Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.05.2016 beginning time = 1374 min.(UT), 22:54 UT Xbegin = -15.944 nT time of max = 1411 min.(UT), 23:31 UT Xmax = 12.296 nT Y at Xmax = 0.818 nT endtime = 1454 min.(UT), 24:14 UT Xend = -8.992 nT amplitude = 28.240 nT base duration time = 80 min. 2sigma = 11.636 nT duration at 2sigma = 7 min. flagbegin = 0 flagend = 0 flagxcheck = 0