Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.09.2018 beginning time = 1348 min.(UT), 22:28 UT Xbegin = -6.594 nT time of max = 1369 min.(UT), 22:49 UT Xmax = 11.602 nT Y at Xmax = 8.542 nT endtime = 1395 min.(UT), 23:15 UT Xend = -4.146 nT amplitude = 18.196 nT base duration time = 47 min. 2sigma = 5.365 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0 flagxcheck = 0