Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 14.03.2008 beginning time = 1313 min.(UT), 21:53 UT Xbegin = -12.212 nT time of max = 1339 min.(UT), 22:19 UT Xmax = 13.156 nT Y at Xmax = -5.184 nT endtime = 1394 min.(UT), 23:14 UT Xend = -3.494 nT amplitude = 25.368 nT base duration time = 81 min. 2sigma = 8.268 nT duration at 2sigma = 18 min. flagbegin = 0 flagend = 0 flagxcheck = 0