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Measurement E151M2074

Experiment: EG4
Year: 2016

Experiment comment:

Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.2198
Q2: 0.1715 GeV2
W: 1505.0 GeV
Ebeam: 2.2596 GeV
ε: 0.8813

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 0.045 1.6798 0.0303
0.35 294.0 0.8354 1.3549 0.0824
0.55 102.0 1.4391 1.6907 0.1356
0.55 114.0 0.812 1.83 0.0804
0.65 102.0 -0.6758 1.6916 0.069
0.65 114.0 1.1541 1.6732 0.1102
0.65 126.0 -3.8505 1.668 0.3551
0.65 246.0 2.6229 1.5391 0.2429
0.65 294.0 -0.8566 1.521 0.0842
0.75 102.0 -0.537 1.6475 0.0578
0.75 114.0 -3.4755 1.729 0.3208
0.75 126.0 -1.528 2.0185 0.1436
0.75 198.0 0.3977 1.9326 0.0473
0.75 222.0 2.863 1.7031 0.2648
0.75 234.0 -0.7699 1.644 0.0769
0.75 246.0 -2.0859 1.6505 0.194
0.75 258.0 0.5555 1.6602 0.0592
0.75 294.0 1.6666 1.4449 0.1561
0.85 78.0 -2.647 2.2061 0.2451
0.85 102.0 -3.8664 1.8618 0.3566
0.85 126.0 -3.3559 2.026 0.3099
0.85 138.0 -1.4639 2.0647 0.1378
0.85 210.0 -0.2343 2.1478 0.0369
0.85 234.0 -2.5854 1.6866 0.2395
0.85 246.0 1.2327 1.6639 0.1172
0.85 258.0 3.1082 1.6449 0.2872
0.85 270.0 1.745 1.7852 0.1632
0.95 246.0 -6.8503 5.1396 0.6303
0.95 258.0 -2.8051 4.6259 0.2595
0.95 270.0 4.2739 5.0056 0.3939
0.95 282.0 2.0934 4.9393 0.1947
0.25 294.0 0.7582 0.6461 0.0577
0.35 66.0 -0.2407 0.6004 0.0338
0.35 282.0 0.3036 0.6673 0.0359
0.45 282.0 -0.3326 0.5799 0.037
0.45 294.0 -1.1906 0.5553 0.0831
0.55 114.0 -1.743 0.5817 0.1173
0.65 102.0 0.2634 0.6851 0.0345
0.65 114.0 -0.2376 0.6709 0.0337
0.65 234.0 -0.8155 0.6874 0.0609
0.75 102.0 -0.3869 0.6543 0.0392
0.75 114.0 0.3433 0.6824 0.0374
0.75 126.0 0.9156 0.7178 0.0667
0.75 222.0 0.1579 0.7156 0.0317
0.75 234.0 0.6657 0.8172 0.0527
0.75 246.0 -0.4767 0.789 0.0431
0.85 78.0 -0.0783 0.5714 0.0304
0.85 114.0 -0.7933 0.7796 0.0597
0.85 126.0 0.2813 0.7011 0.0351
0.85 222.0 0.4097 0.8066 0.0401
0.85 234.0 0.8473 0.6575 0.0628
0.85 246.0 1.0611 0.6863 0.0753
0.85 258.0 -0.6463 0.7708 0.0516
0.95 246.0 -0.1221 1.175 0.031
0.95 270.0 0.1251 1.0436 0.0311
0.95 282.0 1.324 1.0754 0.0912
Created in SINP MSU, CLAS Collaboration