CLAS Physics Database

Measurement E151M579

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: 0.0858
Q2: 0.0415 GeV2
W: 1445.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9154

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.15 30.0 0.3304 0.7091 0.0362
0.15 42.0 0.7682 0.7793 0.0557
0.25 30.0 -0.0501 0.6669 0.0302
0.25 42.0 1.5331 0.7945 0.0985
0.25 54.0 0.3294 0.6812 0.0361
0.25 66.0 0.9641 0.627 0.0662
0.25 78.0 0.6789 0.6291 0.0512
0.25 282.0 -0.3072 0.5446 0.0354
0.25 294.0 -0.5325 0.4139 0.0443
0.25 306.0 -0.5889 0.5565 0.0469
0.25 318.0 -0.4234 0.5822 0.0396
0.25 330.0 0.1988 0.6946 0.0324
0.35 30.0 0.0532 0.5695 0.0302
0.35 54.0 0.2431 0.6261 0.0335
0.35 66.0 -0.2425 0.3636 0.0335
0.35 78.0 0.4024 0.4036 0.0388
0.35 90.0 0.4652 0.5324 0.0413
0.35 270.0 0.4738 0.555 0.0417
0.35 282.0 0.3419 0.4315 0.0366
0.35 294.0 0.1051 0.3747 0.0307
0.35 306.0 -0.4822 0.5675 0.0421
0.35 330.0 0.3486 0.6674 0.0368
0.45 18.0 -0.2686 0.6002 0.0342
0.45 30.0 0.7387 0.6916 0.0542
0.45 42.0 0.9549 0.7052 0.0657
0.45 66.0 0.9386 0.504 0.0648
0.45 78.0 0.8385 0.3838 0.0594
0.45 90.0 -0.1461 0.3928 0.0313
0.45 102.0 0.6799 0.583 0.0513
0.45 114.0 -0.8918 0.6211 0.0622
0.45 258.0 -0.1136 0.5243 0.0308
0.45 270.0 0.5735 0.3744 0.0462
0.45 282.0 -0.2469 0.301 0.0336
0.45 294.0 0.1258 0.3826 0.031
0.45 306.0 -0.6696 0.5087 0.0508
0.45 318.0 -0.7715 0.6224 0.0559
0.45 330.0 -1.3206 0.461 0.0862
0.55 66.0 1.1752 0.5356 0.0779
0.55 78.0 0.5765 0.3837 0.0463
0.55 90.0 0.1857 0.4002 0.0321
0.55 102.0 0.2298 0.4831 0.0331
0.55 114.0 -0.6907 0.4923 0.0518
0.55 126.0 -0.0111 0.4538 0.03
0.55 138.0 0.685 0.603 0.0515
0.55 150.0 -0.4891 0.6002 0.0424
0.55 198.0 0.7055 0.7772 0.0526
0.55 210.0 0.0377 0.66 0.0301
0.55 222.0 0.4254 0.6014 0.0397
0.55 234.0 0.7571 0.5558 0.0552
0.55 246.0 -0.7596 0.4694 0.0553
0.55 258.0 0.3366 0.5168 0.0364
0.55 270.0 0.135 0.3521 0.0311
0.55 282.0 0.1488 0.3535 0.0313
0.55 294.0 -0.2216 0.3808 0.0329
0.65 66.0 1.1123 0.5277 0.0744
0.65 78.0 0.4762 0.552 0.0418
0.65 90.0 0.1162 0.5585 0.0308
0.65 102.0 -0.0816 0.4614 0.0304
0.65 114.0 -0.012 0.4094 0.03
0.65 126.0 -0.6846 0.3636 0.0515
0.65 138.0 0.0074 0.4511 0.03
0.65 150.0 0.297 0.6046 0.0351
0.65 162.0 -0.5406 0.6358 0.0446
0.65 198.0 0.5943 0.6645 0.0471
0.65 210.0 0.406 0.5463 0.0389
0.65 222.0 0.3438 0.4813 0.0366
0.65 234.0 0.5925 0.3694 0.047
0.65 246.0 -0.6179 0.3822 0.0483
0.65 258.0 0.8463 0.4491 0.0598
0.65 270.0 -0.3873 0.3524 0.0382
0.65 282.0 0.0577 0.4646 0.0302
0.65 294.0 1.1543 0.5538 0.0767
0.65 306.0 -0.3062 0.5842 0.0354
0.75 66.0 0.1448 0.6234 0.0313
0.75 78.0 0.3029 0.5136 0.0353
0.75 102.0 -0.076 0.5171 0.0304
0.75 114.0 -0.3885 0.3698 0.0383
0.75 126.0 -0.3109 0.3582 0.0355
0.75 138.0 -0.5797 0.3628 0.0464
0.75 150.0 -0.1768 0.4612 0.0319
0.75 162.0 0.0073 0.7334 0.03
0.75 186.0 0.4536 0.7369 0.0409
0.75 198.0 0.3858 0.6305 0.0382
0.75 210.0 0.6269 0.4583 0.0487
0.75 222.0 0.7562 0.372 0.0551
0.75 234.0 0.1106 0.3641 0.0308
0.75 246.0 0.1203 0.3335 0.0309
0.75 258.0 -0.2471 0.4582 0.0336
0.75 270.0 0.5381 0.614 0.0445
0.75 282.0 -0.2325 0.4481 0.0332
0.75 294.0 -0.0464 0.5046 0.0301
0.85 90.0 -1.132 0.4955 0.0755
0.85 102.0 -0.9549 0.4543 0.0657
0.85 114.0 -1.4619 0.3898 0.0943
0.85 126.0 -0.7122 0.4507 0.0529
0.85 138.0 -0.0675 0.5351 0.0303
0.85 150.0 -0.5732 0.6766 0.0461
0.85 186.0 0.1541 0.7492 0.0314
0.85 198.0 0.0434 0.5483 0.0301
0.85 210.0 0.6046 0.45 0.0476
0.85 222.0 0.6021 0.4342 0.0475
0.85 234.0 1.0516 0.4117 0.071
0.85 246.0 0.0984 0.4281 0.0306
0.85 258.0 -0.4808 0.368 0.042
0.85 270.0 1.2554 0.5329 0.0824
0.95 210.0 0.5979 0.6776 0.0473
0.95 222.0 0.0857 0.5418 0.0305
0.95 234.0 0.6656 0.5187 0.0506
0.95 246.0 0.6503 0.5878 0.0498