Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.11.2010 beginning time = 1212 min.(UT), 20:12 UT Xbegin = -2.958 nT time of max = 1227 min.(UT), 20:27 UT Xmax = 5.504 nT Y at Xmax = -9.334 nT endtime = 1256 min.(UT), 20:56 UT Xend = -4.210 nT amplitude = 8.462 nT base duration time = 44 min. 2sigma = 3.377 nT duration at 2sigma = 9 min. flagbegin = 0 flagend = 0 flagxcheck = 0