Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/IK_Pegasi> ?p ?o }
- IK_Pegasi abstract "IK Pegasi (or HR 8210) is a binary star system in the constellation Pegasus. It is just luminous enough to be seen with the unaided eye, at a distance of about 150 light years from the Solar System.The primary (IK Pegasi A) is an A-type main-sequence star that displays minor pulsations in luminosity. It is categorized as a Delta Scuti variable star and it has a periodic cycle of luminosity variation that repeats itself about 22.9 times per day. Its companion (IK Pegasi B) is a massive white dwarf—a star that has evolved past the main sequence and is no longer generating energy through nuclear fusion. They orbit each other every 21.7 days with an average separation of about 31 million kilometres, or 19 million miles, or 0.21 astronomical units (AU). This is smaller than the orbit of Mercury around the Sun.IK Pegasi B is the nearest known supernova progenitor candidate. When the primary begins to evolve into a red giant, it is expected to grow to a radius where the white dwarf can accrete matter from the expanded gaseous envelope. When the white dwarf approaches the Chandrasekhar limit of 1.4 solar masses (M☉), it may explode as a Type Ia supernova.".
- IK_Pegasi thumbnail Location_of_IK_Pegasi.png?width=300.
- IK_Pegasi wikiPageExternalLink supernovae2.htm.
- IK_Pegasi wikiPageExternalLink 2.%20The%20main%20star%20-%20IK%20Peg%20A.
- IK_Pegasi wikiPageExternalLink snrisks.txt.
- IK_Pegasi wikiPageID "9009961".
- IK_Pegasi wikiPageLength "45002".
- IK_Pegasi wikiPageOutDegree "134".
- IK_Pegasi wikiPageRevisionID "705177506".
- IK_Pegasi wikiPageWikiLink A-type_main-sequence_star.
- IK_Pegasi wikiPageWikiLink Absorbance.
- IK_Pegasi wikiPageWikiLink Accretion_(astrophysics).
- IK_Pegasi wikiPageWikiLink Accretion_disk.
- IK_Pegasi wikiPageWikiLink Altair.
- IK_Pegasi wikiPageWikiLink Apparent_magnitude.
- IK_Pegasi wikiPageWikiLink Astronomical_unit.
- IK_Pegasi wikiPageWikiLink Asymptotic_giant_branch.
- IK_Pegasi wikiPageWikiLink Atmosphere.
- IK_Pegasi wikiPageWikiLink Atomic_mass.
- IK_Pegasi wikiPageWikiLink Atomic_number.
- IK_Pegasi wikiPageWikiLink Balmer_series.
- IK_Pegasi wikiPageWikiLink Binary_star.
- IK_Pegasi wikiPageWikiLink Bright_Star_Catalogue.
- IK_Pegasi wikiPageWikiLink Calcium.
- IK_Pegasi wikiPageWikiLink Carbon-burning_process.
- IK_Pegasi wikiPageWikiLink Cataclysmic_variable_star.
- IK_Pegasi wikiPageWikiLink Category:A-type_main-sequence_stars.
- IK_Pegasi wikiPageWikiLink Category:Astronomical_objects_discovered_in_1862.
- IK_Pegasi wikiPageWikiLink Category:HR_objects.
- IK_Pegasi wikiPageWikiLink Category:Henry_Draper_Catalogue_objects.
- IK_Pegasi wikiPageWikiLink Category:Objects_named_with_variable_star_designations.
- IK_Pegasi wikiPageWikiLink Category:Pegasus_(constellation).
- IK_Pegasi wikiPageWikiLink Category:Spectroscopic_binaries.
- IK_Pegasi wikiPageWikiLink Category:Supernovae.
- IK_Pegasi wikiPageWikiLink Category:White_dwarfs.
- IK_Pegasi wikiPageWikiLink Centimetre–gram–second_system_of_units.
- IK_Pegasi wikiPageWikiLink Chandrasekhar_limit.
- IK_Pegasi wikiPageWikiLink Chemical_element.
- IK_Pegasi wikiPageWikiLink Color_index.
- IK_Pegasi wikiPageWikiLink Constellation.
- IK_Pegasi wikiPageWikiLink Delta_Scuti.
