Bootes, the Herdsman (Boo)
(boo-OH-teez)
The Northern constellation of Bootes, the Herdsman, is best viewed in Summer during the month of June. It's brightest star is Arcturus at magnitude -0.04. The boundary of the Bootes constellation contains 14 stars that host known exoplanets.
- Pronunciation:
- boo-OH-teez
- Meaning:
- Herdsman
- Genitive:
- Bootis
- Abbreviation:
- Boo
- Asterism:
- Kite
- Constellation Family:
- Ursa Major
- Hemisphere:
- Northern
- Quadrant:
- NQ3
- Best viewing month*:
- June
- Right Ascension (avg):
- 14h 41m
- Declination (avg):
- 32° 20'
- Meteor showers:
- Quadrantids
- Brightest star:
- Arcturus (-0.04)
- Stars with planets:
- 14
Brightest Stars in Bootes
The 10 brightest stars in the constellation Bootes by magnitude.
- Star
- Magnitude
- Spectral class
- Alpha Bootis (α Boo)
- -0.05
- K2IIIp
- Epsilon Bootis (ε Boo)
- 2.35
- A0
- Eta Bootis (η Boo)
- 2.68
- G0IV
- Epsilon Bootis (ε Boo)
- 2.7
- Gamma Bootis (γ Boo)
- 3.04
- A7IIIvar
- Delta Bootis (δ Boo)
- 3.46
- G8III
- Beta Bootis (β Boo)
- 3.49
- G8III
- Rho Bootis (ρ Boo)
- 3.57
- K3III
- Zeta Bootis (ζ Boo)
- 3.78
- A3IVn
- Theta Bootis (θ Boo)
- 4.04
- F7V
- Mu Bootis (Mu Boo)
- 4.31
- F0 V
Double Stars in Bootes
These are the brightest and easiest-to-find double, triple, and quadruple star systems in the constellation Bootes. Also see all star clusters.
- Star system
- Magnitudes
- Type
- Kappa Bootis
- 4.5, 6.6
- double
- Iota Bootis
- 4.8, 7.4
- double
- Pi Bootis
- 4.9, 5.8
- double
- Epsilon Bootis
- 2.6, 4.8
- double
- Xi Bootis
- 4.8, 7.0
- double
- Delta Bootis
- 3.6, 7.9
- double
- Mu Bootis
- 4.3, 7.1
- double
Star Clusters in Bootes
The most notable and easy-to-find star clusters in the constellation Bootes . Also see all star clusters.
Milky Way Satellites in Bootes
Dwarf satellite galaxies that orbit the Milky Way Galaxy located in the constellation Bootes. Also see all Milky Way satellite galaxies.
- Galaxy name
- Alt name
- Magnitude
- Bootes I
- 13.1
- Bootes II
- Bootes III
- Bootes IV
Exoplanets in Bootes
These are the most notable named exoplanet systems known in the constellation Bootes. Bear in mind that we will likely discover billions of exoplanets in the years to come. Also see all exoplanets.
* For southern latitudes, flip the season listed. For example, if a constellation is listed as best viewed in the summer in the month of July, in the southern hemisphere the constellation would be best viewed in the winter in January and would be upside-down.
** Circumpolar constellations are visible year-round in the hemisphere listed (and not at all in the opposite).