Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 19.02.2013 beginning time = 1246 min.(UT), 20:46 UT Xbegin = -2.628 nT time of max = 1276 min.(UT), 21:16 UT Xmax = 6.036 nT Y at Xmax = 1.452 nT endtime = 1329 min.(UT), 22: 9 UT Xend = -4.440 nT amplitude = 8.664 nT base duration time = 83 min. 2sigma = 3.446 nT duration at 2sigma = 24 min. flagbegin = 0 flagend = 0 flagxcheck = 0