Statements (145)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:star
|
| gptkbp:age |
about 300 million years
|
| gptkbp:apparent_magnitude |
3.58
3.96 |
| gptkbp:atmosphere |
southern hemisphere
|
| gptkbp:average_temperature |
approximately 4,800 K
approximately 20,000 K about 10,000 K |
| gptkbp:coordinates |
l = 250.0°, b = -30.0°
|
| gptkbp:declination |
-25° 18' 36.0"
|
| gptkbp:discovered_by |
gptkb:unknown
|
| gptkbp:distance |
60 light years from the Sun
|
| gptkbp:distance_from_earth |
approximately 60 light years
|
| gptkbp:exhibition |
the Hipparcos catalog
the Washington Double Star Catalog the General Catalogue of Variable Stars |
| gptkbp:has_bayer_designation |
gptkb:Gamma_Corvi
|
| gptkbp:has_color |
gptkb:white
gptkb:orange 0.03 -0.18 |
| gptkbp:has_distance_to_sun |
60 light years
|
| gptkbp:has_luminosity |
about 50 times that of the Sun
about 40 times that of the Sun about 1,500 times that of the Sun |
| gptkbp:has_mechanic |
-0.020 arcseconds/year
+0.045 arcseconds/year |
| gptkbp:has_radius |
about 10 times that of the Sun
about 2.5 solar radii about 3.5 solar radii |
| gptkbp:has_spectral_type |
gptkb:A0_V
K1 III |
| gptkbp:has_title |
gptkb:Gienah
|
| https://www.w3.org/2000/01/rdf-schema#label |
Gamma Corvi
|
| gptkbp:included |
star charts
star catalogs constellation maps the celestial coordinate system the study of galactic structure |
| gptkbp:is_a |
gptkb:main-sequence_star
gptkb:astronomy gptkb:Giant gptkb:star binary star hot star blue giant star single star spectroscopic binary star naked-eye star variable star (historically considered) spectroscopic binary star (historically considered) |
| gptkbp:is_approximately |
60 light years away from Earth
|
| gptkbp:is_associated_with |
stellar clusters
various myths and legends stellar formation theories the Corvus constellation the Corvus constellation stars |
| gptkbp:is_atype_of |
A-type star
|
| gptkbp:is_in |
the southern celestial hemisphere
|
| gptkbp:is_known_for |
its rapid rotation
its distinct color |
| gptkbp:is_located_in |
constellation Corvus
|
| gptkbp:is_located_near |
60 light years from Earth
85 light years from Earth |
| gptkbp:is_notable_for |
its position in the sky
|
| gptkbp:is_noted_by |
amateur astronomers
|
| gptkbp:is_noted_for |
its brightness
star catalogs its historical significance in astronomy its brightness and color its brightness in the night sky its position in the sky star observation guides its spectral lines its brightness in the Corvus constellation its role in constellation mythology its visibility during certain seasons. its role in the Corvus constellation. |
| gptkbp:is_observed_in |
photometry
amateur astronomers telescopes astronomical events various astronomical studies stellar photometry stellar classification studies stellar motion studies |
| gptkbp:is_part_of |
gptkb:the_Milky_Way_galaxy
the solar system the celestial sphere the Hertzsprung-Russell diagram the Virgo Supercluster the HR diagram the cosmic distance ladder the study of stellar populations the celestial navigation system the celestial coordinate system the astronomical community the HR catalog the local stellar neighborhood the astronomical community's interest the galactic structure the Milky Way's disk multiple star catalogs constellation Corvus the Corvus constellation the Corvus constellation family |
| gptkbp:is_recognized_by |
its Bayer designation
|
| gptkbp:is_referenced_in |
gptkb:academic_journals
astronomical databases astronomical literature |
| gptkbp:is_related_to |
other stars in Corvus
|
| gptkbp:is_studied_for |
its chemical composition
its stellar evolution |
| gptkbp:is_studied_in |
astrophysics
stellar evolution research stellar dynamics |
| gptkbp:is_used_for |
stellar classification
|
| gptkbp:is_used_in |
stellar navigation
astrophotography educational purposes in astronomy navigation by astronomers stellar astrophysics research |
| gptkbp:is_visible_from |
gptkb:Earth
gptkb:true the naked eye the night sky |
| gptkbp:known_as |
gptkb:Gienah
|
| gptkbp:language |
Gienah, Al Gienah
|
| gptkbp:mass |
about 2.5 solar masses
about 2.5 times that of the Sun about 5.5 solar masses |
| gptkbp:measures |
gptkb:spectroscopy
|
| gptkbp:metallicity |
solar metallicity
|
| gptkbp:orbital_period |
not applicable
|
| gptkbp:parallax |
0.054 arcseconds
|
| gptkbp:previous_name |
Algorab
|
| gptkbp:right_ascension |
12h 54m 24.0s
|
| gptkbp:scientific_classification |
the spectral classification system
a variable star a main sequence star the classification of stars |
| gptkbp:surface |
4.0 cm/s²
|
| gptkbp:type_of |
spectral type B2 V
|
| gptkbp:bfsParent |
gptkb:Corvus
|
| gptkbp:bfsLayer |
5
|