Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
1.98
|
| gptkbp:BayerDesignation |
gptkb:Alpha_Hydrae
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:colorIndexB-V |
+1.44
+1.68 |
| gptkbp:constellation |
gptkb:Hydra
|
| gptkbp:declination |
-08° 39′ 31.9″
|
| gptkbp:diameter |
50 solar radii
|
| gptkbp:distanceFromEarth |
177 light years
|
| gptkbp:luminosity |
400 solar luminosities
|
| gptkbp:mass |
3 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.13
|
| gptkbp:otherName |
gptkb:Alphard
|
| gptkbp:parallax |
18.01 mas
|
| gptkbp:properMotionRA |
+36.53 mas/yr
-18.99 mas/yr |
| gptkbp:radialVelocity |
+96.6 km/s
|
| gptkbp:rightAscension |
09h 27m 35.24s
|
| gptkbp:spectralType |
K3II-III
|
| gptkbp:temperature |
4,120 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:WDS_J07346+3153
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
HD 60178
|