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Measurement E151M980

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

Q2 : 0.1715 GeV2
W : 1325 GeV
ε : 0.9679
Ebeam : 2.999 GeV
εL: 0.5336 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
-0.15 30 0.3986 0.7926 0.0418
-0.05 306 0.3036 0.6848 0.0373
-0.05 318 -0.9579 0.5141 0.0762
0.05 54 -0.1766 0.5883 0.0327
0.05 66 -0.0442 0.6811 0.0302
0.05 294 -0.173 0.7087 0.0326
0.05 306 -0.4674 0.4718 0.0455
0.05 318 -0.5064 0.6362 0.0476
0.15 54 -0.1002 0.5039 0.0309
0.15 66 -0.0367 0.3909 0.0301
0.15 294 0.175 0.4628 0.0326
0.15 306 0.0858 0.4019 0.0306
0.15 318 0.1623 0.7022 0.0323
0.25 54 1.382 0.635 0.1054
0.25 66 0.1537 0.3572 0.032
0.25 78 -0.2131 0.544 0.0338
0.25 282 -0.5203 0.5063 0.0484
0.25 294 0.1288 0.4545 0.0314
0.25 306 0.103 0.4354 0.0309
0.35 54 -0.1171 0.4946 0.0312
0.35 66 0.4169 0.3609 0.0428
0.35 78 -0.5217 0.4395 0.0485
0.35 282 0.1992 0.6962 0.0333
0.35 294 -0.3658 0.4089 0.0402
0.35 306 -0.6388 0.3857 0.0555
0.45 54 1.1803 0.7333 0.0913
0.45 66 1.1282 0.43 0.0877
0.45 78 0.376 0.4948 0.0407
0.45 270 0.4328 0.7342 0.0436
0.45 282 -0.2672 0.4335 0.0358
0.45 294 -0.6285 0.4434 0.0549
0.55 54 -0.1108 0.6241 0.0311
0.55 66 0.448 0.5407 0.0444
0.55 78 0.163 0.4799 0.0323
0.55 90 -0.2982 0.561 0.0371
0.55 102 0.303 0.6372 0.0373
0.55 258 0.03 0.7564 0.0301
0.55 270 -0.4076 0.3902 0.0423
0.55 282 0.3502 0.4079 0.0394
0.55 294 -0.73 0.3703 0.0612
0.65 66 0.4846 0.5751 0.0464
0.65 78 -0.4891 0.3523 0.0467
0.65 90 -0.058 0.3525 0.0303
0.65 102 0.1657 0.3993 0.0324
0.65 114 -0.31 0.5164 0.0376
0.65 246 1.0299 0.7691 0.081
0.65 258 0.1674 0.3116 0.0324
0.65 270 -0.0277 0.3021 0.0301
0.65 282 -0.5149 0.3276 0.0481
0.65 294 -0.3768 0.4017 0.0407
0.75 66 0.8601 0.627 0.0697
0.75 78 -0.3163 0.254 0.0379
0.75 90 0.1906 0.3059 0.0331
0.75 102 0.2054 0.3024 0.0335
0.75 114 0.3486 0.3365 0.0394
0.75 126 -0.0421 0.5187 0.0302
0.75 234 -0.9909 0.3664 0.0784
0.75 246 -0.4859 0.2603 0.0465
0.75 258 -0.115 0.2747 0.0312
0.75 270 -0.3916 0.2344 0.0415
0.75 282 -0.0567 0.2775 0.0303
0.75 294 0.2809 0.33 0.0364
0.75 306 -0.1421 0.5862 0.0317
0.85 54 1.6336 0.7068 0.1231
0.85 66 0.2213 0.6624 0.0341
0.85 78 0.1822 0.3287 0.0328
0.85 90 -0.0455 0.2618 0.0302
0.85 102 0.0168 0.2604 0.03
0.85 114 -0.1239 0.2772 0.0313
0.85 126 0.2028 0.3377 0.0335
0.85 138 0.3406 0.4346 0.039
0.85 150 -0.386 0.4317 0.0412
0.85 198 0.09 0.6405 0.0307
0.85 210 0.6416 0.6086 0.0557
0.85 222 -0.2387 0.3704 0.0347
0.85 234 -0.3679 0.2797 0.0403
0.85 246 0.3213 0.2928 0.0381
0.85 258 -0.2536 0.2448 0.0353
0.85 270 -0.5163 0.2275 0.0482
0.85 282 -0.0582 0.2419 0.0303
0.85 294 -0.4256 0.2134 0.0432
0.85 306 -0.463 0.3685 0.0452
0.95 42 -0.2616 0.6355 0.0356
0.95 54 0.7024 0.5864 0.0595
0.95 66 1.1131 0.6807 0.0867
0.95 78 0.2105 0.365 0.0337
0.95 90 -0.2051 0.2915 0.0335
0.95 102 -0.7019 0.2608 0.0594
0.95 114 -0.1515 0.3002 0.032
0.95 126 -0.469 0.295 0.0455
0.95 138 0.3445 0.3895 0.0392
0.95 150 -0.5346 0.3589 0.0493
0.95 162 -0.4564 0.4659 0.0449
0.95 174 1.4029 0.5905 0.1068
0.95 186 -0.4611 0.4441 0.0451
0.95 198 0.0388 0.4731 0.0301
0.95 210 0.1469 0.4235 0.0319
0.95 222 0.6396 0.438 0.0555
0.95 234 0.1554 0.3593 0.0321
0.95 246 0.0207 0.3179 0.03
0.95 258 -0.4044 0.2738 0.0421
0.95 270 -0.1368 0.2779 0.0316
0.95 282 -0.0682 0.2833 0.0304
0.95 294 -0.507 0.2281 0.0477
0.95 306 -0.2612 0.3057 0.0356
0.95 318 0.0756 0.5376 0.0305