Hi Michael and Casper. I looked as promised into features of the fitting of d,dbar spectra to get an idea,feel for the syst errors. I did a number of different fits, ranges etc d y=0 fitrange dn/dy delta(dndy) T dT coverage (%) <pt> 0.7-2.5 0.09 0.0009 658 13 65% 1.67 1.2-3,2 0.0093 0.0009 561 56 55 1.54 1.2-2.6 0.0093 0.0008 612 112 52 1.54 (+-0.07) added 8% p-to-p error 1.5-3.2 0.0098 0.0012 533 68 50 Bolts 1.2-3.2 0.00911 0.009 1.61 d-bar y=0 fitrange dn/dy delta(dndy) T dT coverage (%) <pt> 1.2-3.2 0.0032 0.00039 870 195 1.88 1.4-3.2 0.0031 0.00041 816 210 d-bar (y=1) fitrange dn/dy delta(dndy) T dT coverage (%) <pt> 1.2-3.5 0.00290 0.00016 731 72 1.75 1.4-3.5 0.00291 0.00017 729 90 d(y=1) fitrange dn/dy delta(dndy) T dT coverage (%) <pt> 1.2-3.2 0.0065 0.0003 604 36 1.60 1.4-3.2 0.0074 0.0005 534 37 40 1.50 (+-0.05) regards Flemming Flemming Videbaek videbaek @ bnl.gov Brookhaven National Lab Physics Department Bldg 510D Upton, NY 11973 phone: 631-344-4106 cell : 631-681-1596 _______________________________________________ Brahms-dev-l mailing list Brahms-dev-l_at_lists.bnl.gov https://lists.bnl.gov/mailman/listinfo/brahms-dev-lReceived on Mon May 17 2010 - 18:56:07 EDT
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