The article discusses the recent discovery of the supernova SN 2023ixf in the Whirlpool Galaxy (M101) by Japanese amateur astronomer Koiichi Itagaki. The article includes images of the supernova taken by a Chinese amateur astronomer from Guangzhou University, as well as information about the supernova's brightness and distance from Earth. The article also includes technical information such as calculations of the supernova's absolute magnitude and luminosity.
简介
5月19日晚,“超新星猎人”、日本业余天文学家板垣公一在距地球“仅”约 2100 万光年的 M101 风车星系上发现了超新星 SN 2023ixf。它的星等在5月22日快速达到了峰值(10.8),亮度超过太阳的 16.8 亿倍,随后开始缓慢变暗。
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