Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 18.01.2008 beginning time = 1112 min.(UT), 18:32 UT Xbegin = -7.252 nT time of max = 1126 min.(UT), 18:46 UT Xmax = 5.018 nT Y at Xmax = 7.400 nT endtime = 1168 min.(UT), 19:28 UT Xend = -4.594 nT amplitude = 12.270 nT base duration time = 56 min. 2sigma = 4.172 nT duration at 2sigma = 7 min. flagbegin = 0 flagend = 0 flagxcheck = 0