Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.10.2008 beginning time = 1278 min.(UT), 21:18 UT Xbegin = -14.794 nT time of max = 1311 min.(UT), 21:51 UT Xmax = 13.934 nT Y at Xmax = -5.102 nT endtime = 1362 min.(UT), 22:42 UT Xend = -7.144 nT amplitude = 28.728 nT base duration time = 84 min. 2sigma = 8.528 nT duration at 2sigma = 21 min. flagbegin = 0 flagend = 0 flagxcheck = 0