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Measurement E151M2273

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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 : 0.205 GeV2
W : 1505 GeV
ε : 0.9328
Ebeam : 2.999 GeV
εL: 0.2665 

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 54 -0.7705 0.7827 0.0634
0.05 66 -1.1794 0.8013 0.0906
0.05 294 0.1217 0.9402 0.0313
0.05 306 0.1487 0.8237 0.0319
0.15 54 0.1089 0.7018 0.031
0.15 66 -0.0377 0.6267 0.0301
0.15 78 -0.1451 0.8091 0.0318
0.15 282 0.8005 0.8537 0.0653
0.15 294 0.4639 0.6681 0.0451
0.15 306 -1.5201 0.6011 0.1142
0.25 54 -0.3575 0.6347 0.0396
0.25 66 -0.548 0.538 0.0498
0.25 78 1.9888 0.5816 0.1473
0.25 282 0.0063 0.5591 0.03
0.25 294 0.3426 0.5175 0.039
0.25 306 -0.9697 0.5719 0.0764
0.35 54 -0.4416 0.8283 0.0439
0.35 66 0.7671 0.6254 0.0632
0.35 78 -0.7962 0.583 0.0651
0.35 90 -1.6443 0.8548 0.1229
0.35 270 0.7735 0.553 0.0636
0.35 282 -0.4408 0.4366 0.0438
0.35 294 0.2306 0.4947 0.0343
0.35 306 -0.7161 0.7551 0.06
0.45 54 -0.951 0.6965 0.0752
0.45 66 -0.0407 0.62 0.0301
0.45 78 0.1843 0.7086 0.0328
0.45 90 0.1079 0.6943 0.031
0.45 102 0.1627 0.752 0.0322
0.45 114 0.6655 0.8515 0.0568
0.45 258 -1.051 0.8733 0.0819
0.45 270 0.2345 0.5305 0.0345
0.45 282 0.5024 0.4684 0.0472
0.45 294 -0.0708 0.5153 0.0304
0.45 306 -0.4259 0.7678 0.0431
0.55 54 1.997 0.6005 0.1479
0.55 78 -0.4368 0.7238 0.0436
0.55 90 0.5368 0.5443 0.0491
0.55 102 -0.736 0.4836 0.0612
0.55 114 -0.1288 0.5714 0.0314
0.55 126 1.9007 0.7685 0.1411
0.55 234 0.1365 0.9255 0.0316
0.55 246 -0.6347 0.651 0.0549
0.55 258 -0.1766 0.7398 0.0326
0.55 270 0.2878 0.6261 0.0365
0.55 282 0.3078 0.4907 0.0374
0.55 294 -0.069 0.7759 0.0304
0.55 306 0.9107 0.466 0.0725
0.55 318 0.4583 0.8349 0.0448
0.65 66 1.5689 0.8135 0.1177
0.65 78 1.4023 0.5519 0.106
0.65 90 0.8912 0.4458 0.0712
0.65 102 -0.2508 0.4174 0.0351
0.65 114 0.6045 0.4578 0.0531
0.65 126 -1.4437 0.4854 0.1089
0.65 138 0.599 0.7526 0.0528
0.65 210 0.2127 0.7936 0.0337
0.65 222 0.4702 0.6765 0.0454
0.65 234 0.1257 0.5446 0.0314
0.65 246 -0.6348 0.5625 0.0549
0.65 258 0.1384 0.6294 0.0316
0.65 270 0.5734 0.6343 0.0513
0.65 282 -0.9899 0.5956 0.0778
0.65 294 0.6033 0.5594 0.053
0.65 306 0.8073 0.6199 0.0658
0.75 66 0.2813 0.5185 0.0363
0.75 78 -0.0143 0.6281 0.03
0.75 90 -0.7871 0.4298 0.0645
0.75 102 -0.0371 0.3601 0.0301
0.75 114 -0.0035 0.425 0.03
0.75 126 0.1326 0.4818 0.0315
0.75 138 0.1262 0.5519 0.0314
0.75 150 -1.8179 0.8479 0.1352
0.75 186 -1.286 0.7735 0.098
0.75 198 0.0103 0.6825 0.03
0.75 210 0.2661 0.6331 0.0357
0.75 222 -1.0293 0.5314 0.0804
0.75 234 -0.0906 0.4598 0.0307
0.75 246 0.2851 0.4386 0.0364
0.75 258 0.2121 0.5081 0.0337
0.75 270 -0.5927 0.4676 0.0524
0.75 282 -1.6967 0.6959 0.1266
0.75 294 0.4399 0.5721 0.0438
0.85 66 0.3472 0.4402 0.0392
0.85 78 0.172 0.435 0.0325
0.85 90 -0.2656 0.773 0.0356
0.85 102 0.0553 0.4705 0.0303
0.85 114 -0.075 0.4713 0.0305
0.85 126 -0.6559 0.4557 0.0562
0.85 138 0.4152 0.6357 0.0425
0.85 150 -0.7376 0.8459 0.0613
0.85 162 0.2736 0.8394 0.036
0.85 186 -0.2484 0.6599 0.035
0.85 198 0.9114 0.597 0.0726
0.85 210 0.29 0.4676 0.0366
0.85 222 0.0364 0.4564 0.0301
0.85 234 -0.1749 0.42 0.0326
0.85 246 -0.5802 0.3717 0.0517
0.85 258 0.4727 0.3718 0.0455
0.85 270 0.648 0.4173 0.0557
0.85 282 -0.2652 0.4721 0.0356
0.85 294 -0.1216 0.5252 0.0313
0.95 66 0.2027 0.4839 0.0334
0.95 78 0.3225 0.5583 0.038
0.95 90 0.429 0.6521 0.0432
0.95 126 1.1375 0.6964 0.0878
0.95 138 1.0539 0.7908 0.0821
0.95 150 -1.0262 0.811 0.0802
0.95 174 -0.4885 0.8265 0.0464
0.95 186 -0.0682 0.7056 0.0304
0.95 198 0.0745 0.6593 0.0305
0.95 210 0.4358 0.5357 0.0436
0.95 222 -0.3084 0.4809 0.0374
0.95 234 -0.552 0.4523 0.05
0.95 246 -0.076 0.4534 0.0305
0.95 258 -0.1929 0.414 0.0331
0.95 270 0.3566 0.3867 0.0396
0.95 282 0.0845 0.3873 0.0306
0.95 294 0.0556 0.3572 0.0303
0.95 306 -0.2411 0.492 0.0347