Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 12.10.2015 beginning time = 1252 min.(UT), 20:52 UT Xbegin = -11.954 nT time of max = 1316 min.(UT), 21:58 UT Xmax = 13.764 nT Y at Xmax = 7.098 nT endtime = 1341 min.(UT), 22:21 UT Xend = -7.956 nT amplitude = 25.718 nT base duration time = 89 min. 2sigma = 11.072 nT duration at 2sigma = 13 min. flagbegin = 0 flagend = 0