Parameters of the midlatitude positive bays (MPB) Calculated at Space Research and Technology Institute, Sofia, Bulgaria Station: PAG Date of observation: 30.11.2013 beginning time = 1351 min.(UT), 22:31 UT Xbegin = -4.646 nT time of max = 1396 min.(UT), 23:16 UT Xmax = 8.536 nT Y at Xmax = 1.002 nT endtime = 1418 min.(UT), 23:38 UT Xend = -0.366 nT amplitude = 13.182 nT base duration time = 67 min. 2sigma = 5.681 nT duration at 2sigma = 10 min. flagbegin = 0 flagend = 0 flagxcheck = 0