CLAS physics database search results Measurement E213M391 E1-6, 2025 R.W. Gothe, A. Trivedi 2001 theta(pi-) dsigma/d(−cos(theta_pim)) Stat. error Syst. error Total error deg mcb/rad mcb/rad mcb/rad mcb/rad 9 4.1638 0.2601 0.5917 0.6463 27 3.7362 0.1739 0.4318 0.4656 45 2.6737 0.1205 0.3268 0.3483 63 2.3458 0.1079 0.3146 0.3325 81 2.4066 0.0965 0.3492 0.3623 99 2.1109 0.0886 0.3413 0.3527 117 2.0385 0.0951 0.3401 0.3531 135 2.1849 0.1173 0.3554 0.3742 153 2.4397 0.1523 0.3842 0.4133 171 2.8359 0.2041 0.5659 0.6015