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Monitored from SLAC, no response since Mar 31, 2022.
See https://en.wikipedia.org/wiki/Battle_of_Kharkiv_(2022)
Monitored from DESY
www.luguniv.edu.ua1 (Taras Shevchenko National University, Luhansk, latitude longitude 49.28157 38.90258)
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See https://en.wikipedia.org/wiki/Battle_of_Kharkiv_(2022)
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