Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.03.2015 beginning time = 1251 min.(UT), 20:51 UT Xbegin = -9.726 nT time of max = 1287 min.(UT), 21:20 UT Xmax = 7.648 nT Y at Xmax = 8.328 nT endtime = 1352 min.(UT), 22:32 UT Xend = -7.632 nT amplitude = 17.374 nT base duration time =101 min. 2sigma = 7.994 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0