STACK 68: ddbar
reference orbit: psi' 8-97
dP/P: off
NOTE: runs which have not either energy or luminosity information 
      are not considered in the calculation.
BPMs: saturation kept in account 
                                                      
 [run]     [mean energy]     [sigma beam]     [integ.lumin.]
                MeV              Mev              nb-1    
__________________________________________________________________ 
 3235        3726.493          0.3154           189.82
 3239        3726.467          0.3064           198.68
 3240        3726.455          0.3025           199.28
 3241        3726.455          0.2932           196.67
 3242        3726.455          0.2932           195.23
__________________________________________________________________

 for this STACK: 1 nominal point(s)

[Nominal     [Weighted        [Weighted         [total
 energy]    mean energy]     sigma beam]     integ.lumin.]
   MeV          MeV              Mev              nb-1    

 3726         3726.465         0.3021           979.68