Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 26.01.2011 beginning time = 1163 min.(UT), 19:23 UT Xbegin = -6.206 nT time of max = 1203 min.(UT), 20: 3 UT Xmax = 9.132 nT Y at Xmax = 3.168 nT endtime = 1251 min.(UT), 20:51 UT Xend = -5.032 nT amplitude = 15.338 nT base duration time = 88 min. 2sigma = 3.671 nT duration at 2sigma = 40 min. flagbegin = 0 flagend = 0 flagxcheck = 0