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Measurement E151M2321

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: 0.1269
Q2: 0.1435 GeV2
W: 1625.0 GeV
Ebeam: 2.999 GeV
ε: 0.9098

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 66.0 -0.9329 0.9172
0.25 66.0 -0.9887 0.8365
0.25 78.0 -0.9419 0.95
0.25 270.0 -1.2357 0.8992
0.25 282.0 0.4234 0.7612
0.25 294.0 -0.6878 0.9348
0.35 66.0 1.1646 0.6549
0.35 78.0 -0.2145 0.7579
0.35 90.0 -0.8005 0.9776
0.35 102.0 -0.6501 0.9998
0.35 114.0 -0.7611 1.1011
0.35 258.0 1.9537 0.8929
0.35 270.0 -0.0242 0.7034
0.35 282.0 -0.3159 0.6501
0.35 294.0 -0.1882 0.7999
0.45 66.0 -0.3323 0.8152
0.45 78.0 -0.0907 0.9046
0.45 90.0 0.085 1.0045
0.45 102.0 0.7789 0.8426
0.45 114.0 0.6406 0.9327
0.45 126.0 0.0493 0.8483
0.45 258.0 0.3868 0.884
0.45 270.0 0.3948 0.6434
0.45 282.0 -0.2198 0.5589
0.45 294.0 0.1709 0.6926
0.55 42.0 -0.112 0.8163
0.55 54.0 2.2687 0.7558
0.55 66.0 0.2672 0.853
0.55 78.0 -0.5073 0.861
0.55 90.0 -0.0917 0.7693
0.55 102.0 -0.2932 0.6472
0.55 114.0 0.5423 0.6072
0.55 126.0 -0.4612 0.6167
0.55 138.0 1.4553 0.61
0.55 150.0 -2.1724 0.924
0.55 198.0 -0.1456 0.8153
0.55 210.0 -1.9224 0.7801
0.55 222.0 1.0087 0.8515
0.55 234.0 -0.8655 0.787
0.55 246.0 0.0769 0.8653
0.55 258.0 0.1812 0.7216
0.55 270.0 -0.5112 0.5899
0.55 282.0 -0.5541 0.6176
0.55 294.0 1.4674 0.7258
0.55 306.0 0.4827 0.9383
0.65 54.0 -0.7343 0.6803
0.65 66.0 -0.0699 0.8252
0.65 90.0 -0.2381 0.7127
0.65 102.0 -0.343 0.5586
0.65 114.0 -0.8242 0.5412
0.65 126.0 0.2654 0.5186
0.65 138.0 -0.956 0.629
0.65 150.0 1.4248 0.9125
0.65 174.0 -0.1623 1.0494
0.65 186.0 0.4942 0.8481
0.65 198.0 -0.7275 0.67
0.65 210.0 -0.2677 0.6639
0.65 222.0 -0.562 0.5513
0.65 234.0 -0.3072 0.5442
0.65 246.0 0.2065 0.7206
0.65 258.0 0.8271 0.706
0.65 270.0 0.2601 1.0151
0.65 282.0 0.1768 0.6614
0.65 294.0 -0.7505 0.4984
0.65 306.0 0.0733 0.704
0.75 78.0 1.1467 0.6032
0.75 90.0 -0.5936 0.7438
0.75 102.0 0.1704 0.6108
0.75 114.0 -0.5364 0.4753
0.75 126.0 -0.1419 0.5177
0.75 138.0 0.3306 0.6379
0.75 150.0 -1.7152 0.801
0.75 162.0 0.0839 0.9247
0.75 174.0 -0.6214 0.9195
0.75 186.0 0.5954 0.7386
0.75 198.0 -1.2532 0.5909
0.75 210.0 -0.728 0.5371
0.75 222.0 0.6575 0.5002
0.75 234.0 0.699 0.5068
0.75 246.0 0.6569 0.5595
0.75 258.0 0.0494 0.6714
0.75 270.0 0.0074 0.842
0.75 282.0 -0.3531 0.5093
0.75 294.0 1.4569 0.4737
0.75 306.0 0.7129 0.6731
0.85 78.0 0.7962 0.4842
0.85 90.0 0.8221 0.498
0.85 102.0 -0.873 0.5113
0.85 114.0 0.1455 0.6786
0.85 126.0 -0.4617 0.6285
0.85 138.0 -0.1019 0.7613
0.85 150.0 -0.0254 0.8717
0.85 174.0 1.0871 0.9478
0.85 186.0 -0.2699 0.7051
0.85 198.0 0.6638 0.5703
0.85 210.0 -0.1542 0.4996
0.85 222.0 0.4412 0.4671
0.85 234.0 0.1077 0.4122
0.85 246.0 0.5199 0.5387
0.85 258.0 -0.6124 0.5807
0.85 270.0 0.7253 0.6555
0.85 282.0 -0.3909 0.7648
0.85 294.0 2.0188 0.8259
0.95 90.0 0.1752 0.6144
0.95 102.0 -0.9672 0.5498
0.95 114.0 0.5701 0.7572
0.95 126.0 0.3385 0.9099
0.95 174.0 -0.7191 0.8267
0.95 186.0 0.7417 0.6935
0.95 198.0 -1.2529 0.6307
0.95 210.0 0.8354 0.6525
0.95 222.0 0.2853 0.5345
0.95 234.0 -0.0822 0.4663
0.95 246.0 0.6968 0.4958
0.95 258.0 0.7752 0.5053
0.95 270.0 -0.6613 0.5331
Created in SINP MSU, CLAS Collaboration