Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
4 million years
|
| gptkbp:alsoKnownAs |
gptkb:HD_163296
gptkb:HIP_87819 |
| gptkbp:apparentMagnitude |
6.86
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:SAO_Catalogue |
| gptkbp:constellation |
gptkb:Sagittarius
|
| gptkbp:declination |
-21° 57′ 22″
|
| gptkbp:diameter |
1.66 solar radii
|
| gptkbp:distanceFromEarth |
330 light years
|
| gptkbp:hasDebrisDisk |
true
|
| gptkbp:hasPotentialProtoplanets |
true
|
| https://www.w3.org/2000/01/rdf-schema#label |
SAO 204388
|
| gptkbp:luminosity |
16.3 solar luminosities
|
| gptkbp:mass |
2.3 solar masses
|
| gptkbp:metallicity |
-0.25 [Fe/H]
|
| gptkbp:parallax |
9.87 mas
|
| gptkbp:properMotionRA |
-34.64 mas/yr
-7.83 mas/yr |
| gptkbp:radialVelocity |
-9.3 km/s
|
| gptkbp:rightAscension |
17h 56m 21.3s
|
| gptkbp:spectralType |
A1Ve
|
| gptkbp:temperature |
9250 K
|
| gptkbp:variableType |
gptkb:Herbig_Ae/Be
|
| gptkbp:bfsParent |
gptkb:HJ_3825
|
| gptkbp:bfsLayer |
8
|