Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 10.02.2013 beginning time = 1198 min.(UT), 19:58 UT Xbegin = -5.236 nT time of max = 1229 min.(UT), 20:29 UT Xmax = 8.184 nT Y at Xmax = 3.322 nT endtime = 1276 min.(UT), 21:16 UT Xend = -4.078 nT amplitude = 13.420 nT base duration time = 78 min. 2sigma = 2.897 nT duration at 2sigma = 31 min. flagbegin = 0 flagend = 0 flagxcheck = 0