Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 29.06.2010 beginning time = 1363 min.(UT), 22:43 UT Xbegin = -13.260 nT time of max = 1403 min.(UT), 23:23 UT Xmax = 16.772 nT Y at Xmax = -2.198 nT endtime = 1442 min.(UT), 24: 2 UT Xend = -13.338 nT amplitude = 30.032 nT base duration time = 79 min. 2sigma = 6.852 nT duration at 2sigma = 38 min. flagbegin = 0 flagend = 0 flagxcheck = 0