CLAS Physics Database

Measurement E151M243

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: 0.3616
Q2: 0.0707 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9069

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 42.0 0.3584 0.5815
0.45 270.0 0.4446 0.4651
0.45 282.0 0.7859 0.4711
0.55 258.0 0.101 0.395
0.55 270.0 -0.1521 0.3577
0.55 282.0 0.3015 0.4336
0.65 246.0 0.3596 0.3823
0.65 258.0 0.3626 0.3134
0.65 270.0 0.1012 0.3161
0.65 282.0 0.0471 0.3281
0.75 114.0 -0.071 0.5038
0.75 126.0 0.0436 0.4954
0.75 138.0 0.6967 0.5016
0.75 234.0 -0.4706 0.4117
0.75 246.0 0.012 0.3928
0.75 258.0 -0.0256 0.3295
0.75 270.0 -0.087 0.3485
0.75 282.0 -0.3246 0.3102
0.75 294.0 -0.3849 0.446
0.85 114.0 0.2398 0.3842
0.85 126.0 -0.5091 0.318
0.85 138.0 0.0521 0.3814
0.85 150.0 -0.129 0.3959
0.85 162.0 0.2738 0.4123
0.85 174.0 0.355 0.45
0.85 186.0 -0.09 0.5331
0.85 222.0 0.5453 0.4836
0.85 234.0 -1.0461 0.407
0.85 246.0 -0.2723 0.3429
0.85 258.0 -0.3058 0.3408
0.85 270.0 0.3288 0.3149
0.85 282.0 -0.4287 0.3624
0.85 294.0 -0.2982 0.5024
0.95 90.0 0.126 0.4373
0.95 126.0 -0.0721 0.436
0.95 138.0 -0.0384 0.3837
0.95 150.0 -0.0671 0.3586
0.95 162.0 -0.0305 0.3443
0.95 174.0 0.0211 0.3924
0.95 186.0 -0.2769 0.3471
0.95 234.0 -0.4803 0.397
0.95 246.0 0.0472 0.3826
0.95 258.0 -0.2124 0.3776
0.95 270.0 0.0658 0.4147
0.15 30.0 1.5281 1.0805
0.25 42.0 0.2791 0.8322
0.45 270.0 1.6464 0.8825
0.45 282.0 1.0597 0.8253
0.55 258.0 -0.4497 0.4981
0.55 270.0 0.1803 0.5824
0.55 282.0 -0.3695 0.4371
0.65 246.0 1.4029 0.7178
0.65 258.0 0.2418 0.5283
0.65 270.0 -0.3408 0.3898
0.65 282.0 -0.5943 0.3684
0.75 126.0 1.0195 0.7744
0.75 138.0 -0.389 0.573
0.75 150.0 0.8269 0.9684
0.75 234.0 0.3799 0.9084
0.75 246.0 -0.332 0.4401
0.75 258.0 0.2944 0.5699
0.75 270.0 -0.0546 0.398
0.75 282.0 -0.3331 0.4579
0.75 294.0 -0.6481 0.4277
0.85 102.0 -0.5186 0.5508
0.85 114.0 -0.2335 0.491
0.85 126.0 0.7194 0.6098
0.85 138.0 -0.6751 0.3947
0.85 150.0 0.2539 0.5664
0.85 162.0 -0.2395 0.5507
0.85 174.0 -0.8845 0.4303
0.85 186.0 0.2337 0.7819
0.85 198.0 -0.6387 0.5324
0.85 222.0 1.3434 1.0128
0.85 234.0 0.3661 0.8856
0.85 246.0 -0.1051 0.5048
0.85 258.0 0.3381 0.468
0.85 270.0 0.1393 0.4649
0.85 282.0 -0.1329 0.4031
0.85 294.0 0.707 0.8242
0.95 102.0 -0.8995 0.4038
0.95 126.0 0.8507 0.8007
0.95 138.0 2.5979 2.5979
0.95 150.0 0.3682 0.6012
0.95 162.0 -0.6611 0.4298
0.95 174.0 -0.5473 0.4797
0.95 186.0 0.2446 0.6806
0.95 258.0 0.2622 0.6317