Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 05.04.2017 beginning time = 1343 min.(UT), 22:23 UT Xbegin = -6.708 nT time of max = 1358 min.(UT), 22:38 UT Xmax = 16.614 nT Y at Xmax = -6.198 nT endtime = 1402 min.(UT), 23:22 UT Xend = -7.890 nT amplitude = 23.322 nT base duration time = 59 min. 2sigma = 6.570 nT duration at 2sigma = 33 min. flagbegin = 0 flagend = 0 flagxcheck = 0