Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 23.11.2012 beginning time = 1310 min.(UT), 21:50 UT Xbegin = -14.252 nT time of max = 1319 min.(UT), 21:59 UT Xmax = 15.638 nT Y at Xmax = -18.144 nT endtime = 1386 min.(UT), 23: 6 UT Xend = -9.892 nT amplitude = 29.890 nT base duration time = 76 min. 2sigma = 5.661 nT duration at 2sigma = 11 min. flagbegin = 0 flagend = 4 flagxcheck = 0