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Baris 12: \| dec_a_m = 54 \| dec_a_s = 29.25 \| radec_a_footnote = <ref name=viziera>[http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/239/h_dm_com&recno=11965 HIP 57936, record for component 1], [[Hipparcos catalogue]]; [[Centre de Données astronomiques de Strasbourg\|CDS]] ID [http://vizier.u-strasbg.fr/viz-bin/Cat?I/239 I/239].</ref> \| ra_b_h = 11 \| ra_b_m = 52 Baris 19: \| dec_b_m = 54 \| dec_b_s = 28.73 \| radec_b_footnote = <ref name=vizierb>[http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/239/h_dm_com&recno=11966 HIP 57936, record for component 2], [[Hipparcos catalogue]]; [[Centre de Données astronomiques de Strasbourg\|CDS]] ID [http://vizier.u-strasbg.fr/viz-bin/Cat?I/239 I/239].</ref> \| appmag_v_system=4.276<small>(combined)</small><ref name=sb0>{{SIMBAD link\|alp+dor\|V* alf Dor -- Variable Star}}, database entry, [[SIMBAD]]. Accessed on line September 3, 2008.</ref> \| appmag_v_a=4.67<ref name=wds>Entry 11529-3354, [http://ad.usno.navy.mil/wds/wdsnewframe2.html The Washington Double Star Catalog] {{Webarchive\|url=https://web.archive.org/web/20080413014054/http://ad.usno.navy.mil/wds/wdsnewframe2.html \|date=2008-04-13 }}, [[United States Naval Observatory]]. Accessed on line September 23, 2008.</ref> \| appmag_v_b=5.47<ref name=wds /> \| class_a=B9IIIsp...<ref name=sb0 /> Baris 27: \| b-v_system = −0.10<ref name=bsc1 /> \| r-i_system = −0.08<ref name=bsc1 /> \| variable_a = [[Alpha² Canum Venaticorum variable\|ACV]]<ref name=wdsnotes>Notes, Entry 11529-3354, [http://ad.usno.navy.mil/wds/wdsnewnotes_main.txt The Washington Double Star Catalog] {{Webarchive\|url=https://web.archive.org/web/20080413021704/http://ad.usno.navy.mil/wds/wdsnewnotes_main.txt \|date=2008-04-13 }}, [[United States Naval Observatory]]. Accessed on line September 23, 2008.</ref> \| prop_mo_ra_a = −58.02 <ref name=viziera /> \| prop_mo_dec_a = 2.40<ref name=viziera /> \| prop_mo_ra_b = −52.70<ref name=vizierb /> Baris 34: \| parallax = 8.93 \| p_error = 0.88 \| parallax_footnote = <ref name=sb0 /> \| radial_v_a = −1 ± 5<ref name=sb0 /> \| absmag_v_system= −1.0<ref>Dari magnitudo semu dan paralaks.</ref> \| luminosity_bolometric_a=210<ref name=kaler>[http://www.astro.uiuc.edu/~kaler/sow/betahya.html Beta Hydrae] {{Webarchive\|url=https://web.archive.org/web/20080905231055/http://www.astro.uiuc.edu/%7ekaler/sow/betahya.html \|date=2008-09-05 }}, ''Stars'', Jim Kaler. Accessed on line September 23, 2008.</ref> \| radius_a=4.0 ± 0.6<ref name=aaa334_181/> \| mass_a=3.36 ± 0.15<ref name=aaa334_181/> Baris 46: \| simbad_system=bet+hya}} '''Beta Hydrae''' ('''Beta Hya''', '''β Hydrae''', '''β Hya''') adalah bintang ganda yang ada di [[rasi bintang]] [[Hydra]].<ref name=sb0 /> Secara umum, magnitudonya bervariasi sebesar 0.04 magnitudo dengan periode 2.344 hari, dan pada saat paling terang magnitudoya sekitar 4.27.<ref name=gcvs2>bet Hya, database entry, [http://www.sai.msu.su/groups/cluster/gcvs/gcvs/iii/iii.dat The combined table of GCVS Vols I-III and NL 67-78 with improved coordinates, General Catalogue of Variable Stars] {{Webarchive\|url=https://web.archive.org/web/20170620004609/http://www.sai.msu.su/groups/cluster/gcvs/gcvs/iii/iii.dat \|date=2017-06-20 }}, Sternberg Astronomical Institute, Moscow, Russia. Accessed on line September 23, 2008.</ref> Bintang yang paling terang adalah bintang raksasa [[Bintang Bp\|Bp]] yang diklasifikasikan sebagai ~~α~~α² Canum Venaticorum.<ref name=sb0 /><ref name=wdsnotes /> == Referensi == {{Reflist\|refs= Baris 54: }} {{Authority control}} [[Kategori:Astronomi]]