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Measurement E151M1002

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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 : 0.1435 GeV2
W : 1385 GeV
ε : 0.9632
Ebeam : 2.999 GeV
εL: 0.3488 

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
0.05 54 0.4933 0.6906 0.0469
0.05 66 0.2818 0.7771 0.0364
0.05 306 -0.3136 0.5327 0.0378
0.15 54 0.9674 0.6083 0.0768
0.15 66 -0.079 0.6002 0.0305
0.15 294 -0.1782 0.4671 0.0327
0.15 306 -0.2886 0.4891 0.0367
0.25 54 1.3377 0.639 0.1023
0.25 66 -0.0096 0.4313 0.03
0.25 78 0.0872 0.5113 0.0307
0.25 282 0.2891 0.6667 0.0367
0.25 294 -0.4608 0.3854 0.0451
0.25 306 -0.0428 0.4479 0.0302
0.35 54 0.4062 0.7336 0.0422
0.35 66 0.1675 0.3837 0.0324
0.35 78 -0.15 0.4721 0.0319
0.35 282 0.111 0.4267 0.0311
0.35 294 0.4444 0.4216 0.0442
0.35 306 -0.6005 0.5288 0.0532
0.45 54 0.0163 0.5695 0.03
0.45 66 0.6711 0.4725 0.0575
0.45 78 0.711 0.5522 0.06
0.45 270 -0.4172 0.5954 0.0428
0.45 282 0.1696 0.4234 0.0325
0.45 294 -0.4618 0.3685 0.0452
0.45 306 0.5166 0.6293 0.0482
0.55 54 -0.2792 0.5066 0.0363
0.55 66 0.5199 0.6009 0.0484
0.55 78 1.0527 0.5887 0.0826
0.55 90 -0.0419 0.529 0.0302
0.55 102 -0.9101 0.4184 0.073
0.55 114 0.2051 0.744 0.0335
0.55 258 -0.7798 0.5271 0.0644
0.55 270 0.1566 0.54 0.0321
0.55 282 -0.473 0.3883 0.0458
0.55 294 -1.025 0.4188 0.0807
0.55 306 -0.5624 0.4466 0.0509
0.65 54 1.0413 0.7091 0.0818
0.65 66 0.746 0.7322 0.0622
0.65 78 0.1243 0.4337 0.0313
0.65 90 -0.2846 0.3459 0.0365
0.65 102 0.1074 0.392 0.031
0.65 114 0.2846 0.4024 0.0365
0.65 126 0.678 0.6961 0.0579
0.65 234 0.1762 0.6312 0.0326
0.65 246 0.8648 0.5261 0.07
0.65 258 -0.5136 0.3898 0.0481
0.65 270 0.1411 0.3966 0.0317
0.65 282 0.4984 0.4658 0.0472
0.65 294 0.7827 0.8078 0.0646
0.65 306 -0.7322 0.5576 0.0613
0.75 66 0.0163 0.5998 0.03
0.75 78 -0.1523 0.4588 0.032
0.75 90 0.139 0.3025 0.0317
0.75 102 -0.0832 0.2868 0.0306
0.75 114 -0.043 0.3272 0.0302
0.75 126 -0.5043 0.3779 0.0475
0.75 138 -0.2784 0.4536 0.0363
0.75 210 0.241 0.6496 0.0348
0.75 222 -0.2864 0.5005 0.0366
0.75 234 0.2675 0.4327 0.0358
0.75 246 -0.4229 0.3016 0.0431
0.75 258 -0.3101 0.3005 0.0376
0.75 270 0.1286 0.343 0.0314
0.75 282 0.2238 0.406 0.0342
0.75 294 -0.4544 0.5592 0.0448
0.85 66 -0.3401 0.4195 0.039
0.85 78 1.7996 0.6413 0.1349
0.85 90 0.1304 0.3209 0.0315
0.85 102 0.2612 0.2977 0.0356
0.85 114 -0.6544 0.282 0.0565
0.85 126 -0.298 0.3142 0.0371
0.85 138 0.3063 0.4177 0.0374
0.85 150 0.3057 0.5951 0.0374
0.85 162 0.4846 0.8278 0.0464
0.85 186 -0.7515 0.64 0.0626
0.85 198 0.1636 0.5576 0.0323
0.85 210 0.5171 0.4747 0.0483
0.85 222 -0.2163 0.3951 0.0339
0.85 234 -0.3988 0.3086 0.0418
0.85 246 -0.0559 0.3094 0.0303
0.85 258 -0.5501 0.2656 0.0502
0.85 270 -0.2065 0.269 0.0336
0.85 282 0.2681 0.2903 0.0358
0.85 294 0.0856 0.4237 0.0306
0.85 306 -0.5478 0.6505 0.05
0.95 66 0.0562 0.5057 0.0303
0.95 78 0.2296 0.6081 0.0344
0.95 90 -0.031 0.6704 0.0301
0.95 102 -0.0838 0.4078 0.0306
0.95 114 -0.0665 0.4032 0.0304
0.95 126 -0.8983 0.3575 0.0722
0.95 138 0.0434 0.5111 0.0302
0.95 150 -0.4489 0.4751 0.0445
0.95 162 -0.1511 0.7384 0.032
0.95 174 -0.3764 0.7049 0.0407
0.95 186 0.1193 0.6375 0.0312
0.95 198 -0.0505 0.5422 0.0302
0.95 210 -0.2528 0.4249 0.0352
0.95 222 -0.078 0.38 0.0305
0.95 234 0.0837 0.3698 0.0306
0.95 246 -0.3684 0.3109 0.0403
0.95 258 0.2346 0.3526 0.0346
0.95 270 -0.3682 0.2773 0.0403
0.95 282 -0.0633 0.321 0.0304
0.95 294 -0.2375 0.3116 0.0347
0.95 306 0.0237 0.6248 0.03