Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.11.2017 beginning time = 1251 min.(UT), 20:51 UT Xbegin = -0.804 nT time of max = 1265 min.(UT), 21: 5 UT Xmax = 5.036 nT Y at Xmax = -3.612 nT endtime = 1301 min.(UT), 21:41 UT Xend = -4.602 nT amplitude = 5.840 nT base duration time = 50 min. 2sigma = 4.301 nT duration at 2sigma = 11 min. flagbegin = 0 flagend = 0 flagxcheck = 0