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 = 1311 min.(UT), 21:51 UT Xbegin = -14.172 nT time of max = 1357 min.(UT), 22:37 UT Xmax = 11.886 nT Y at Xmax = 0.420 nT endtime = 1413 min.(UT), 23:33 UT Xend = -8.032 nT amplitude = 26.058 nT base duration time =102 min. 2sigma = 7.866 nT duration at 2sigma = 2 min. flagbegin = 0 flagend = 0 flagxcheck = 0