al zubanāh, “the claws” A second name, Sertan /ˈsɜːrtæn/, derives from the Arabic al-saraṭān ‘the crab’. The International Astronomical Union Working Group on Star Names (WGSN) choose ‘Acubens’ as the proper name for this star.
Is Delta Cancri A main sequence star?
Asellus Australis is a main star in the constellation Cancer and makes up the constellation outline. Based on the spectral type (K0III) of the star, the star’s colour is orange to red . Asellus Australis is a Binary or Multiple star system.
How far away is Asellus Borealis?
181.3 light years
Gamma Cancri/Distance to Earth
Gamma Cancri, or γ Cancri, is a star in the northern constellation of Cancer. It is formally named Asellus Borealis /əˈsɛləs bɒriˈælɪs/, the traditional name of the system. Based on parallax measurements, it is located at a distance of approximately 181 light years from the Sun.
What type of star is Iota Cancri?
The brighter star, ι Cancri A, is a yellow G-type giant with an apparent magnitude of +4.02. It is a mild barium star, thought to be formed by mass transfer of enriched material from an asymptotic giant branch star onto a less evolved companion.
What is the apparent magnitude of the star Altarf?
Altarf has an apparent magnitude of 3.53, this is a measure of the brightness of the star as seen from Earth. Apparent Magnitude is also known as Visual Magnitude. If you used the 1997 Parallax value, you would get an absolute magnitude of -1.22 If you used the 2007 Parallax value, you would get an absolute magnitude of -1.31.
How big is Altarf compared to the Sun?
The number of A.U. is the number of times that the star is from the Earth compared to the Sun. The star’s Galacto-Centric Distance is 7,471.00 Parsecs or 24,367.66 Light Years. The Galacto-Centric Distance is the distance from the star to the Centre of the Galaxy which is Sagittarius A*.
Which is the brightest star in the constellation Al Tarf?
Its brightest star, Al Tarf, is fourth magnitude, though in its favor (at 3.59) it is just over the line from third. Though the luminary of the constellation, it still received the Beta designation from Bayer.
Where is the location of the star Altarf?
For Altarf, the location is 08h 16m 30.95 and +09° 11` 08.4 . All stars like planets orbit round a central spot, in the case of planets, its the central star such as the Sun. In the case of a star, its the galactic centre. The constellations that we see today will be different than they were 50,000 years ago or 50,000 years from now.