Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.10.2008 beginning time = 1189 min.(UT), 19:49 UT Xbegin = -7.916 nT time of max = 1213 min.(UT), 20:13 UT Xmax = 11.094 nT Y at Xmax = -2.298 nT endtime = 1246 min.(UT), 20:46 UT Xend = -7.332 nT amplitude = 19.010 nT base duration time = 57 min. 2sigma = 7.260 nT duration at 2sigma = 23 min. flagbegin = 0 flagend = 0 flagxcheck = 0