Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 07.01.2012 beginning time = 1326 min.(UT), 22: 6 UT Xbegin = -5.220 nT time of max = 1361 min.(UT), 22:41 UT Xmax = 6.052 nT Y at Xmax = 5.908 nT endtime = 1397 min.(UT), 23:17 UT Xend = -6.322 nT amplitude = 11.272 nT base duration time = 71 min. 2sigma = 3.578 nT duration at 2sigma = 29 min. flagbegin = 0 flagend = 0 flagxcheck = 0