Parameters of the midlatitude positive bays (MPB)
 Calculated at Space Research and Technology Institute, Sofia, Bulgaria
 
 Station: PAG
 Date of observation: 21.01.2012
 
 beginning time = 1366 min.(UT), 22:46 UT
 Xbegin =         -2.562 nT
 time of max =    1396 min.(UT), 23:16 UT
 Xmax =            6.218 nT
 Y at Xmax =       2.050 nT
 endtime =        1420 min.(UT), 23:40 UT
 Xend =           -4.006 nT
 amplitude =       8.780 nT
 base duration time = 54 min.
 2sigma =          4.134 nT
 duration at 2sigma = 14 min.
 flagbegin = 0
 flagend =   0
 flagxcheck = 0