CLAS Physics Database

Measurement E151M277

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: AUL
εL: 0.1322
Q2: 0.0348 GeV2
W: 1325.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8936

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 0.189 0.7143 0.0321
0.25 54.0 0.0266 0.9074 0.03
0.35 30.0 -0.0402 0.7756 0.0301
0.35 42.0 0.8303 0.8776 0.0583
0.45 30.0 0.7865 0.8611 0.0561
0.55 234.0 0.8856 0.9855 0.0612
0.55 246.0 0.4114 0.7263 0.0389
0.55 258.0 -0.6606 0.4414 0.0498
0.55 270.0 0.4615 1.0161 0.0409
0.65 126.0 2.2816 2.2816 0.1406
0.65 138.0 -0.622 0.5669 0.048
0.65 150.0 1.0595 1.0588 0.0705
0.65 210.0 -0.2332 0.7397 0.0331
0.65 222.0 1.0765 0.7885 0.0714
0.65 234.0 -0.8464 0.3538 0.0591
0.65 246.0 -0.5876 0.3459 0.0464
0.65 258.0 -0.0669 0.5859 0.0303
0.65 270.0 0.907 0.6864 0.0623
0.75 114.0 -0.4152 0.7639 0.0391
0.75 126.0 0.9732 0.6851 0.0658
0.75 138.0 0.3393 0.5684 0.0363
0.75 150.0 0.1612 0.7917 0.0315
0.75 162.0 0.8304 0.8743 0.0583
0.75 222.0 -0.7485 0.4119 0.0541
0.75 234.0 -0.8967 0.2907 0.0618
0.75 246.0 0.2525 0.5395 0.0336
0.75 258.0 0.3861 0.5012 0.038
0.75 270.0 -0.555 0.3945 0.0449
0.85 114.0 0.7176 0.8923 0.0526
0.85 126.0 0.7513 1.0635 0.0543
0.85 138.0 -0.5388 0.5169 0.0442
0.85 150.0 0.0917 0.6307 0.0305
0.85 162.0 -0.1525 0.6727 0.0314
0.85 174.0 -0.6633 0.5228 0.05
0.85 210.0 -0.0948 0.7206 0.0305
0.85 222.0 0.1815 0.5828 0.0319
0.85 234.0 -0.4072 0.3713 0.0387
0.85 246.0 -0.175 0.3418 0.0318
0.85 258.0 0.3979 0.4567 0.0384
0.85 270.0 0.5857 0.6006 0.0463
0.85 282.0 0.5647 0.7757 0.0453
0.95 126.0 0.3138 0.6803 0.0355
0.95 210.0 0.3568 0.8799 0.0369
0.95 234.0 0.4195 0.6997 0.0392
0.95 246.0 0.0802 0.4941 0.0304
0.95 258.0 0.4598 0.589 0.0408
0.15 30.0 1.6529 0.5278 0.1066
0.15 42.0 0.1485 0.4543 0.0314
0.25 42.0 0.4537 0.5353 0.0411
0.35 30.0 -0.0091 0.6025 0.03
0.35 42.0 0.7842 0.6079 0.0571
0.45 30.0 0.3823 0.4733 0.0382
0.45 42.0 -0.3238 0.5952 0.0361
0.55 42.0 0.158 0.6289 0.0316
0.55 234.0 0.458 0.5325 0.0413
0.55 246.0 0.3275 0.5034 0.0362
0.55 258.0 -0.247 0.3623 0.0337
0.55 270.0 0.1186 0.5862 0.0309
0.65 126.0 -0.2612 0.4701 0.0341
0.65 138.0 0.2163 0.4795 0.0329
0.65 150.0 -0.401 0.5519 0.0389
0.65 162.0 0.2636 0.634 0.0342
0.65 222.0 -1.2396 0.4639 0.0824
0.65 234.0 -0.1492 0.3553 0.0314
0.65 246.0 -0.0131 0.3214 0.03
0.65 258.0 -0.3048 0.3492 0.0354
0.65 270.0 -0.318 0.3952 0.0359
0.75 114.0 -0.1065 0.5089 0.0307
0.75 126.0 -0.3125 0.4525 0.0357
0.75 138.0 -0.1657 0.4196 0.0317
0.75 150.0 -0.5174 0.4579 0.0439
0.75 162.0 -0.7552 0.4573 0.0556
0.75 174.0 -0.4686 0.5947 0.0417
0.75 210.0 0.523 0.5857 0.0441
0.75 222.0 -0.0574 0.3871 0.0302
0.75 234.0 1.1213 0.3239 0.0756
0.75 246.0 -0.5334 0.3016 0.0446
0.75 258.0 0.1888 0.3239 0.0322
0.75 270.0 -0.1052 0.4237 0.0307
0.85 114.0 -0.4799 0.5457 0.0422
0.85 126.0 -0.7807 0.4545 0.0569
0.85 138.0 -0.0592 0.377 0.0302
0.85 150.0 -0.4799 0.3964 0.0422
0.85 162.0 0.007 0.4495 0.03
0.85 174.0 -0.2409 0.5106 0.0335
0.85 186.0 0.6122 0.6006 0.0483
0.85 210.0 0.0846 0.4542 0.0305
0.85 222.0 0.2098 0.4573 0.0327
0.85 234.0 0.3659 0.3332 0.0376
0.85 246.0 0.3537 0.3105 0.0371
0.85 258.0 0.5562 0.3188 0.0457
0.85 270.0 0.0016 0.3146 0.03
0.85 282.0 -0.1886 0.4897 0.0322
0.95 114.0 -0.8583 0.4403 0.061
0.95 126.0 -0.1093 0.5047 0.0308
0.95 138.0 -0.1051 0.5047 0.0307
0.95 150.0 0.1105 0.5328 0.0308
0.95 222.0 -0.401 0.4752 0.0389
0.95 234.0 -0.0817 0.422 0.0304
0.95 246.0 0.0425 0.4246 0.0301
0.95 258.0 -0.068 0.394 0.0303