Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.01.2012 beginning time = 1133 min.(UT), 18:53 UT Xbegin = -1.004 nT time of max = 1153 min.(UT), 19:13 UT Xmax = 5.106 nT Y at Xmax = 4.360 nT endtime = 1187 min.(UT), 19:47 UT Xend = -2.538 nT amplitude = 6.110 nT base duration time = 54 min. 2sigma = 2.672 nT duration at 2sigma = 17 min. flagbegin = 0 flagend = 0 flagxcheck = 0