CLAS physics database search results Measurement E213M329 E1-6, 2025 R.W. Gothe, A. Trivedi 2001 theta(pi+) dsigma/d(−cos(theta_pip)) Stat. error Syst. error Total error deg mcb/rad mcb/rad mcb/rad mcb/rad 9 4.1691 0.2125 0.4405 0.6244 27 3.7916 0.175 0.3958 0.5663 45 3.3897 0.2229 0.394 0.5564 63 3.2442 0.1338 0.363 0.3869 81 3.0216 0.1209 0.3482 0.3686 99 3.5711 0.1188 0.3881 0.5565 117 3.5441 0.1426 0.397 0.5583 135 2.707 0.1465 0.4057 0.5743 153 1.9316 0.1477 0.7039 1.3463 171 2.9123 0.0059 1.6917 2.4025