Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 09.02.2015 beginning time = 1261 min.(UT), 21: 1 UT Xbegin = -1.998 nT time of max = 1282 min.(UT), 21:22 UT Xmax = 6.800 nT Y at Xmax = 1.416 nT endtime = 1306 min.(UT), 21:46 UT Xend = -2.572 nT amplitude = 8.798 nT base duration time = 45 min. 2sigma = 3.881 nT duration at 2sigma = 16 min. flagbegin = 0 flagend = 0