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Measurement E151M2794

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: ALU
εL: 0.0324
Q2: 0.0171 GeV2
W: 1445.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8048

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 30.0 0.0681 0.2673
0.35 42.0 0.0522 0.2402
0.45 18.0 -0.0143 0.2343
0.45 30.0 -0.0593 0.2176
0.45 42.0 -0.1372 0.2134
0.45 54.0 0.0483 0.2646
0.45 222.0 0.128 0.2725
0.45 234.0 -0.1063 0.2635
0.55 18.0 -0.0625 0.2591
0.55 30.0 -0.1631 0.2533
0.55 42.0 -0.3318 0.1831
0.55 126.0 -0.3763 0.2184
0.55 138.0 -0.2743 0.2035
0.55 150.0 0.0048 0.2253
0.55 198.0 0.1628 0.2625
0.55 210.0 -0.2181 0.2151
0.55 222.0 -0.0896 0.2415
0.55 234.0 -0.1407 0.1873
0.55 246.0 0.06 0.2091
0.65 42.0 0.1679 0.262
0.65 126.0 -0.3681 0.2014
0.65 138.0 -0.0232 0.2155
0.65 150.0 -0.1211 0.2038
0.65 162.0 0.0179 0.2585
0.65 198.0 0.0285 0.2869
0.65 210.0 -0.1137 0.1904
0.65 222.0 -0.3657 0.1699
0.65 234.0 -0.203 0.1608
0.65 246.0 0.1344 0.1706
0.75 126.0 -0.0921 0.2801
0.75 138.0 -0.1075 0.1954
0.75 150.0 0.1877 0.2132
0.75 162.0 0.1009 0.2387
0.75 210.0 -0.1847 0.2307
0.75 222.0 -0.154 0.1912
0.75 234.0 0.0308 0.1734
0.75 246.0 -0.1612 0.1948
0.85 114.0 -0.0237 0.2687
0.85 126.0 0.172 0.2367
0.85 138.0 -0.2769 0.2812
0.85 210.0 0.2255 0.2283
0.85 222.0 -0.1396 0.1884
0.85 234.0 -0.1749 0.1858
0.85 246.0 -0.4045 0.1803
0.85 258.0 -0.1363 0.2724
0.95 234.0 0.2796 0.2419
0.25 30.0 -0.109 0.3682
0.25 42.0 0.1901 0.3687
0.35 30.0 0.1579 0.3497
0.35 42.0 -0.1112 0.3195
0.45 18.0 0.125 0.3411
0.45 30.0 -0.6168 0.2041
0.45 42.0 -0.2552 0.3176
0.45 54.0 -0.53 0.3727
0.45 234.0 -0.406 0.3446
0.55 18.0 0.2377 0.35
0.55 30.0 -0.2431 0.2482
0.55 42.0 0.0491 0.3323
0.55 138.0 -0.0828 0.3424
0.55 150.0 0.4451 0.3131
0.55 210.0 0.3041 0.3265
0.55 222.0 0.153 0.2906
0.55 234.0 -0.1814 0.2645
0.55 246.0 -0.2489 0.3009
0.65 42.0 0.5239 0.2598
0.65 126.0 -0.3106 0.2858
0.65 138.0 0.5404 0.257
0.65 150.0 -0.0593 0.2884
0.65 162.0 -0.0331 0.3967
0.65 198.0 0.288 0.3646
0.65 210.0 0.109 0.2844
0.65 222.0 0.2566 0.2409
0.65 234.0 -0.3669 0.2706
0.65 246.0 0.0419 0.262
0.75 126.0 0.4365 0.3101
0.75 138.0 -0.1015 0.3961
0.75 150.0 0.2024 0.324
0.75 210.0 -0.0106 0.3078
0.75 222.0 -0.1305 0.2528
0.75 234.0 -0.0736 0.2224
0.75 246.0 0.1711 0.2489
0.75 258.0 0.3327 0.3817
0.85 114.0 0.259 0.3422
0.85 126.0 0.5791 0.3058
0.85 210.0 -0.1025 0.3262
0.85 222.0 0.3793 0.2834
0.85 234.0 0.4472 0.1994
0.85 246.0 -0.2234 0.2674
0.85 258.0 -0.146 0.366
0.95 234.0 -0.4846 0.338
Created in SINP MSU, CLAS Collaboration