Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 26.09.2016 beginning time = 1085 min.(UT), 18: 5 UT Xbegin = -11.178 nT time of max = 1145 min.(UT), 19: 5 UT Xmax = 10.444 nT Y at Xmax = -0.508 nT endtime = 1234 min.(UT), 20:34 UT Xend = -15.234 nT amplitude = 21.622 nT base duration time =149 min. 2sigma = 11.873 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 4 flagxcheck = 0