CLAS Physics Database

Measurement E151M2346

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: 0.1016
Q2: 0.1435 GeV2
W: 1685.0 GeV
Ebeam: 2.999 GeV
ε: 0.889

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 270.0 -0.1488 0.8632 0.0319
0.25 66.0 -1.3964 0.8609 0.1056
0.25 78.0 -0.9074 0.8753 0.0723
0.25 270.0 -0.5236 0.88 0.0484
0.25 282.0 -0.5157 0.7182 0.0479
0.35 66.0 -1.3411 0.6642 0.1018
0.35 114.0 -0.2579 0.6581 0.0354
0.35 270.0 -1.1467 0.6738 0.0884
0.35 282.0 -0.4934 0.6647 0.0467
0.35 294.0 -1.7108 0.6979 0.1276
0.45 66.0 -1.0816 0.757 0.084
0.45 78.0 0.4619 0.7852 0.045
0.45 90.0 -0.2995 0.8361 0.037
0.45 102.0 -0.896 0.7727 0.0716
0.45 114.0 -0.2903 0.7036 0.0366
0.45 126.0 0.1999 0.6075 0.0333
0.45 138.0 -1.1618 0.7797 0.0894
0.45 222.0 -0.5902 0.8035 0.0523
0.45 258.0 -0.9946 0.7912 0.0781
0.45 270.0 0.1594 0.5519 0.0321
0.45 282.0 -0.6822 0.4992 0.0579
0.45 294.0 -0.1753 0.7075 0.0326
0.55 42.0 0.0799 0.8891 0.0306
0.55 66.0 -0.1004 0.7554 0.0309
0.55 78.0 0.0201 0.9361 0.03
0.55 90.0 -0.6845 0.7629 0.058
0.55 102.0 0.3567 0.6239 0.0396
0.55 114.0 -0.2065 0.5772 0.0335
0.55 126.0 -0.6326 0.6535 0.0548
0.55 138.0 -0.6409 0.7312 0.0553
0.55 186.0 0.9542 0.7567 0.0754
0.55 198.0 0.3841 0.8667 0.0409
0.55 210.0 -0.2406 0.6741 0.0347
0.55 222.0 -0.0987 0.8369 0.0308
0.55 234.0 -1.2511 0.7578 0.0956
0.55 246.0 -1.6256 0.7668 0.1216
0.55 258.0 -0.8084 0.6029 0.0659
0.55 270.0 -0.1955 0.4904 0.0332
0.55 282.0 0.5817 0.6554 0.0518
0.55 294.0 -1.2181 0.6897 0.0933
0.65 42.0 0.0808 0.8432 0.0306
0.65 54.0 -0.6002 0.5572 0.0529
0.65 66.0 0.9216 0.7247 0.0733
0.65 78.0 -0.6093 0.7433 0.0534
0.65 90.0 -1.1299 0.8513 0.0872
0.65 102.0 -0.5036 0.5345 0.0473
0.65 114.0 0.0011 0.4717 0.03
0.65 126.0 -0.2822 0.576 0.0363
0.65 138.0 -0.2078 0.6728 0.0336
0.65 150.0 1.3037 0.8314 0.0992
0.65 186.0 -0.1371 0.8644 0.0316
0.65 198.0 -0.456 0.6278 0.0446
0.65 210.0 0.2575 0.6134 0.0353
0.65 222.0 0.5362 0.5332 0.0491
0.65 234.0 1.0629 0.7359 0.0827
0.65 246.0 -0.3516 0.8207 0.0394
0.65 258.0 1.0242 0.8784 0.0801
0.65 282.0 0.0065 0.5257 0.03
0.65 294.0 -0.1761 0.4883 0.0326
0.65 306.0 -0.0092 0.6588 0.03
0.75 54.0 -0.0242 0.9012 0.0301
0.75 78.0 -0.8368 0.6208 0.0677
0.75 90.0 -1.2753 0.5174 0.0972
0.75 102.0 0.291 0.6483 0.0367
0.75 114.0 -0.2107 0.5365 0.0337
0.75 126.0 0.7092 0.5121 0.0595
0.75 138.0 -0.5117 0.592 0.0477
0.75 150.0 -0.3273 0.8083 0.0383
0.75 174.0 0.6609 0.7875 0.0565
0.75 186.0 -0.1958 0.5914 0.0332
0.75 198.0 0.0769 0.5864 0.0305
0.75 210.0 -0.9238 0.5118 0.0734
0.75 222.0 0.2314 0.4481 0.0344
0.75 234.0 0.4721 0.5574 0.0455
0.75 246.0 -0.3187 0.6423 0.0379
0.75 258.0 0.1728 0.7017 0.0325
0.75 270.0 0.1397 0.5363 0.0317
0.75 282.0 -0.2165 0.4862 0.0339
0.75 294.0 0.509 0.4431 0.0476
0.75 306.0 -0.5736 0.7813 0.0513
0.85 78.0 -0.1763 0.492 0.0326
0.85 90.0 -0.9135 0.4071 0.0727
0.85 102.0 -1.0168 0.4813 0.0796
0.85 114.0 0.7694 0.5106 0.0633
0.85 126.0 0.914 0.6529 0.0727
0.85 138.0 0.5956 0.864 0.0526
0.85 162.0 -0.8332 0.8116 0.0675
0.85 174.0 0.8479 0.6627 0.0684
0.85 186.0 -0.978 0.5665 0.077
0.85 198.0 -0.4766 0.4792 0.0458
0.85 210.0 -0.6466 0.4369 0.0557
0.85 222.0 0.6679 0.4172 0.057
0.85 234.0 0.0635 0.4548 0.0304
0.85 246.0 -0.1567 0.5215 0.0321
0.85 258.0 -0.0368 0.624 0.0301
0.85 270.0 0.2985 0.6181 0.037
0.85 282.0 -0.4884 0.7306 0.0464
0.85 294.0 -0.0235 0.7635 0.03
0.95 90.0 -1.1443 0.6423 0.0882
0.95 102.0 0.1644 0.5983 0.0323
0.95 114.0 -0.2876 0.7709 0.0365
0.95 162.0 0.2217 0.7827 0.034
0.95 174.0 -1.2494 0.635 0.0954
0.95 186.0 0.7746 0.6048 0.0637
0.95 198.0 -0.5077 0.5289 0.0475
0.95 210.0 -0.7262 0.5511 0.0606
0.95 222.0 -0.8785 0.4608 0.0704
0.95 234.0 -0.5399 0.4825 0.0493
0.95 246.0 -0.2597 0.4729 0.0354
0.95 258.0 -0.068 0.5596 0.0304