Simultaneous observation of water and class I methanol masers toward class II methanol maser sources

Hyunwoo Kang, Kee-Tae Kim, Do-Young Byun +2

We present a simultaneous single-dish survey of 22 GHz water maser and 44 GHz and 95 GHz class I methanol masers toward 77 6.7 GHz class II methanol maser sources, which were selec…