CLAS Physics Database

Measurement E151M1561

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: 0.1394
Q2: 0.0707 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7955

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 42.0 -1.9712 0.9574 0.1185
0.35 42.0 -0.7078 1.4099 0.0509
0.55 234.0 1.0942 0.8472 0.0703
0.55 246.0 0.3532 1.0037 0.0364
0.55 258.0 0.3823 0.9169 0.0373
0.65 126.0 0.495 0.999 0.0416
0.65 138.0 -0.6428 1.0168 0.0479
0.65 222.0 -0.9564 0.8527 0.0632
0.65 234.0 -0.5733 0.8659 0.0448
0.65 246.0 -0.6793 0.8536 0.0496
0.65 258.0 0.0877 0.9079 0.0304
0.75 114.0 -1.3767 0.9125 0.0855
0.75 126.0 -0.1476 1.052 0.0312
0.75 138.0 0.3612 0.9746 0.0366
0.75 150.0 -0.8999 0.9936 0.0603
0.75 210.0 -0.0599 1.0883 0.0302
0.75 222.0 -1.4605 0.6527 0.0901
0.75 234.0 0.4912 0.8254 0.0414
0.75 246.0 0.3087 0.747 0.035
0.75 258.0 -0.9443 0.7452 0.0626
0.75 270.0 0.1271 0.9218 0.0309
0.85 126.0 0.1762 0.9842 0.0317
0.85 150.0 0.7661 0.8851 0.0537
0.85 222.0 -1.083 0.9597 0.0698
0.85 234.0 0.3711 0.8274 0.037
0.85 246.0 0.1785 0.6519 0.0317
0.85 258.0 -0.2776 0.6211 0.0341
0.85 270.0 0.6281 0.8434 0.0473
0.95 114.0 0.0033 0.9617 0.03
0.95 234.0 0.7133 0.8745 0.0512
0.95 246.0 0.5084 0.753 0.0421
0.95 258.0 -0.4988 0.8094 0.0417
0.95 270.0 0.0421 0.7169 0.0301
0.15 30.0 -0.9212 0.8823 0.0628
0.55 234.0 1.7903 0.6836 0.1114
0.55 246.0 -0.4361 0.7999 0.0398
0.55 258.0 -0.9602 0.7074 0.0649
0.65 126.0 0.2244 0.9304 0.0329
0.65 138.0 0.2366 0.7206 0.0332
0.65 150.0 -0.0877 0.8053 0.0305
0.65 222.0 -0.6396 0.7061 0.0487
0.65 234.0 0.7425 0.6481 0.0537
0.65 246.0 -1.0785 0.6166 0.0713
0.65 258.0 -0.2694 0.7177 0.0341
0.75 114.0 -0.532 0.7778 0.0438
0.75 126.0 0.1232 0.6093 0.0309
0.75 138.0 -1.1307 0.7965 0.0741
0.75 150.0 0.143 0.8274 0.0312
0.75 162.0 -0.4896 0.879 0.042
0.75 222.0 -0.3548 0.7941 0.0368
0.75 234.0 0.1937 0.6232 0.0322
0.75 246.0 0.0258 0.7584 0.03
0.75 258.0 -0.346 0.6058 0.0365
0.75 270.0 0.134 0.8913 0.0311
0.85 102.0 1.1073 0.8326 0.0728
0.85 126.0 -0.9119 0.8237 0.0623
0.85 138.0 0.765 0.608 0.0548
0.85 150.0 0.9324 0.9 0.0634
0.85 162.0 1.1253 0.9152 0.0738
0.85 222.0 1.4281 0.6425 0.0907
0.85 234.0 -0.0347 0.7711 0.0301
0.85 246.0 0.7851 0.5962 0.0558
0.85 258.0 0.0245 0.571 0.03
0.85 270.0 1.0094 0.52 0.0675
0.95 102.0 -0.2624 0.7555 0.0339
0.95 114.0 0.1978 0.6189 0.0323
0.95 246.0 -0.2212 0.7491 0.0328
0.95 258.0 0.72 0.5478 0.0526
0.95 270.0 0.8703 0.635 0.0602