Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.10.2018 beginning time = 1198 min.(UT), 19:58 UT Xbegin = -5.616 nT time of max = 1227 min.(UT), 20:27 UT Xmax = 5.694 nT Y at Xmax = -5.150 nT endtime = 1255 min.(UT), 20:55 UT Xend = -4.526 nT amplitude = 11.310 nT base duration time = 57 min. 2sigma = 5.494 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 0 flagxcheck = 0