Theta Draconis
Theta Draconis, a name Latinized from θ Draconis, is a binary star system in the northern circumpolar constellation of Draco. It is faintly visible to the naked eye at night with an apparent visual magnitude of 4.12. Parallax measurements place it at an estimated distance of 68.6 light-years (21.0 parsecs) from the Sun, and it is drifting closer with a radial velocity of −8 km/s. It has a relatively high proper motion, traversing the celestial sphere at the rate of 0.464″ per year. O. J. Eggen included this star as a member of the NGC 1901 supercluster based on its space motion.
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Theta Draconis
Theta Draconis, a name Latinized from θ Draconis, is a binary star system in the northern circumpolar constellation of Draco. It is faintly visible to the naked eye at night with an apparent visual magnitude of 4.12. Parallax measurements place it at an estimated distance of 68.6 light-years (21.0 parsecs) from the Sun, and it is drifting closer with a radial velocity of −8 km/s. It has a relatively high proper motion, traversing the celestial sphere at the rate of 0.464″ per year. O. J. Eggen included this star as a member of the NGC 1901 supercluster based on its space motion.
has abstract
Theta Draconis (Shǎngzǎi (上宰), ...... nce à classe espectral F8IV-V.
@pt
Theta Draconis (θ Dra / 13 Dra ...... e rotación sería de 3,07 días.
@es
Theta Draconis (θ Dra / θ Drac ...... ahaya (21,0 parsec) dari Bumi.
@in
Theta Draconis (θ Dra / θ Drac ...... ière (21 parsecs) de la Terre.
@fr
Theta Draconis, a name Latiniz ...... ective temperature of 6,105 K.
@en
Тета Дракона (θ Дракона, Theta ...... ерного галактического полюса).
@ru
上宰(天龍座θ)也称紫微左垣二,又名BD+58 1608,H ...... 16h 0m 0.8s,赤緯+58° 44.58′ 56″。
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absmag v
age gyr
appmag v
axis unitless
~
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class
F9 V or F8IV-V
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component
A
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B
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constell
epoch
J2000
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gravity
metal fe
+0.19
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p error
parallax
prop mo dec
prop mo ra
−319.51
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rotational velocity
u-b
+0.11
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Theta Draconis (Shǎngzǎi (上宰), ...... nce à classe espectral F8IV-V.
@pt
Theta Draconis (θ Dra / 13 Dra ...... rotación inferior a 4,5 días.
@es
Theta Draconis (θ Dra / θ Drac ...... ahaya (21,0 parsec) dari Bumi.
@in
Theta Draconis (θ Dra / θ Drac ...... ière (21 parsecs) de la Terre.
@fr
Theta Draconis, a name Latiniz ...... ter based on its space motion.
@en
Тета Дракона (θ Дракона, Theta ...... родском небе (англ. City sky).
@ru
上宰(天龍座θ)也称紫微左垣二,又名BD+58 1608,H ...... 16h 0m 0.8s,赤緯+58° 44.58′ 56″。
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label
Theta Draconis
@en
Theta Draconis
@es
Theta Draconis
@fr
Theta Draconis
@in
Theta Draconis
@pt
Theta Draconis
@sv
Тета Дракона
@ru
上宰
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name
θ Draconis
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