Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.08.2018 beginning time = 1308 min.(UT), 21:48 UT Xbegin = -15.872 nT time of max = 1377 min.(UT), 22:57 UT Xmax = 15.798 nT Y at Xmax = 2.282 nT endtime = 1421 min.(UT), 23:41 UT Xend = -7.610 nT amplitude = 31.670 nT base duration time =113 min. 2sigma = 10.505 nT duration at 2sigma = 30 min. flagbegin = 2 flagend = 0 flagxcheck = 0