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- X_Persei abstract "X Persei is a binary star system located in the constellation Perseus.X Persei A is either an O-type giant or a B-type main sequence star, which is orbited by a Neutron Star (X Persei B). With an apparent magnitude of 6.72, it is too dim to seen even on the best nights. The system is an X-ray source and the primary star appears to be suffering from substantial mass loss.".
- X_Persei wikiPageID "32052612".
- X_Persei wikiPageRevisionID "585384116".
- X_Persei absmagV "−2.80".
- X_Persei age "<10,000,000".
- X_Persei appmagV "6.79".
- X_Persei axis "2.0".
- X_Persei class "O9.5IIIe-B0Ve".
- X_Persei constell Perseus_(constellation).
- X_Persei dec "+31°02′45.1″".
- X_Persei distLy "2694".
- X_Persei epoch Epoch_(astronomy).
- X_Persei hasPhotoCollection X_Persei.
- X_Persei luminosity "24000".
- X_Persei mass "15".
- X_Persei name "X Persei B".
- X_Persei period "0.685".
- X_Persei ra "23.08".
- X_Persei radius "6".
- X_Persei temperature "29500".
- X_Persei subject Category:B-type_main-sequence_stars.
- X_Persei subject Category:Binary_stars.
- X_Persei subject Category:Neutron_stars.
- X_Persei subject Category:O-type_giants.
- X_Persei subject Category:Objects_named_with_variable_star_designations.
- X_Persei subject Category:Perseus_(constellation).
- X_Persei subject Category:X-ray_binaries.
- X_Persei type BinaryStar109221070.
- X_Persei type BinaryStars.
- X_Persei type CelestialBody109239740.
- X_Persei type NaturalObject100019128.
- X_Persei type Object100002684.
- X_Persei type PhysicalEntity100001930.
- X_Persei type Star109444100.
- X_Persei type Whole100003553.
- X_Persei type CelestialBody.
- X_Persei type Star.
- X_Persei type PhysicalBody.
- X_Persei comment "X Persei is a binary star system located in the constellation Perseus.X Persei A is either an O-type giant or a B-type main sequence star, which is orbited by a Neutron Star (X Persei B). With an apparent magnitude of 6.72, it is too dim to seen even on the best nights. The system is an X-ray source and the primary star appears to be suffering from substantial mass loss.".
- X_Persei label "X Persei".
- X_Persei label "X Persei".
- X_Persei label "英仙座X".
- X_Persei sameAs X_Persei.
- X_Persei sameAs m.0gx276x.
- X_Persei sameAs Q4597650.
- X_Persei sameAs Q4597650.
- X_Persei sameAs X_Persei.
- X_Persei wasDerivedFrom X_Persei?oldid=585384116.
- X_Persei isPrimaryTopicOf X_Persei.
- X_Persei name "X Persei A".