Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 18.03.2018 beginning time = 1266 min.(UT), 21: 6 UT Xbegin = -30.954 nT time of max = 1296 min.(UT), 21:36 UT Xmax = 44.444 nT Y at Xmax = -20.164 nT endtime = 1344 min.(UT), 22:24 UT Xend = -27.220 nT amplitude = 75.398 nT base duration time = 78 min. 2sigma = 16.056 nT duration at 2sigma = 31 min. flagbegin = 0 flagend = 0 flagxcheck = 0