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Measurement E151M658

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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: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0707 GeV2
W : 1595 GeV
ε : 0.8195
Ebeam : 1.9889 GeV
εL: 0.0679 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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
AUL Stat. error Syst. error
0.35 270 1.0362 0.788 0.0701
0.35 282 0.1918 0.705 0.0322
0.45 78 -0.2039 0.7631 0.0325
0.45 126 0.6391 0.9018 0.0493
0.45 270 -0.2378 0.5957 0.0333
0.45 282 -0.1766 0.7369 0.0319
0.55 114 0.5215 0.8445 0.0438
0.55 126 -0.4021 0.7161 0.0388
0.55 210 0.6732 0.8723 0.0509
0.55 258 0.6242 0.8506 0.0486
0.55 270 0.8312 0.8109 0.059
0.55 282 -0.3408 0.6441 0.0365
0.65 114 -0.2606 0.6884 0.034
0.65 126 -0.5317 0.6535 0.0442
0.65 138 -0.0022 0.6579 0.03
0.65 210 0.0833 0.6841 0.0304
0.65 234 1.3661 0.8031 0.0888
0.65 282 0.0273 0.7201 0.03
0.65 294 -0.1203 0.6758 0.0309
0.75 66 -0.1377 0.7754 0.0312
0.75 126 -1.0355 0.6444 0.0701
0.75 138 -1.1816 0.524 0.0782
0.75 198 1.6025 0.7614 0.1025
0.75 210 0.0487 0.7741 0.0301
0.75 222 -0.3352 0.6137 0.0363
0.75 234 0.5211 0.6825 0.0438
0.75 246 0.7995 0.7515 0.0574
0.75 270 0.316 0.6827 0.0357
0.75 282 0.1835 0.6546 0.032
0.75 294 1.0314 0.6479 0.0699
0.85 102 -0.058 0.641 0.0302
0.85 114 -1.6729 0.5437 0.1066
0.85 126 -0.2276 0.8003 0.0331
0.85 198 -0.7487 0.6433 0.0547
0.85 210 1.073 0.6506 0.0722
0.85 222 -0.121 0.557 0.0309
0.85 234 0.0227 0.6086 0.03
0.85 246 0.2878 0.7193 0.0348
0.95 234 0.3544 0.7162 0.037
0.95 246 -0.3591 0.6424 0.0372