(NEW) ATel 16528: Optical Spectrum of XRTJ155712+382032, a candidate counterpart of the gamma-ray source 4FGL J1557.2+3822 and the IceCube neutrino event IC-240307A... https://www.astronomerstelegram.org/?read=16528
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(NEW) ATel 16528: Optical Spectrum of XRTJ155712+382032, a candidate counterpart of the gamma-ray source 4FGL J1557.2+3822 and the IceCube neutrino event IC-240307A... https://www.astronomerstelegram.org/?read=16528