ugriBV phot. & spectra of type II-P SN2019mhm
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We present pre- and postexplosion observations of the Type II-P supernova (SN II-P) 2019mhm located in NGC 6753. Based on optical spectroscopy and photometry, we show that SN...
本研究呈现了位于NGC 6753星系内的II-P型超新星（Type II-P supernova）2019mhm的爆炸前后观测资料。基于光学光谱学（optical spectroscopy）与测光（photometry）分析，我们证实该超新星……
