Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.11.2017 beginning time = 1274 min.(UT), 21:14 UT Xbegin = -2.546 nT time of max = 1320 min.(UT), 22: 0 UT Xmax = 4.898 nT Y at Xmax = -2.740 nT endtime = 1347 min.(UT), 22:27 UT Xend = -0.778 nT amplitude = 7.444 nT base duration time = 73 min. 2sigma = 2.876 nT duration at 2sigma = 17 min. flagbegin = 0 flagend = 0 flagxcheck = 0