Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 16.03.2010 beginning time = 1346 min.(UT), 22:26 UT Xbegin = -8.708 nT time of max = 1367 min.(UT), 22:47 UT Xmax = 7.624 nT Y at Xmax = -0.578 nT endtime = 1401 min.(UT), 23:21 UT Xend = -3.332 nT amplitude = 16.332 nT base duration time = 55 min. 2sigma = 3.659 nT duration at 2sigma = 23 min. flagbegin = 0 flagend = 0 flagxcheck = 0