Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 25.12.2014 beginning time = 1215 min.(UT), 20:15 UT Xbegin = -12.396 nT time of max = 1243 min.(UT), 20:43 UT Xmax = 9.104 nT Y at Xmax = 7.438 nT endtime = 1309 min.(UT), 21:49 UT Xend = -4.422 nT amplitude = 21.500 nT base duration time = 94 min. 2sigma = 6.435 nT duration at 2sigma = 20 min. flagbegin = 0 flagend = 4 flagxcheck = 0