|
gptkbp:instanceOf
|
gptkb:star
astronomer
|
|
gptkbp:age
|
455 million years
|
|
gptkbp:apparentMagnitude
|
0.03
|
|
gptkbp:arabicName
|
النسر الواقع (an-nasr al-wāqi‘)
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Lyrae
|
|
gptkbp:brightestStar
|
gptkb:Lyra
|
|
gptkbp:catalogueNumber
|
gptkb:2MASS_J18365633+3847012
gptkb:ADS_11510
gptkb:GC_25466
gptkb:GJ_721
gptkb:LHS_3399
gptkb:SAO_067174
gptkb:PLX_4292
gptkb:BD+38_3238
gptkb:FK5_700
gptkb:Gliese_721
gptkb:HD_172167
gptkb:HIP_91262
gptkb:HR_7001
PPM 81557
Gaia DR2 2057059405782205696
TYC 3128-3224-1
WDS J18369+3847
|
|
gptkbp:constellation
|
gptkb:Lyra
|
|
gptkbp:declination
|
+38° 47′ 01.2802″
|
|
gptkbp:diameter
|
2.362 solar radii
|
|
gptkbp:distanceFromEarth
|
25.04 light years
|
|
gptkbp:FlamsteedDesignation
|
gptkb:3_Lyrae
|
|
gptkbp:hasChineseName
|
織女一 (Zhī Nǚ yī)
|
|
gptkbp:hasCompanion
|
no known stellar companion
|
|
gptkbp:hasDebrisDisk
|
yes
|
|
gptkbp:hasExoplanet
|
no confirmed exoplanets
|
|
gptkbp:hasInfraredExcess
|
yes
|
|
gptkbp:hasTraditionalName
|
gptkb:Vega
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
α Lyrae
|
|
gptkbp:isPoleStar
|
was North Pole star around 12,000 BC
|
|
gptkbp:isReferenceStarFor
|
photometric system
|
|
gptkbp:isStandardStarFor
|
spectral type A0V
|
|
gptkbp:isVisibleFromEarth
|
yes
|
|
gptkbp:JapaneseName
|
織女星 (Orihimeboshi)
|
|
gptkbp:luminosity
|
40.12 times solar luminosity
|
|
gptkbp:mass
|
2.1 solar masses
|
|
gptkbp:metallicity
|
−0.5 [Fe/H]
|
|
gptkbp:name
|
gptkb:Vega
|
|
gptkbp:observedBy
|
gptkb:Gaia
gptkb:Keck_Observatory
gptkb:Hipparcos
gptkb:Very_Large_Telescope
gptkb:Spitzer_Space_Telescope
gptkb:Chandra_X-ray_Observatory
gptkb:Hubble_Space_Telescope
gptkb:ALMA
|
|
gptkbp:parallax
|
130.23 mas
|
|
gptkbp:partOf
|
gptkb:Summer_Triangle
|
|
gptkbp:properMotionRA
|
286.23 mas/yr
200.94 mas/yr
|
|
gptkbp:rankByBrightness
|
5th brightest star in the night sky
|
|
gptkbp:rightAscension
|
18h 36m 56.33635s
|
|
gptkbp:rotationPeriod
|
274 km/s
|
|
gptkbp:spectralType
|
A0V
|
|
gptkbp:temperature
|
9602 K
|
|
gptkbp:variableType
|
gptkb:Delta_Scuti_variable
|
|
gptkbp:英文名
|
Λύρα Άλφα (Lyra Alpha)
|
|
gptkbp:bfsParent
|
gptkb:牵牛星
gptkb:织女星
|
|
gptkbp:bfsLayer
|
6
|