Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 15.01.2013 beginning time = 1084 min.(UT), 18: 4 UT Xbegin = -3.522 nT time of max = 1120 min.(UT), 18:40 UT Xmax = 7.480 nT Y at Xmax = 2.240 nT endtime = 1157 min.(UT), 19:17 UT Xend = -4.118 nT amplitude = 11.002 nT base duration time = 73 min. 2sigma = 2.651 nT duration at 2sigma = 24 min. flagbegin = 0 flagend = 0 flagxcheck = 0