Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 01.02.2015 beginning time = 1240 min.(UT), 20:40 UT Xbegin = -13.334 nT time of max = 1265 min.(UT), 21: 4 UT Xmax = 23.130 nT Y at Xmax = 11.124 nT endtime = 1316 min.(UT), 21:56 UT Xend = -10.362 nT amplitude = 36.464 nT base duration time = 76 min. 2sigma = 9.165 nT duration at 2sigma = 21 min. flagbegin = 0 flagend = 0