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HD 21447 (or D Camelopardalis), is a star located in the constellation Camelopardalis. The star is also known as HR 1046. HD 21447 an A1V Dwarf star with an effective temperature of 9400 Kelvin. It has an apparent visual magnitude of +5.09, and an absolute visual magnitude of +1.25. It is located 190 light years from the Sun, and has a mass of 2.6 solar masses. HD 21447 is an irregular variable star. HD 21447 is located at Right Ascension 03h 30m 00.20s and Declination +55 deg 27 arcmin 07 arcsec. ==References== *http://www.alcyone.de/cgi-bin/search.pl?object=HR1046 *http://server3.wikisky.org/starview?object_type=1&object_id=1996 *http://simbad.u-strasbg.fr/simbad/sim-id?Ident=HR+1046&NbIdent=1&Radius=2&Radius.unit=arcmin&submit=submit+id 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「HD 21447」の詳細全文を読む スポンサード リンク
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