Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.04.2014 beginning time = 1290 min.(UT), 21:30 UT Xbegin = -2.614 nT time of max = 1320 min.(UT), 22: 0 UT Xmax = 5.324 nT Y at Xmax = 0.052 nT endtime = 1383 min.(UT), 23: 3 UT Xend = -4.282 nT amplitude = 7.938 nT base duration time = 93 min. 2sigma = 3.778 nT duration at 2sigma = 25 min. flagbegin = 0 flagend = 0 flagxcheck = 0