CLAS physics database search results Measurement E163M23 E1-DVCS E06-003 Francois-Xavier Girod 2005 phi A Data errors deg dimensionless dimensionless 13.9965 0.167 0.0935 44.4166 0.0996 0.1106 72.8218 0.3402 0.1419 102.2406 0.4252 0.326 123.4133 0.5592 0.2449 154.783 1.3347 0.318 183.291 -1.3904 0.7347 227.3706 0.6054 0.5066 257.0698 -0.4834 0.1913 287.2194 -0.1345 0.1332 316.6555 -0.1859 0.1004 343.1228 -0.1352 0.0917