Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 27.09.2020 beginning time = 1295 min.(UT), 21:35 UT Xbegin = -12.680 nT time of max = 1313 min.(UT), 21:53 UT Xmax = 6.032 nT Y at Xmax = -6.770 nT endtime = 1336 min.(UT), 22:16 UT Xend = -0.906 nT amplitude = 18.712 nT base duration time = 41 min. 2sigma = 9.497 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0