Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.02.2008 beginning time = 1202 min.(UT), 20: 2 UT Xbegin = -8.702 nT time of max = 1245 min.(UT), 20:45 UT Xmax = 9.546 nT Y at Xmax = -3.496 nT endtime = 1287 min.(UT), 21:27 UT Xend = -5.358 nT amplitude = 18.248 nT base duration time = 85 min. 2sigma = 5.617 nT duration at 2sigma = 22 min. flagbegin = 0 flagend = 0 flagxcheck = 0