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- 74_Aquarii abstract "74 Aquarii is a triple star system in the constellation Aquarius. The combined apparent visual magnitude is 5.8 and it is located at a distance of 700 light-years (210 parsecs) from Earth. It has the variable star designation HI Aquarii.The inner pair of stars form a double-lined spectroscopic binary, where the presence of both components is revealed from the Doppler shift of their spectral lines. They have an orbital period of 3.4298 days. A third component is orbiting the inner pair with an 18 year period at a typical angular separation of 0.078 arcseconds. In 2010, this component was at an angular separation of 0.069 arcseconds along a position angle of 285.9°. This is equivalent to a projected linear separation of 13.9 ± 2.4 AU.".
- 74_Aquarii wikiPageExternalLink AladinPreview?-c=22+53+28.7049-11+36+59.451&ident=V*+HI+Aqr&submit=Aladin+previewer.
- 74_Aquarii wikiPageID "2902756".
- 74_Aquarii wikiPageLength "4653".
- 74_Aquarii wikiPageOutDegree "28".
- 74_Aquarii wikiPageRevisionID "649589583".
- 74_Aquarii wikiPageWikiLink Alpha²_Canum_Venaticorum_variable.
- 74_Aquarii wikiPageWikiLink Angular_distance.
- 74_Aquarii wikiPageWikiLink Angular_separation.
- 74_Aquarii wikiPageWikiLink Apparent_magnitude.
- 74_Aquarii wikiPageWikiLink Apparent_visual_magnitude.
- 74_Aquarii wikiPageWikiLink Aquarius_(constellation).
- 74_Aquarii wikiPageWikiLink Arcsecond.
- 74_Aquarii wikiPageWikiLink Astronomical_unit.
- 74_Aquarii wikiPageWikiLink Binary_star.
- 74_Aquarii wikiPageWikiLink Bonner_Durchmusterung.
- 74_Aquarii wikiPageWikiLink Bright_Star_Catalogue.
- 74_Aquarii wikiPageWikiLink Category:Alpha2_Canum_Venaticorum_variables.
- 74_Aquarii wikiPageWikiLink Category:Aquarius_(constellation).
- 74_Aquarii wikiPageWikiLink Category:Flamsteed_objects.
- 74_Aquarii wikiPageWikiLink Category:Henry_Draper_Catalogue_objects.
- 74_Aquarii wikiPageWikiLink Category:Spectroscopic_binaries.
- 74_Aquarii wikiPageWikiLink Category:Triple_star_systems.
- 74_Aquarii wikiPageWikiLink Constellation.
- 74_Aquarii wikiPageWikiLink Doppler_effect.
- 74_Aquarii wikiPageWikiLink Doppler_shift.
- 74_Aquarii wikiPageWikiLink Durchmusterung.
- 74_Aquarii wikiPageWikiLink Henry_Draper_Catalogue.
- 74_Aquarii wikiPageWikiLink Hipparcos.
- 74_Aquarii wikiPageWikiLink Hipparcos_Catalogue.
- 74_Aquarii wikiPageWikiLink Minute_and_second_of_arc.
- 74_Aquarii wikiPageWikiLink Orbital_period.
- 74_Aquarii wikiPageWikiLink Position_angle.
- 74_Aquarii wikiPageWikiLink Smithsonian_Astrophysical_Observatory_Star_Catalog.
- 74_Aquarii wikiPageWikiLink Spectral_line.
- 74_Aquarii wikiPageWikiLink Spectroscopic_binary.
- 74_Aquarii wikiPageWikiLink Star_system.
- 74_Aquarii wikiPageWikiLink Triple_star.
- 74_Aquarii wikiPageWikiLink Variable_star.
- 74_Aquarii wikiPageWikiLinkText "74 Aqr".
- 74_Aquarii wikiPageWikiLinkText "74 Aquarii".
- 74_Aquarii appmagV "5.791".
- 74_Aquarii bV "–0.082".
- 74_Aquarii class "B8IV/V".
- 74_Aquarii constell Aquarius_(constellation).
- 74_Aquarii epoch "J2000".
- 74_Aquarii hasPhotoCollection 74_Aquarii.
- 74_Aquarii pError "0.84".
- 74_Aquarii parallax "4.96".
- 74_Aquarii propMoDec "+1.69".
- 74_Aquarii propMoRa "+20.81".
- 74_Aquarii rotationalVelocity "20".
- 74_Aquarii uB "–0.245".
- 74_Aquarii variable Alpha²_Canum_Venaticorum_variable.
- 74_Aquarii wikiPageUsesTemplate Template:Convert.
- 74_Aquarii wikiPageUsesTemplate Template:Reflist.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_astrometry.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_begin.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_catalog.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_character.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_detail.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_end.
- 74_Aquarii wikiPageUsesTemplate Template:Starbox_observe.
- 74_Aquarii wikiPageUsesTemplate Template:Stars_of_Aquarius.
- 74_Aquarii subject Category:Alpha2_Canum_Venaticorum_variables.
- 74_Aquarii subject Category:Aquarius_(constellation).
- 74_Aquarii subject Category:Flamsteed_objects.
- 74_Aquarii subject Category:Henry_Draper_Catalogue_objects.
- 74_Aquarii subject Category:Spectroscopic_binaries.
- 74_Aquarii subject Category:Triple_star_systems.
- 74_Aquarii hypernym System.
- 74_Aquarii type CelestialBody.
- 74_Aquarii type Place.
- 74_Aquarii type Star.
- 74_Aquarii type Catalogue.
- 74_Aquarii type Variable.
- 74_Aquarii type Location.
- 74_Aquarii type Place.
- 74_Aquarii type Thing.
- 74_Aquarii comment "74 Aquarii is a triple star system in the constellation Aquarius. The combined apparent visual magnitude is 5.8 and it is located at a distance of 700 light-years (210 parsecs) from Earth. It has the variable star designation HI Aquarii.The inner pair of stars form a double-lined spectroscopic binary, where the presence of both components is revealed from the Doppler shift of their spectral lines. They have an orbital period of 3.4298 days.".
- 74_Aquarii label "74 Aquarii".
- 74_Aquarii sameAs 74_Aquarii.
- 74_Aquarii sameAs ۷۴_دلو.
- 74_Aquarii sameAs 74_Aquarii.
- 74_Aquarii sameAs m.08bd8p.
- 74_Aquarii sameAs HD216494.
- 74_Aquarii sameAs Q2607737.
- 74_Aquarii sameAs Q2607737.
- 74_Aquarii sameAs 天鷹座74.
- 74_Aquarii wasDerivedFrom 74_Aquarii?oldid=649589583.
- 74_Aquarii isPrimaryTopicOf 74_Aquarii.
- 74_Aquarii name "74 Aquarii".