Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.12.2014 beginning time = 1133 min.(UT), 18:53 UT Xbegin = -6.504 nT time of max = 1169 min.(UT), 19:29 UT Xmax = 7.626 nT Y at Xmax = -11.350 nT endtime = 1223 min.(UT), 20:23 UT Xend = -3.744 nT amplitude = 14.130 nT base duration time = 90 min. 2sigma = 5.706 nT duration at 2sigma = 3 min. flagbegin = 0 flagend = 0 flagxcheck = 0