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Measurement E151M1815

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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 : 0.0348 GeV2
W : 1475 GeV
ε : 0.9043
Ebeam : 1.9889 GeV
εL: 0.0627 

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 -0.804 0.8341 0.0572
0.25 30 -0.5864 0.7156 0.0465
0.25 66 -0.0824 0.8227 0.0304
0.25 78 -1.5366 0.5423 0.0978
0.25 282 -0.3163 0.7717 0.0356
0.25 294 -0.5033 0.8192 0.0428
0.35 18 0.3651 0.8142 0.0373
0.35 54 -0.5373 0.6883 0.0443
0.35 66 -0.4141 0.6136 0.0391
0.35 78 -0.3469 0.5234 0.0366
0.35 90 0.374 0.6397 0.0376
0.35 270 0.4872 0.5255 0.0421
0.35 282 0.3032 0.5071 0.0352
0.35 294 0.0763 0.527 0.0304
0.35 306 0.2411 0.8251 0.0334
0.35 330 -0.3159 0.675 0.0356
0.45 18 -0.0673 0.701 0.0303
0.45 30 0.0825 0.8452 0.0304
0.45 66 -0.7443 0.4968 0.0542
0.45 78 -0.3006 0.4278 0.0351
0.45 90 0.4687 0.5524 0.0413
0.45 102 -0.5185 0.6914 0.0434
0.45 114 -0.7667 0.8633 0.0553
0.45 258 -0.4522 0.617 0.0406
0.45 270 -0.1383 0.4617 0.0311
0.45 282 -0.3984 0.4446 0.0385
0.45 294 0.2103 0.4752 0.0326
0.45 306 1.827 0.6099 0.1147
0.55 66 -0.6413 0.7223 0.0491
0.55 78 0.3006 0.5937 0.0351
0.55 90 -0.3171 0.4778 0.0356
0.55 102 0.2944 0.6442 0.0349
0.55 114 0.8985 0.551 0.0622
0.55 126 -0.0988 0.589 0.0306
0.55 138 -0.176 0.6109 0.0318
0.55 150 0.7758 0.7295 0.0558
0.55 198 -0.4861 0.7285 0.042
0.55 210 -0.6585 0.6702 0.0499
0.55 222 1.382 0.4951 0.089
0.55 234 0.4976 0.59 0.0425
0.55 246 -0.287 0.8021 0.0347
0.55 258 0.0556 0.5345 0.0302
0.55 270 -0.799 0.5202 0.057
0.55 282 0.3413 0.4123 0.0364
0.55 294 0.4372 0.5774 0.04
0.65 66 -0.846 0.6625 0.0594
0.65 78 -0.6473 0.5803 0.0494
0.65 90 -0.2447 0.7031 0.0335
0.65 102 -1.003 0.7629 0.0678
0.65 114 0.3799 0.5725 0.0378
0.65 126 -0.3222 0.4959 0.0358
0.65 138 -0.7769 0.5907 0.0558
0.65 150 -0.0896 0.6038 0.0305
0.65 198 -0.0843 0.7158 0.0304
0.65 210 -0.5406 0.601 0.0444
0.65 222 -1.3412 0.4509 0.0866
0.65 234 0.1945 0.4772 0.0322
0.65 246 -0.3661 0.5779 0.0373
0.65 258 1.4387 0.4901 0.0922
0.65 270 -0.6486 0.4976 0.0494
0.65 282 0.1343 0.5998 0.0311
0.65 294 0.1308 0.6332 0.031
0.75 66 -0.1623 0.5625 0.0316
0.75 78 -0.8852 0.5833 0.0615
0.75 90 -0.4281 0.7703 0.0397
0.75 114 -0.2706 0.5758 0.0342
0.75 126 -0.1372 0.4879 0.0311
0.75 138 -0.2165 0.4787 0.0327
0.75 150 0.0821 0.7335 0.0304
0.75 198 0.1521 0.6617 0.0314
0.75 210 -0.4641 0.5863 0.0411
0.75 222 -0.0957 0.4096 0.0306
0.75 234 -0.342 0.4005 0.0365
0.75 246 0.1875 0.4916 0.0321
0.75 258 0.2625 0.8047 0.034
0.75 270 -0.0362 0.8806 0.0301
0.75 282 0.4584 0.5099 0.0409
0.75 294 0.9435 0.6112 0.0646
0.85 102 0.6786 0.8598 0.0509
0.85 114 -0.7365 0.6522 0.0538
0.85 126 0.8924 0.7059 0.0618
0.85 198 0.0224 0.743 0.03
0.85 210 0.3882 0.5308 0.0381
0.85 222 0.1409 0.4691 0.0312
0.85 234 -0.7958 0.4872 0.0568
0.85 246 0.4152 0.4806 0.0392
0.85 258 0.5919 0.6877 0.0468
0.95 126 0.0425 0.764 0.0301
0.95 222 1.0518 0.6673 0.0704
0.95 234 -0.2798 0.6252 0.0345