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Measurement E151M2320

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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 : 1625 GeV
ε : 0.9137
Ebeam : 2.999 GeV
εL: 0.1096 

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 66 1.2839 0.8605 0.0978
0.25 18 -0.6026 1.033 0.053
0.25 54 1.4868 0.855 0.1119
0.25 66 -0.4315 0.7235 0.0433
0.25 78 -0.3278 0.8618 0.0383
0.25 270 0.0597 0.996 0.0303
0.25 282 1.3521 0.7322 0.1025
0.25 294 0.7276 0.8531 0.0607
0.35 66 -0.9285 0.7093 0.0737
0.35 78 0.2316 0.8224 0.0344
0.35 90 -0.4268 0.9575 0.0431
0.35 102 0.8021 0.9385 0.0654
0.35 114 0.3927 0.9211 0.0414
0.35 258 -1.3568 0.9316 0.1029
0.35 270 0.62 0.6843 0.054
0.35 282 -1.4429 0.5947 0.1088
0.35 294 -0.4991 0.7535 0.047
0.45 66 1.0548 0.7622 0.0822
0.45 78 0.142 0.7756 0.0317
0.45 90 -0.973 1.0031 0.0767
0.45 102 0.033 0.7933 0.0301
0.45 114 -0.1109 0.7264 0.0311
0.45 126 -0.3999 0.841 0.0417
0.45 222 0.328 1.0516 0.0383
0.45 234 0.4712 1.0566 0.0455
0.45 258 0.235 0.7798 0.0345
0.45 270 -0.1152 0.6079 0.0311
0.45 282 -0.3561 0.5615 0.0396
0.45 294 0.3635 0.8937 0.0399
0.55 54 -0.9418 0.9476 0.0746
0.55 66 -0.2447 0.74 0.0349
0.55 78 -0.6082 0.9293 0.0533
0.55 90 -0.1414 1.0862 0.0317
0.55 102 0.0435 0.6463 0.0302
0.55 114 0.1145 0.5669 0.0311
0.55 126 -0.3288 0.6758 0.0383
0.55 138 -0.0528 0.6804 0.0302
0.55 150 -0.5741 0.9172 0.0513
0.55 198 -1.1305 0.9604 0.0873
0.55 210 -0.8547 0.8209 0.0689
0.55 222 0.3177 0.7247 0.0378
0.55 234 0.6061 0.7985 0.0532
0.55 246 -0.8102 0.6485 0.066
0.55 258 0.4347 0.6784 0.0435
0.55 270 -0.2468 0.5448 0.0349
0.55 282 0.5968 0.6583 0.0527
0.55 294 0.7558 0.8021 0.0625
0.55 306 1.2862 0.8976 0.098
0.65 54 0.0827 0.6488 0.0306
0.65 66 -0.038 0.8235 0.0301
0.65 78 1.8742 0.7866 0.1392
0.65 90 -0.4543 0.8182 0.0446
0.65 102 -0.0981 0.5564 0.0308
0.65 114 -1.1567 0.548 0.0891
0.65 126 0.1276 0.6132 0.0314
0.65 138 -0.6542 0.686 0.0561
0.65 150 -1.8358 0.7136 0.1365
0.65 162 -0.9502 1.0545 0.0751
0.65 186 -1.0309 0.9086 0.0805
0.65 198 -0.959 0.687 0.0757
0.65 210 -1.0402 0.6665 0.0812
0.65 222 0.0772 0.6546 0.0305
0.65 234 0.6868 0.7749 0.0581
0.65 246 0.2967 0.6606 0.0369
0.65 258 -1.2664 0.7634 0.0966
0.65 270 0.7425 0.8072 0.0616
0.65 282 0.286 0.6824 0.0365
0.65 294 -0.7532 0.5244 0.0623
0.65 306 0.7655 0.7103 0.0631
0.75 66 0.3005 0.8672 0.0371
0.75 78 0.2287 0.639 0.0343
0.75 90 -1.5004 0.605 0.1129
0.75 102 1.0016 0.6708 0.0786
0.75 114 -0.0309 0.5651 0.0301
0.75 126 0.5532 0.4952 0.0501
0.75 138 -0.394 0.6379 0.0414
0.75 150 -1.0901 0.8098 0.0846
0.75 162 -0.8728 0.8413 0.07
0.75 174 1.4143 0.8933 0.1068
0.75 186 -0.0348 0.746 0.0301
0.75 198 -0.542 0.6655 0.0494
0.75 210 0.9301 0.5782 0.0738
0.75 222 0.1728 0.5347 0.0325
0.75 234 0.5435 0.5759 0.0495
0.75 246 -0.5704 0.566 0.0511
0.75 258 -1.668 0.5901 0.1246
0.75 270 0.2734 0.747 0.036
0.75 282 -0.4845 0.4657 0.0462
0.75 294 -0.0996 0.4943 0.0309
0.75 306 0.7332 0.9293 0.061
0.85 78 0.1347 0.5937 0.0315
0.85 90 0.7022 0.434 0.0591
0.85 102 0.1027 0.4534 0.0309
0.85 114 -0.2179 0.6735 0.0339
0.85 126 0.7194 0.8472 0.0602
0.85 138 0.5418 0.8947 0.0494
0.85 150 1.7408 0.6747 0.1297
0.85 162 -0.729 1.086 0.0608
0.85 174 -0.9188 0.8334 0.0731
0.85 186 -0.3093 0.6409 0.0375
0.85 198 -0.8718 0.6027 0.07
0.85 210 0.2327 0.5264 0.0344
0.85 222 -0.1247 0.4948 0.0313
0.85 234 0.3131 0.462 0.0376
0.85 246 0.755 0.4888 0.0624
0.85 258 0.7257 0.5578 0.0606
0.85 270 0.6709 0.8498 0.0572
0.85 282 -0.5865 0.6897 0.052
0.95 90 0.7741 0.63 0.0636
0.95 102 0.1081 0.6889 0.031
0.95 114 0.4204 0.7902 0.0428
0.95 126 0.471 0.8763 0.0455
0.95 186 0.3222 0.8173 0.038
0.95 198 -0.3485 0.6866 0.0392
0.95 210 0.1986 0.5892 0.0333
0.95 222 -0.37 0.5305 0.0402
0.95 234 -0.2894 0.5076 0.0366
0.95 246 -0.1812 0.5177 0.0328
0.95 258 0.4825 0.5952 0.0461
0.95 270 -0.0504 0.5797 0.0302