Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
30-90 million years
|
| gptkbp:apparentMagnitude |
5.96
|
| gptkbp:catalogueNumber |
gptkb:HR_8799
gptkb:HIP_113963 gptkb:HD_218396 |
| gptkbp:declination |
+21° 08′ 03″
|
| gptkbp:diameter |
1.4 solar radii
|
| gptkbp:distanceFromEarth |
129 light years
|
| gptkbp:hasDebrisDisk |
yes
|
| gptkbp:hasExoplanet |
gptkb:HR_8799_b
gptkb:HR_8799_c gptkb:HR_8799_d gptkb:HR_8799_e |
| https://www.w3.org/2000/01/rdf-schema#label |
HIP 113963
|
| gptkbp:locatedIn |
constellation Pisces
|
| gptkbp:luminosity |
5 solar luminosities
|
| gptkbp:mass |
1.5 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.47
|
| gptkbp:otherName |
gptkb:HR_8799
|
| gptkbp:parallax |
25.38 mas
|
| gptkbp:rightAscension |
23h 07m 28.7s
|
| gptkbp:rotationPeriod |
38 km/s
|
| gptkbp:spectralType |
A5V
|
| gptkbp:bfsParent |
gptkb:Delta_Piscis_Austrini
gptkb:Alpha_Pegasi gptkb:Beta_Pegasi gptkb:Markab gptkb:Scheat gptkb:S_Aquarii |
| gptkbp:bfsLayer |
7
|