Statements (33)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
spectroscopic binary star |
| gptkbp:apparentMagnitude |
4.04
|
| gptkbp:catalogueNumber |
gptkb:FK5_120
gptkb:HD_24912 ADS 2984 BD+35 642 GC 4782 HIP 18859 HR 1203 SAO 56656 WDS J03590+3547 |
| gptkbp:constellation |
gptkb:Perseus
|
| gptkbp:declination |
+35° 47′ 27″
|
| gptkbp:diameter |
about 14 solar radii
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1782
|
| gptkbp:distanceFromEarth |
approximately 1200 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Xi Persei
|
| gptkbp:isRunawayStar |
true
|
| gptkbp:luminosity |
about 330,000 times that of the Sun
|
| gptkbp:mass |
about 40 solar masses
|
| gptkbp:otherName |
gptkb:Menkib
|
| gptkbp:parallax |
2.71 mas
|
| gptkbp:properMotionRA |
+4.06 mas/yr
-2.21 mas/yr |
| gptkbp:radialVelocity |
-44 km/s
|
| gptkbp:rightAscension |
03h 58m 57.9s
|
| gptkbp:spectralType |
O7.5III(n)((f))
|
| gptkbp:temperature |
about 35,000 K
|
| gptkbp:variableStar |
gptkb:Beta_Cephei_variable
|
| gptkbp:bfsParent |
gptkb:NGC_1499
|
| gptkbp:bfsLayer |
7
|