Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 07.05.2017 beginning time = 1151 min.(UT), 19:11 UT Xbegin = -6.846 nT time of max = 1186 min.(UT), 19:46 UT Xmax = 12.720 nT Y at Xmax = 2.752 nT endtime = 1224 min.(UT), 20:24 UT Xend = -7.458 nT amplitude = 19.566 nT base duration time = 73 min. 2sigma = 5.513 nT duration at 2sigma = 31 min. flagbegin = 0 flagend = 0 flagxcheck = 0