Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 12.01.2017 beginning time = 1287 min.(UT), 21:27 UT Xbegin = -5.138 nT time of max = 1327 min.(UT), 22: 7 UT Xmax = 5.622 nT Y at Xmax = 2.390 nT endtime = 1359 min.(UT), 22:39 UT Xend = -2.542 nT amplitude = 10.760 nT base duration time = 72 min. 2sigma = 3.103 nT duration at 2sigma = 18 min. flagbegin = 0 flagend = 0 flagxcheck = 0