CLAS Physics Database

Measurement E151M1517

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: 0.0928
Q2: 0.0291 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8766

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 42.0 -0.5138 0.7922 0.043
0.35 30.0 0.9417 0.7315 0.0639
0.35 42.0 1.2467 0.6094 0.0805
0.35 54.0 0.4734 0.8665 0.0413
0.45 18.0 -0.7285 0.7922 0.053
0.45 30.0 0.0466 0.5978 0.0301
0.45 42.0 -1.4092 0.6459 0.0896
0.55 30.0 -0.3458 0.7603 0.0365
0.55 42.0 1.0123 0.6936 0.0677
0.55 126.0 0.4241 0.9036 0.0393
0.55 138.0 -1.3051 0.872 0.0838
0.55 234.0 -0.0742 0.6213 0.0303
0.55 246.0 0.8965 0.5973 0.0615
0.55 258.0 0.6393 0.4786 0.0487
0.55 270.0 0.276 0.7321 0.0343
0.65 126.0 0.2103 0.6348 0.0325
0.65 138.0 -0.3064 0.605 0.0352
0.65 150.0 0.6958 0.5967 0.0514
0.65 162.0 -0.5229 0.8356 0.0434
0.65 210.0 -0.6359 0.7356 0.0485
0.65 222.0 -0.0374 0.5294 0.0301
0.65 234.0 -0.5473 0.4565 0.0445
0.65 246.0 0.195 0.499 0.0322
0.65 258.0 -0.623 0.5161 0.0479
0.65 270.0 -0.1606 0.7393 0.0315
0.75 114.0 0.9073 0.6503 0.0621
0.75 126.0 -0.5128 0.6091 0.0429
0.75 138.0 -0.2839 0.5303 0.0345
0.75 150.0 0.5399 0.5955 0.0441
0.75 162.0 0.3737 0.621 0.0374
0.75 198.0 0.7043 0.844 0.0518
0.75 210.0 -0.2323 0.6699 0.0331
0.75 222.0 -0.0353 0.5096 0.0301
0.75 234.0 -0.363 0.4574 0.0371
0.75 246.0 0.0773 0.4597 0.0304
0.75 258.0 0.8543 0.4128 0.0593
0.75 270.0 0.4848 0.7966 0.0418
0.85 102.0 0.5033 0.8143 0.0425
0.85 114.0 0.688 0.8208 0.051
0.85 126.0 0.3621 0.7544 0.037
0.85 138.0 1.2604 0.5569 0.0813
0.85 150.0 1.6402 0.5706 0.1028
0.85 162.0 -0.4024 0.6616 0.0385
0.85 222.0 0.7125 0.5472 0.0522
0.85 234.0 1.0766 0.4103 0.0712
0.85 246.0 0.12 0.4376 0.0308
0.85 258.0 0.1238 0.5211 0.0309
0.85 270.0 0.3722 0.5147 0.0374
0.95 114.0 -0.0237 0.6208 0.03
0.95 126.0 -0.2161 0.5639 0.0327
0.95 222.0 0.5505 0.5789 0.0446
0.95 234.0 0.336 0.4955 0.0361
0.95 246.0 0.0019 0.633 0.03
0.95 258.0 -0.0503 0.5927 0.0302
0.15 42.0 2.3185 2.3185 0.1381
0.25 30.0 1.3372 0.86 0.0833
0.25 42.0 0.0227 0.8762 0.03
0.25 54.0 0.0106 1.1166 0.03
0.35 18.0 -0.4795 1.0521 0.041
0.35 30.0 0.4953 1.0771 0.0416
0.35 42.0 -0.0644 0.8757 0.0302
0.35 54.0 0.7589 1.0587 0.0534
0.45 18.0 -0.2869 1.1161 0.0343
0.45 30.0 1.0998 0.7255 0.0706
0.45 42.0 1.4037 0.7534 0.087
0.55 30.0 1.94 0.5352 0.1167
0.55 42.0 0.2536 1.2168 0.0334
0.55 138.0 1.8418 1.0452 0.1112
0.55 222.0 1.7044 0.6303 0.1035
0.55 234.0 0.0964 0.7125 0.0305
0.55 246.0 -0.8694 0.6584 0.0588
0.55 258.0 -1.5773 0.4865 0.0965
0.65 126.0 -0.309 0.8811 0.035
0.65 138.0 0.3594 0.8967 0.0366
0.65 150.0 0.7827 0.7708 0.0545
0.65 162.0 -0.8856 0.9824 0.0596
0.65 210.0 -1.064 0.7671 0.0688
0.65 222.0 0.8163 0.8474 0.0562
0.65 234.0 0.0827 0.6553 0.0304
0.65 246.0 -0.0654 0.4963 0.0302
0.65 258.0 -0.6353 0.6291 0.0476
0.65 270.0 -2.0656 2.0656 0.1238
0.75 114.0 1.0651 0.9114 0.0688
0.75 126.0 1.7402 0.6263 0.1055
0.75 138.0 -0.6555 0.7409 0.0485
0.75 150.0 -1.1836 0.6424 0.0751
0.75 162.0 0.9467 0.836 0.0627
0.75 210.0 1.5216 0.7911 0.0934
0.75 222.0 -0.2945 0.7389 0.0345
0.75 234.0 0.427 0.5155 0.0389
0.75 246.0 0.1851 0.5442 0.0319
0.75 258.0 1.3123 0.522 0.082
0.75 270.0 -0.3917 0.8975 0.0377
0.85 114.0 0.6711 0.9904 0.0492
0.85 126.0 1.3646 0.8355 0.0848
0.85 138.0 1.1839 0.7542 0.0751
0.85 150.0 1.6079 0.5558 0.0982
0.85 162.0 0.8774 1.0895 0.0592
0.85 210.0 -1.9048 0.4808 0.1148
0.85 222.0 0.8076 0.738 0.0557
0.85 234.0 0.5097 0.5959 0.0422
0.85 246.0 0.6656 0.5606 0.049
0.85 258.0 0.1564 0.5351 0.0313
0.85 270.0 0.9034 0.7314 0.0605
0.95 126.0 0.1693 0.8552 0.0316
0.95 234.0 1.3297 0.5409 0.0829
0.95 246.0 0.3142 0.7257 0.0351
0.95 258.0 1.1928 0.6333 0.0756