CLAS Physics Database

Measurement E151M1384

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: 0.0037
Q2: 0.0023 GeV2
W: 1445.0 GeV
Ebeam: 1.0539 GeV
ε: 0.6733

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.35 42.0 0.7598 0.6723 0.0908
0.35 54.0 -0.4013 0.7503 0.0543
0.45 30.0 0.6998 0.6423 0.0844
0.45 42.0 0.5301 0.5656 0.0669
0.45 54.0 0.1052 0.4541 0.0323
0.45 66.0 -0.2778 0.7187 0.0434
0.45 150.0 -1.4899 0.8392 0.1707
0.45 162.0 -1.4109 0.7473 0.1619
0.45 198.0 -1.267 0.8225 0.146
0.45 210.0 0.2471 0.7041 0.041
0.45 222.0 0.5441 0.5613 0.0683
0.45 234.0 -0.235 0.5402 0.04
0.45 246.0 0.7513 0.5823 0.0899
0.55 18.0 -0.6234 0.756 0.0764
0.55 30.0 -0.4879 0.6741 0.0627
0.55 42.0 0.8044 0.491 0.0956
0.55 54.0 -0.4935 0.4789 0.0632
0.55 66.0 -1.4643 0.6543 0.1679
0.55 138.0 -0.243 0.7944 0.0406
0.55 150.0 -0.0586 0.6467 0.0307
0.55 162.0 -1.3599 0.6822 0.1563
0.55 174.0 -0.0038 0.6043 0.03
0.55 186.0 -0.3159 0.8169 0.0466
0.55 198.0 -1.0784 0.744 0.1253
0.55 210.0 -0.8446 0.5273 0.0999
0.55 222.0 -0.7853 0.4401 0.0935
0.55 234.0 -0.5473 0.4238 0.0686
0.55 246.0 -0.0563 0.4711 0.0307
0.65 30.0 -0.9114 0.5812 0.1071
0.65 42.0 0.5966 0.6078 0.0737
0.65 54.0 -0.0611 0.5299 0.0308
0.65 138.0 -0.6342 0.8363 0.0776
0.65 150.0 -0.845 0.5481 0.0999
0.65 162.0 0.9601 0.5457 0.1124
0.65 174.0 -2.0149 0.6017 0.2292
0.65 186.0 -0.0838 0.6824 0.0315
0.65 198.0 -0.5761 0.7794 0.0716
0.65 210.0 0.453 0.5641 0.0592
0.65 222.0 0.2399 0.4553 0.0404
0.65 234.0 -0.9124 0.3914 0.1072
0.65 246.0 -0.1953 0.5071 0.0372
0.75 42.0 0.591 0.842 0.0731
0.75 54.0 -0.1682 0.8655 0.0355
0.75 150.0 -0.4611 0.7246 0.06
0.75 162.0 -0.9827 0.7326 0.1148
0.75 174.0 -1.7261 0.6963 0.197
0.75 198.0 -1.0191 0.7341 0.1188
0.75 210.0 -1.1533 0.5693 0.1335
0.75 222.0 -0.097 0.4268 0.0319
0.75 234.0 0.1962 0.4239 0.0373
0.75 246.0 -0.4648 0.4562 0.0604
0.85 42.0 0.5378 0.8154 0.0677
0.85 138.0 1.0577 0.6812 0.123
0.85 150.0 -0.4074 0.7186 0.0549
0.85 210.0 0.5942 0.5274 0.0734
0.85 222.0 0.3436 0.4719 0.049
0.85 234.0 -0.7904 0.4086 0.0941
0.85 246.0 -0.494 0.5124 0.0633
0.95 222.0 -0.1339 0.694 0.0336