Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 22.01.2012 beginning time = 1337 min.(UT), 22:17 UT Xbegin = -4.888 nT time of max = 1348 min.(UT), 22:28 UT Xmax = 8.526 nT Y at Xmax = -0.802 nT endtime = 1393 min.(UT), 23:13 UT Xend = -13.250 nT amplitude = 13.414 nT base duration time = 56 min. 2sigma = 11.756 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 0