- IK_Pegasi wikiPageWikiLink Delta_Scuti_variable.
- IK_Pegasi wikiPageWikiLink Density.
- IK_Pegasi wikiPageWikiLink Doppler_effect.
- IK_Pegasi wikiPageWikiLink Durchmusterung.
- IK_Pegasi wikiPageWikiLink Earth.
- IK_Pegasi wikiPageWikiLink Eclipse.
- IK_Pegasi wikiPageWikiLink Edward_Charles_Pickering.
- IK_Pegasi wikiPageWikiLink Electron.
- IK_Pegasi wikiPageWikiLink Electron_degeneracy_pressure.
- IK_Pegasi wikiPageWikiLink Extreme_Ultraviolet_Explorer.
- IK_Pegasi wikiPageWikiLink File:NGC7293_(2004).jpg.
- IK_Pegasi wikiPageWikiLink Friedrich_Wilhelm_Argelander.
- IK_Pegasi wikiPageWikiLink Gravity.
- IK_Pegasi wikiPageWikiLink Henry_Draper_Catalogue.
- IK_Pegasi wikiPageWikiLink Hertzsprung–Russell_diagram.
- IK_Pegasi wikiPageWikiLink Hipparcos.
- IK_Pegasi wikiPageWikiLink Horizontal_branch.
- IK_Pegasi wikiPageWikiLink Hubble_Space_Telescope.
- IK_Pegasi wikiPageWikiLink Instability_strip.
- IK_Pegasi wikiPageWikiLink Interstellar_medium.
- IK_Pegasi wikiPageWikiLink Ionization.
- IK_Pegasi wikiPageWikiLink Kappa_mechanism.
- IK_Pegasi wikiPageWikiLink Light-year.
- IK_Pegasi wikiPageWikiLink Logarithm.
- IK_Pegasi wikiPageWikiLink Luminosity.
- IK_Pegasi wikiPageWikiLink Magnesium.
- IK_Pegasi wikiPageWikiLink Main_sequence.
- IK_Pegasi wikiPageWikiLink Mercury_(planet).
- IK_Pegasi wikiPageWikiLink Metallicity.
- IK_Pegasi wikiPageWikiLink Milky_Way.
- IK_Pegasi wikiPageWikiLink Mira.
- IK_Pegasi wikiPageWikiLink Nanometre.
- IK_Pegasi wikiPageWikiLink Near-Earth_supernova.
- IK_Pegasi wikiPageWikiLink Neon.
- IK_Pegasi wikiPageWikiLink Neutron_star.
- IK_Pegasi wikiPageWikiLink Nova.
- IK_Pegasi wikiPageWikiLink Nuclear_fusion.
- IK_Pegasi wikiPageWikiLink Orbital_eccentricity.
- IK_Pegasi wikiPageWikiLink Orbital_inclination.
- IK_Pegasi wikiPageWikiLink Orbital_plane_(astronomy).
- IK_Pegasi wikiPageWikiLink Oxygen.
- IK_Pegasi wikiPageWikiLink Parallax.
- IK_Pegasi wikiPageWikiLink Pegasus_(constellation).
- IK_Pegasi wikiPageWikiLink Planetary_nebula.
- IK_Pegasi wikiPageWikiLink Proper_motion.
- IK_Pegasi wikiPageWikiLink Quantum_mechanics.
- IK_Pegasi wikiPageWikiLink RS_Ophiuchi.
- IK_Pegasi wikiPageWikiLink Radial_velocity.
- IK_Pegasi wikiPageWikiLink Red_giant.
- IK_Pegasi wikiPageWikiLink Redshift.
- IK_Pegasi wikiPageWikiLink Roche_lobe.
- IK_Pegasi wikiPageWikiLink Sirius.
- IK_Pegasi wikiPageWikiLink Smithsonian_Astrophysical_Observatory.
- IK_Pegasi wikiPageWikiLink Solar_System.
- IK_Pegasi wikiPageWikiLink Solar_mass.
- IK_Pegasi wikiPageWikiLink Solar_radius.
- IK_Pegasi wikiPageWikiLink Space_observatory.
- IK_Pegasi wikiPageWikiLink Spectral_line.
- IK_Pegasi wikiPageWikiLink Spectrograph.