CLAS Physics Database

Measurement E151M242

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: 0.314
Q2: 0.0593 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9133

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 30.0 0.0979 0.8126
0.15 42.0 -0.0299 0.8219
0.15 54.0 3.0627 3.0627
0.25 42.0 -0.4947 0.6612
0.45 270.0 1.2622 1.0583
0.45 282.0 -0.4833 0.7105
0.55 258.0 -0.0669 0.5751
0.55 270.0 -0.8796 0.3065
0.55 282.0 -0.18 0.5214
0.65 246.0 0.219 0.5808
0.65 258.0 -0.66 0.3195
0.65 270.0 -0.4187 0.4022
0.65 282.0 -0.7741 0.3901
0.75 114.0 -0.2641 0.7045
0.75 126.0 -0.3662 0.6958
0.75 138.0 -0.2707 0.6307
0.75 150.0 -0.4447 0.6749
0.75 234.0 -0.0308 0.5254
0.75 246.0 -0.0924 0.4029
0.75 258.0 0.5508 0.4693
0.75 270.0 -0.3399 0.3669
0.75 282.0 0.6224 0.5028
0.75 294.0 -0.6768 0.5059
0.85 102.0 -0.3947 0.662
0.85 114.0 1.4597 0.7867
0.85 126.0 -0.3558 0.3901
0.85 138.0 1.7968 0.6548
0.85 150.0 0.396 0.6143
0.85 162.0 -0.0774 0.5524
0.85 174.0 -0.2595 0.5006
0.85 186.0 0.3369 0.7715
0.85 222.0 -0.4402 0.6004
0.85 234.0 -0.0833 0.5555
0.85 246.0 0.0081 0.44
0.85 258.0 1.2539 0.5728
0.85 270.0 0.3282 0.4606
0.85 282.0 0.1128 0.4989
0.95 102.0 -0.427 0.5724
0.95 126.0 -0.2755 0.5866
0.95 138.0 -0.4943 0.5065
0.95 150.0 0.349 0.599
0.95 162.0 0.4141 0.831
0.95 174.0 -0.3743 0.4506
0.95 186.0 -0.1881 0.562
0.95 198.0 -0.6558 0.4486
0.95 234.0 -0.0914 0.5433
0.95 246.0 -0.4832 0.4905
0.95 258.0 0.1551 0.6215
0.05 42.0 -1.1125 0.4297
0.35 42.0 0.3029 0.5475
0.45 270.0 0.5319 0.5051
0.55 258.0 0.8731 0.4151
0.55 270.0 0.2025 0.3804
0.55 282.0 0.3861 0.3916
0.65 246.0 -0.5096 0.358
0.65 258.0 -0.5656 0.3025
0.65 270.0 -0.2496 0.3094
0.65 282.0 0.0247 0.3731
0.65 294.0 0.5227 0.5333
0.75 114.0 -0.0514 0.4639
0.75 126.0 -0.0944 0.5138
0.75 138.0 -0.3446 0.4443
0.75 234.0 -0.1361 0.4494
0.75 246.0 0.0775 0.3536
0.75 258.0 -0.655 0.2943
0.75 270.0 -0.4274 0.2716
0.75 282.0 0.011 0.3434
0.75 294.0 -0.7788 0.4476
0.85 114.0 0.2673 0.3657
0.85 126.0 0.3483 0.3352
0.85 138.0 -0.2129 0.2976
0.85 150.0 0.565 0.367
0.85 162.0 -0.0474 0.372
0.85 174.0 0.2893 0.3753
0.85 186.0 0.2102 0.4873
0.85 198.0 -0.1845 0.4692
0.85 234.0 -0.4887 0.361
0.85 246.0 0.2838 0.3455
0.85 258.0 0.1336 0.2817
0.85 270.0 -0.4124 0.3209
0.85 282.0 -0.8034 0.2981
0.95 102.0 -0.3059 0.4334
0.95 114.0 0.1801 0.468
0.95 126.0 -0.2056 0.3715
0.95 138.0 -0.5098 0.3462
0.95 150.0 0.7635 0.3915
0.95 162.0 0.1201 0.399
0.95 174.0 0.6015 0.4149
0.95 222.0 -0.3158 0.4016
0.95 234.0 -0.3283 0.4193
0.95 246.0 1.0445 0.4035
0.95 258.0 -0.1995 0.3729