Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 18.11.2015 beginning time = 1351 min.(UT), 22:31 UT Xbegin = -5.522 nT time of max = 1380 min.(UT), 23: 1 UT Xmax = 11.958 nT Y at Xmax = 8.070 nT endtime = 1402 min.(UT), 23:22 UT Xend = -10.196 nT amplitude = 17.480 nT base duration time = 51 min. 2sigma = 10.392 nT duration at 2sigma = 9 min. flagbegin = 0 flagend = 0