Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.11.2013 beginning time = 1239 min.(UT), 20:39 UT Xbegin = -6.316 nT time of max = 1258 min.(UT), 20:58 UT Xmax = 14.402 nT Y at Xmax = -6.286 nT endtime = 1311 min.(UT), 21:51 UT Xend = -10.356 nT amplitude = 20.718 nT base duration time = 72 min. 2sigma = 5.681 nT duration at 2sigma = 39 min. flagbegin = 0 flagend = 0 flagxcheck = 0