Table 1.

VMM chip SDT (common threshold for all channels) values set for test measurements with Cherenkov-tag prototype and corresponding acquisition time for both configurations, UP and DOWN.

SDT [a.u.]	${\mathit{t}}_{\mathbf{UP}}$ [$\mathbf{s}$]	${\mathit{t}}_{\mathbf{DOWN}}$ [$\mathbf{s}$]
290	586,911	141,961
280	59,084	96,248
270	97,529	94,768
260	87,791	96,634
255	149,435	139,809
254	97,123	67,795
253	184,055	324,834