编辑“︁HD 40307”︁（章节）

==觀測歷史與名稱==
'''HD 40307'''這個名稱是來自[[HD星表]]。該星表是基於1911到1915年[[安妮·坎农]]和其合作者分析的恆星光譜分類資料，並於1918和1924年出版<ref>pp. 214–215 in The Henry Draper Memorial, Annie J. Cannon, ''Journal of the Royal Astronomical Society of Canada'' '''9''', #5 (May–June 1915), pp. 203–215, {{bibcode|1915JRASC...9..203C}}.</ref><ref>The Henry Draper Catalogue, Annie J. Cannon and Edward C. Pickering, ''Annals of Harvard College Observatory'';<br />hours 0 to 3, '''91''' (1918), {{bibcode|1918AnHar..91....1C}};<br />hours 4 to 6, '''92''' (1918), {{bibcode|1918AnHar..92....1C}};<br />hours 7 to 8, '''93''' (1919), {{bibcode|1919AnHar..93....1C}};<br />hours 9 to 11, '''94''' (1919), {{bibcode|1919AnHar..94....1C}};<br />hours 12 to 14, '''95''' (1920), {{bibcode|1920AnHar..95....1C}};<br />hours 15 to 16, '''96''' (1921), {{bibcode|1921AnHar..96....1C}};<br />hours 17 to 18, '''97''' (1922), {{bibcode|1922AnHar..97....1C}};<br />hours 19 to 20, '''98''' (1923), {{bibcode|1923AnHar..98....1C}};<br />hours 21 to 23, '''99''' (1924), {{bibcode|1924AnHar..99....1C}}.</ref>。它不像[[天狼星]]等恆星有固有名稱。