Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 04.02.2019 beginning time = 1338 min.(UT), 22:18 UT Xbegin = 1.248 nT time of max = 1357 min.(UT), 22:37 UT Xmax = 7.138 nT Y at Xmax = 2.230 nT endtime = 1435 min.(UT), 23:55 UT Xend = -7.579 nT amplitude = 5.890 nT base duration time = 97 min. 2sigma = 7.919 nT duration at 2sigma = 0 min. flagbegin = 0 flagend = 0 flagxcheck = 0