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Measurement E151M1838

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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 : 0.1435 GeV2
W : 1505 GeV
ε : 0.8508
Ebeam : 1.9889 GeV
εL: 0.1841 

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
0.25 54 -0.826 0.7568 0.0584
0.25 66 0.0979 0.7962 0.0306
0.25 78 0.0043 0.6712 0.03
0.25 282 -0.3424 0.7579 0.0365
0.25 294 0.1446 0.6581 0.0313
0.35 66 -1.2847 0.6548 0.0834
0.35 78 0.5664 0.6559 0.0456
0.35 270 0.0406 0.7929 0.0301
0.35 282 -0.3661 0.6438 0.0373
0.35 294 -0.4089 0.7124 0.0389
0.35 306 0.4091 0.7803 0.0389
0.45 66 0.5348 0.7936 0.0442
0.45 78 0.4386 0.6709 0.0401
0.45 270 -1.2966 0.5705 0.0841
0.45 282 -0.6973 0.5515 0.0518
0.45 294 0.5066 0.6128 0.0429
0.55 66 0.0023 0.7889 0.03
0.55 78 1.6794 0.6985 0.1061
0.55 102 -2.0339 0.6685 0.1268
0.55 114 0.2133 0.6919 0.0327
0.55 126 -0.9978 0.7673 0.0675
0.55 270 -1.2461 0.7148 0.0812
0.55 282 0.7586 0.6638 0.0549
0.55 306 0.6473 0.6981 0.0494
0.65 102 0.5136 0.6478 0.0432
0.65 114 0.0597 0.5859 0.0302
0.65 126 -0.1589 0.6411 0.0315
0.65 138 0.6215 0.7026 0.0481
0.65 210 1.1232 0.6823 0.0744
0.65 222 0.0221 0.6574 0.03
0.65 234 -0.5468 0.5953 0.0447
0.65 246 -1.4848 0.6224 0.0948
0.65 294 0.2489 0.5808 0.0336
0.65 306 -0.5322 0.7037 0.044
0.75 102 0.3376 0.5673 0.0363
0.75 114 -0.6031 0.5944 0.0473
0.75 126 -0.0867 0.5382 0.0305
0.75 138 -0.434 0.7155 0.0399
0.75 210 0.7756 0.5886 0.0558
0.75 222 -0.7585 0.5659 0.0549
0.75 234 -0.8858 0.495 0.0615
0.75 246 -0.0936 0.5219 0.0305
0.75 258 0.4218 0.6283 0.0394
0.75 294 0.2398 0.6184 0.0333
0.85 78 1.2848 0.6354 0.0834
0.85 90 1.2827 0.5826 0.0833
0.85 114 -0.637 0.7818 0.0489
0.85 126 -0.145 0.5976 0.0313
0.85 138 0.3568 0.6683 0.037
0.85 198 0.6163 0.7129 0.0479
0.85 210 0.802 0.6793 0.0571
0.85 222 0.1427 0.6057 0.0312
0.85 234 -0.1324 0.5275 0.0311
0.85 246 0.1537 0.4764 0.0314
0.85 258 0.6124 0.5078 0.0477
0.85 270 0.0413 0.6595 0.0301
0.95 222 0.3205 0.6269 0.0357
0.95 234 -0.2409 0.5812 0.0334
0.95 246 0.0934 0.5205 0.0305
0.95 258 -0.0172 0.5627 0.03
0.95 270 -0.8826 0.5197 0.0613