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Measurement E151M607

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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 : 0.0291 GeV2
W : 1505 GeV
ε : 0.8914
Ebeam : 1.9889 GeV
εL: 0.0458 

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 78 0.2521 0.6677 0.0337
0.35 90 0.5085 0.7008 0.0432
0.35 270 -0.2551 0.6286 0.0338
0.35 282 0.3078 0.6298 0.0354
0.35 294 -0.7541 0.4884 0.055
0.45 66 0.2553 0.7203 0.0338
0.45 78 -0.4714 0.4518 0.0416
0.45 90 0.2141 0.5231 0.0327
0.45 270 0.4614 0.6659 0.0412
0.45 282 -1.1805 0.4519 0.0782
0.45 294 0.3905 0.7183 0.0383
0.55 78 -0.4329 0.5241 0.04
0.55 90 -0.2278 0.5777 0.0331
0.55 138 -0.6495 0.5852 0.0498
0.55 222 0.5425 0.6711 0.0447
0.55 234 0.726 0.6914 0.0536
0.55 270 0.0569 0.5707 0.0302
0.55 282 0.9288 0.5058 0.0642
0.55 294 -0.8123 0.5034 0.058
0.65 78 0.6645 0.6668 0.0505
0.65 114 -0.6692 0.5317 0.0507
0.65 126 -0.5064 0.5104 0.0431
0.65 138 0.5333 0.6047 0.0443
0.65 150 -0.1082 0.6446 0.0307
0.65 198 0.3542 0.6956 0.037
0.65 222 1.0631 0.4368 0.0716
0.65 234 0.9701 0.5839 0.0665
0.65 270 0.3158 0.6705 0.0357
0.75 78 0.7014 0.7226 0.0524
0.75 126 -1.3418 0.3783 0.0874
0.75 138 -1.3594 0.3965 0.0884
0.75 210 0.7133 0.6419 0.0529
0.75 222 1.869 0.4621 0.1182
0.75 234 1.1807 0.5928 0.0782
0.75 246 0.2755 0.6032 0.0344
0.75 282 -1.1107 0.4146 0.0743
0.85 114 -0.6322 0.6212 0.0489
0.85 210 0.9726 0.6366 0.0666
0.85 222 0.1373 0.5832 0.0312
0.85 234 0.6012 0.5414 0.0475