Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
stellar classification
|
| gptkbp:age |
8 million years
|
| gptkbp:apparentMagnitude |
9.1
|
| gptkbp:declination |
+28° 26′ 35″
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1852
|
| gptkbp:distanceFromEarth |
450 light years
|
| gptkbp:hasDebrisDisk |
yes
|
| gptkbp:hasInfraredExcess |
yes
|
| https://www.w3.org/2000/01/rdf-schema#label |
RY Tau
|
| gptkbp:isPreMainSequence |
yes
|
| gptkbp:locatedIn |
constellation Taurus
|
| gptkbp:luminosity |
10 solar luminosities
|
| gptkbp:mass |
2 solar masses
|
| gptkbp:otherDesignation |
gptkb:HD_283571
SAO 76411 2MASS J04215740+2826355 BD+28 654 HIP 20777 |
| gptkbp:parallax |
7.23 mas
|
| gptkbp:properMotionRA |
-21.17 mas/yr
+12.13 mas/yr |
| gptkbp:radialVelocity |
+18.0 km/s
|
| gptkbp:rightAscension |
04h 21m 57.4s
|
| gptkbp:spectralType |
gptkb:G1
|
| gptkbp:temperature |
5945 K
|
| gptkbp:variableType |
T Tauri variable
|
| gptkbp:bfsParent |
gptkb:RY_Tauri
|
| gptkbp:bfsLayer |
6
|