Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 12.05.2014 beginning time = 1197 min.(UT), 19:57 UT Xbegin = -6.318 nT time of max = 1259 min.(UT), 20:59 UT Xmax = 5.056 nT Y at Xmax = -2.520 nT endtime = 1279 min.(UT), 21:19 UT Xend = 0.108 nT amplitude = 11.374 nT base duration time = 82 min. 2sigma = 3.122 nT duration at 2sigma = 21 min. flagbegin = 4 flagend = 0 flagxcheck = 0