CLAS Physics Database

Measurement E151M294

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: 0.0789
Q2: 0.0245 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8796

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 42.0 -0.3882 0.5742
0.35 30.0 1.4211 0.5852
0.35 42.0 -1.0028 0.4417
0.35 54.0 0.7494 0.6387
0.45 30.0 1.3634 0.5238
0.45 42.0 -0.4671 0.5272
0.55 30.0 -0.167 0.4741
0.55 42.0 0.912 0.5874
0.55 126.0 0.015 0.6121
0.55 138.0 -0.2413 0.6586
0.55 222.0 -0.1736 0.5839
0.55 234.0 0.6405 0.4598
0.55 246.0 -0.6268 0.4007
0.55 258.0 -0.307 0.5275
0.65 114.0 -0.1301 0.6592
0.65 126.0 0.3992 0.581
0.65 138.0 -0.4722 0.3841
0.65 150.0 -0.0338 0.4742
0.65 162.0 -0.4465 0.575
0.65 174.0 0.4188 0.6626
0.65 198.0 -0.4247 0.6013
0.65 210.0 -0.0125 0.5383
0.65 222.0 0.0246 0.3855
0.65 234.0 0.0628 0.3746
0.65 246.0 0.0767 0.3404
0.65 258.0 0.2005 0.3883
0.75 114.0 0.0682 0.5077
0.75 126.0 -0.0517 0.4162
0.75 138.0 -0.2248 0.3805
0.75 150.0 -0.2375 0.4472
0.75 162.0 -0.0365 0.4895
0.75 174.0 -0.4698 0.6265
0.75 198.0 0.7054 0.5635
0.75 210.0 0.4982 0.5286
0.75 222.0 0.4723 0.3862
0.75 234.0 -0.2587 0.314
0.75 246.0 0.1963 0.3346
0.75 258.0 0.259 0.4093
0.75 270.0 -0.8662 0.5299
0.85 114.0 0.2894 0.641
0.85 126.0 0.0869 0.5985
0.85 138.0 -0.5358 0.475
0.85 150.0 -0.5644 0.5284
0.85 162.0 0.2343 0.5335
0.85 210.0 0.2709 0.4518
0.85 222.0 0.9266 0.3443
0.85 234.0 -0.2098 0.3245
0.85 246.0 0.2837 0.3131
0.85 258.0 0.4341 0.3837
0.85 270.0 -0.0215 0.45
0.95 114.0 0.6632 0.5294
0.95 126.0 -0.285 0.5238
0.95 222.0 1.398 0.4647
0.95 234.0 0.5018 0.4738
0.95 246.0 -0.537 0.4521
0.95 258.0 -0.1535 0.5224
0.15 42.0 0.9632 1.1244
0.25 30.0 -0.0746 0.9264
0.25 42.0 0.776 0.9341
0.35 30.0 -0.236 0.7161
0.35 42.0 0.2143 0.6813
0.35 54.0 0.9854 1.1339
0.45 18.0 -0.6325 0.6646
0.45 30.0 0.3081 0.8126
0.45 42.0 -0.3207 0.679
0.45 54.0 0.8173 1.1462
0.55 30.0 -1.0797 0.4247
0.55 42.0 1.2243 1.0582
0.55 138.0 -1.4453 0.4979
0.55 222.0 0.3479 0.7866
0.55 234.0 -0.6388 0.5062
0.55 246.0 -0.3915 0.561
0.55 258.0 0.5313 0.8609
0.65 114.0 0.6684 1.186
0.65 126.0 -0.8683 0.5071
0.65 138.0 0.432 0.9738
0.65 150.0 0.5583 0.8382
0.65 162.0 -1.1211 0.496
0.65 198.0 1.4729 1.3492
0.65 210.0 -0.7515 0.5351
0.65 222.0 -0.0704 0.515
0.65 234.0 -0.4729 0.4209
0.65 246.0 -0.145 0.4757
0.65 258.0 1.6919 0.7984
0.65 270.0 -0.6209 0.5758
0.75 114.0 -0.7074 0.6573
0.75 126.0 2.4851 2.4851
0.75 138.0 -0.363 0.5398
0.75 150.0 -0.5912 0.5228
0.75 162.0 -0.4076 0.7927
0.75 174.0 0.1998 1.1686
0.75 210.0 0.3708 0.7801
0.75 222.0 0.8457 0.7362
0.75 234.0 -0.2867 0.4451
0.75 246.0 0.5069 0.6057
0.75 258.0 0.6649 0.6047
0.75 270.0 0.1765 0.7469
0.85 114.0 -0.2792 0.9134
0.85 126.0 -0.3529 0.7043
0.85 138.0 -0.6666 0.6133
0.85 150.0 0.9354 1.0875
0.85 162.0 -0.6679 0.6086
0.85 174.0 -0.2871 0.8784
0.85 210.0 -0.8046 0.4777
0.85 222.0 0.2329 0.6661
0.85 234.0 0.7913 0.5347
0.85 246.0 -0.4721 0.3572
0.85 258.0 0.1028 0.5491
0.85 270.0 1.7365 1.0123
0.95 126.0 0.1947 0.8242
0.95 222.0 0.0862 0.7523
0.95 234.0 -0.2274 0.5604
0.95 246.0 -0.1019 0.6266
0.95 258.0 -0.0886 0.7196