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Measurement E151M1832

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0496 GeV2
W : 1505 GeV
ε : 0.8844
Ebeam : 1.9889 GeV
εL: 0.0751 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.15 30 0.1958 0.7043 0.0323
0.25 18 -0.4157 0.7747 0.0392
0.25 54 -1.9703 0.511 0.1231
0.25 66 -0.6296 0.54 0.0485
0.25 78 -0.6889 0.6121 0.0514
0.25 90 -1.031 0.6922 0.0693
0.25 270 1.0895 0.7526 0.0725
0.25 282 0.6964 0.5412 0.0518
0.25 294 -0.7157 0.5471 0.0527
0.25 306 -0.5798 0.6162 0.0462
0.25 318 -0.6923 0.7684 0.0516
0.25 330 -0.9522 0.786 0.065
0.35 18 -0.7329 0.7371 0.0536
0.35 30 0.8128 0.6892 0.0577
0.35 42 -0.7852 0.7324 0.0562
0.35 54 -0.0961 0.6309 0.0306
0.35 66 -0.2309 0.4692 0.0331
0.35 78 -0.7896 0.4345 0.0565
0.35 90 0.4878 0.5766 0.0421
0.35 258 -0.2515 0.7787 0.0337
0.35 270 -0.3433 0.4528 0.0365
0.35 282 -0.2265 0.4948 0.033
0.35 294 -0.2955 0.4579 0.0349
0.35 306 -0.1367 0.7228 0.0311
0.35 330 -0.9618 0.6961 0.0656
0.45 30 1.0015 0.7303 0.0677
0.45 66 0.0365 0.6125 0.0301
0.45 78 -0.2813 0.4634 0.0345
0.45 90 -0.1861 0.4775 0.0321
0.45 102 0.1782 0.6377 0.0319
0.45 114 -0.1583 0.6259 0.0315
0.45 126 -0.3264 0.6947 0.0359
0.45 138 -1.0117 0.7857 0.0683
0.45 246 -0.4185 0.7137 0.0393
0.45 258 -0.2202 0.511 0.0328
0.45 270 0.4811 0.4158 0.0418
0.45 282 -0.1263 0.4317 0.031
0.45 294 0.2919 0.5161 0.0348
0.45 318 0.2278 0.72 0.033
0.55 66 0.5283 0.8269 0.0439
0.55 78 -0.2006 0.4457 0.0324
0.55 90 0.9175 0.4836 0.0632
0.55 102 -0.2959 0.5926 0.0349
0.55 114 0.5089 0.5957 0.043
0.55 126 -0.024 0.4969 0.03
0.55 138 -0.8881 0.5698 0.0616
0.55 150 -1.2128 0.63 0.0794
0.55 198 -0.0073 0.689 0.03
0.55 210 -0.4041 0.584 0.0387
0.55 222 -0.6317 0.5853 0.0486
0.55 234 0.9846 0.5505 0.0668
0.55 246 0.1924 0.6059 0.0322
0.55 258 0.6465 0.4512 0.0493
0.55 270 0.4946 0.4238 0.0424
0.55 282 -0.0314 0.437 0.0301
0.55 294 -0.2729 0.5734 0.0343
0.65 66 0.2036 0.5992 0.0324
0.65 78 -0.531 0.5321 0.044
0.65 90 0.2383 0.6134 0.0333
0.65 102 -0.2184 0.5345 0.0328
0.65 114 -0.2544 0.5425 0.0337
0.65 126 -0.7301 0.4346 0.0535
0.65 138 0.5731 0.4662 0.0459
0.65 150 0.3673 0.5896 0.0374
0.65 162 0.5726 0.778 0.0459
0.65 174 1.2411 0.6582 0.081
0.65 186 1.2156 0.6656 0.0795
0.65 198 -0.7416 0.6081 0.054
0.65 210 0.1564 0.4579 0.0315
0.65 222 -0.3941 0.4384 0.0383
0.65 234 -0.4861 0.4679 0.042
0.65 246 0.5091 0.4331 0.043
0.65 258 0.6022 0.4642 0.0472
0.65 270 -0.2446 0.5175 0.0335
0.65 282 0.3321 0.537 0.0361
0.65 294 0.4864 0.5176 0.0421
0.65 306 0.2492 0.7291 0.0336
0.75 66 -0.0142 0.5673 0.03
0.75 78 -0.1253 0.6352 0.0309
0.75 90 0.4783 0.672 0.0417
0.75 102 0.2489 0.6539 0.0336
0.75 114 -0.6024 0.5475 0.0472
0.75 126 -0.8082 0.4414 0.0574
0.75 138 -0.0597 0.5236 0.0302
0.75 150 -0.6683 0.5161 0.0504
0.75 162 -0.3388 0.7082 0.0364
0.75 186 -0.5884 0.708 0.0466
0.75 198 0.0082 0.6382 0.03
0.75 210 -1.0848 0.4819 0.0723
0.75 222 0.8121 0.418 0.0576
0.75 234 -0.1448 0.4305 0.0313
0.75 246 0.7418 0.4414 0.054
0.75 258 0.118 0.5578 0.0308
0.75 270 -0.3946 0.6413 0.0384
0.75 282 0.1787 0.4214 0.0319
0.75 294 -0.3734 0.4757 0.0376
0.85 90 0.2617 0.6839 0.0339
0.85 102 0.3787 0.4902 0.0378
0.85 114 0.6165 0.5404 0.0479
0.85 126 0.8754 0.6279 0.0609
0.85 138 -0.0791 0.6765 0.0304
0.85 198 0.1141 0.5856 0.0308
0.85 210 -0.4834 0.4693 0.0419
0.85 222 -0.095 0.3987 0.0305
0.85 234 -0.3187 0.4031 0.0357
0.85 246 -0.1718 0.4227 0.0318
0.85 258 0.3707 0.4661 0.0375
0.95 210 0.5645 0.6661 0.0455
0.95 222 0.9023 0.5243 0.0624
0.95 234 -0.0061 0.5852 0.03
0.95 246 -0.8225 0.7311 0.0582