Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 07.06.2021 beginning time = 1215 min.(UT), 20:15 UT Xbegin = -6.288 nT time of max = 1247 min.(UT), 20:47 UT Xmax = 8.504 nT Y at Xmax = 0.116 nT endtime = 1311 min.(UT), 21:51 UT Xend = -14.172 nT amplitude = 14.792 nT base duration time = 96 min. 2sigma = 7.866 nT duration at 2sigma = 6 min. flagbegin = 0 flagend = 4 flagxcheck = 0