Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.06.2013 beginning time = 1098 min.(UT), 18:18 UT Xbegin = -4.290 nT time of max = 1151 min.(UT), 19:11 UT Xmax = 6.710 nT Y at Xmax = 0.852 nT endtime = 1194 min.(UT), 19:54 UT Xend = -3.540 nT amplitude = 11.000 nT base duration time = 96 min. 2sigma = 5.028 nT duration at 2sigma = 12 min. flagbegin = 0 flagend = 0 flagxcheck = 0