Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 08.06.2007 beginning time = 1296 min.(UT), 21:36 UT Xbegin = -9.444 nT time of max = 1332 min.(UT), 22:12 UT Xmax = 7.360 nT Y at Xmax = 0.666 nT endtime = 1379 min.(UT), 22:59 UT Xend = -3.776 nT amplitude = 16.804 nT base duration time = 83 min. 2sigma = 4.726 nT duration at 2sigma = 22 min. flagbegin = 2 flagend = 0 flagxcheck = 0