Light curves of SN 2017egm | P200/DBSP spectrum of SN 2017egm on 2017-09-16 (+84.0d) | Shane/Kast spectrum of SN 2017egm on 2017-10-31 (+126.9d) |
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Shane/Kast spectrum of SN 2017egm on 2017-12-12 (+169.0d) | Shane/Kast spectrum of SN 2017egm on 2017-12-19 (+174.4d) | GTC/OSIRIS spectrum of SN 2017egm on 2018-03-18 (+261.2d) |