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Measurement E151M2258

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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 : 0.1205 GeV2
W : 1475 GeV
ε : 0.9511
Ebeam : 2.999 GeV
εL: 0.2014 

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
-0.05 30 -0.8346 0.8475 0.0675
0.05 30 -0.1481 0.8432 0.0319
0.05 54 -0.409 0.7691 0.0422
0.05 66 1.1914 0.8895 0.0915
0.15 18 0.0854 0.7857 0.0306
0.15 54 0.3546 0.6642 0.0395
0.15 66 -0.0376 0.5673 0.0301
0.15 78 1.2152 0.8104 0.0931
0.15 294 -0.0221 0.5827 0.03
0.15 306 0.3629 0.6907 0.0399
0.25 54 -0.1623 0.4952 0.0322
0.25 66 -0.3395 0.5215 0.0388
0.25 78 -0.1046 0.5878 0.0309
0.25 282 0.2413 0.4919 0.0347
0.25 294 0.5388 0.4443 0.0493
0.25 306 -1.5366 0.5444 0.1154
0.35 54 0.0439 0.6863 0.0302
0.35 66 -0.0726 0.4849 0.0305
0.35 78 -0.4119 0.5282 0.0423
0.35 90 -1.5502 0.7789 0.1163
0.35 270 -0.5883 0.5441 0.0522
0.35 282 0.1005 0.3991 0.0309
0.35 294 -0.3994 0.4518 0.0417
0.35 306 -0.6668 0.6022 0.0569
0.45 54 1.9003 0.6092 0.141
0.45 66 -0.4872 0.4808 0.0463
0.45 78 -0.6686 0.5561 0.057
0.45 90 -0.4267 0.6575 0.0431
0.45 102 -0.6766 0.695 0.0575
0.45 114 -1.1652 0.6799 0.0897
0.45 258 0.9241 0.7609 0.0734
0.45 270 0.4132 0.4357 0.0424
0.45 282 0.4764 0.4389 0.0458
0.45 294 -0.1687 0.4112 0.0324
0.55 54 0.6971 0.5579 0.0588
0.55 66 0.7406 0.5454 0.0615
0.55 78 0.9932 0.5698 0.078
0.55 90 -0.3106 0.5065 0.0375
0.55 102 -0.0864 0.4348 0.0306
0.55 114 0.3131 0.4669 0.0376
0.55 126 -0.9685 0.7632 0.0764
0.55 234 0.1962 0.8084 0.0332
0.55 246 0.207 0.7532 0.0335
0.55 258 -0.2729 0.5659 0.0359
0.55 270 0.5622 0.5114 0.0506
0.55 282 -0.7008 0.4146 0.059
0.55 294 -0.1579 0.5303 0.0321
0.55 306 0.4243 0.4567 0.043
0.65 54 0.7437 0.6117 0.0617
0.65 66 1.055 0.7231 0.0822
0.65 78 -0.1343 0.6908 0.0315
0.65 90 0.1154 0.4039 0.0311
0.65 102 -0.3013 0.391 0.0371
0.65 114 0.1619 0.3902 0.0322
0.65 126 0.3275 0.4681 0.0383
0.65 138 0.2616 0.526 0.0355
0.65 150 0.9918 0.952 0.0779
0.65 198 2.2389 0.7071 0.1651
0.65 210 -0.0217 0.794 0.03
0.65 222 0.0336 0.617 0.0301
0.65 234 0.6387 0.5011 0.0552
0.65 246 -0.1057 0.5154 0.031
0.65 258 0.4974 0.5524 0.0469
0.65 270 -0.135 0.5641 0.0316
0.65 282 0.948 0.6439 0.075
0.65 294 0.3058 0.4691 0.0373
0.65 306 1.0456 0.4114 0.0815
0.75 66 0.7413 0.7525 0.0616
0.75 78 1.0052 0.7399 0.0788
0.75 90 -0.7114 0.4216 0.0597
0.75 102 -0.0768 0.3424 0.0305
0.75 114 -0.4389 0.3751 0.0437
0.75 126 -0.8685 0.4255 0.0698
0.75 138 0.0008 0.4898 0.03
0.75 150 1.0263 0.6612 0.0802
0.75 162 0.4985 1.0142 0.047
0.75 174 -0.9762 0.9393 0.0769
0.75 186 -0.945 0.7056 0.0748
0.75 198 0.4231 0.5934 0.0429
0.75 210 0.0697 0.5405 0.0304
0.75 222 -0.2772 0.4544 0.0361
0.75 234 -0.6527 0.4065 0.056
0.75 246 0.2995 0.3791 0.037
0.75 258 -0.5332 0.4627 0.0489
0.75 270 -0.5693 0.5583 0.051
0.75 282 0.2767 0.9488 0.0361
0.75 294 -0.014 0.5238 0.03
0.85 66 0.3065 0.6131 0.0373
0.85 78 0.5838 0.3881 0.0519
0.85 90 -0.0632 0.5131 0.0303
0.85 102 -0.1274 0.4663 0.0314
0.85 114 -0.2138 0.4029 0.0338
0.85 126 -0.1174 0.4021 0.0312
0.85 138 0.6486 0.4647 0.0558
0.85 150 0.0364 0.674 0.0301
0.85 174 0.9044 0.8752 0.0721
0.85 186 -0.0402 0.6479 0.0301
0.85 198 0.4724 0.6268 0.0455
0.85 210 0.6452 0.5029 0.0556
0.85 222 0.0411 0.4146 0.0301
0.85 234 0.4877 0.3753 0.0464
0.85 246 -0.4757 0.331 0.0457
0.85 258 0.1257 0.4119 0.0314
0.85 270 0.343 0.4796 0.039
0.85 282 -0.4638 0.5054 0.0451
0.85 294 -0.2904 0.9052 0.0367
0.95 78 -0.8986 0.5328 0.0717
0.95 90 -0.4497 0.526 0.0443
0.95 102 1.0322 0.5729 0.0806
0.95 126 -0.8961 0.7721 0.0716
0.95 138 1.6971 0.9675 0.1267
0.95 150 -0.0696 0.8361 0.0304
0.95 174 1.2187 0.8314 0.0933
0.95 186 -0.214 0.7764 0.0338
0.95 198 -0.0175 0.6776 0.03
0.95 210 0.2058 0.5657 0.0335
0.95 222 -0.3744 0.4838 0.0405
0.95 234 1.0118 0.4554 0.0793
0.95 246 -0.1885 0.415 0.033
0.95 258 -0.0622 0.3822 0.0303
0.95 270 0.3882 0.3604 0.0411
0.95 282 0.6435 0.392 0.0555
0.95 294 0.7396 0.8442 0.0615