CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1043

You are not logged in.

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 : 0.4155 GeV2
W : 1475 GeV
ε : 0.9081
Ebeam : 2.999 GeV
εL: 0.454 

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
0.05 54 -0.5269 0.6834 0.0488
0.05 66 -0.0731 0.7806 0.0305
0.15 66 0.1656 0.7391 0.0324
0.15 294 -0.7513 0.5887 0.0626
0.15 306 -0.2772 0.673 0.0362
0.25 66 -0.377 0.6915 0.0407
0.25 282 1.4479 0.896 0.11
0.35 282 0.674 0.7825 0.0577
0.35 294 1.1345 0.781 0.0882
0.45 78 -0.5071 0.7243 0.0477
0.45 90 0.2839 0.711 0.0365
0.45 102 0.0425 0.7522 0.0302
0.45 282 -0.1725 0.7056 0.0325
0.55 78 1.8824 0.779 0.1408
0.55 90 0.1422 0.6123 0.0317
0.55 102 -0.4474 0.6535 0.0444
0.55 246 -0.2556 0.7679 0.0353
0.55 258 -0.0564 0.7403 0.0303
0.65 54 -0.1452 0.7656 0.0318
0.65 78 -0.028 0.6431 0.0301
0.65 90 -0.288 0.5295 0.0366
0.65 102 -0.9059 0.4878 0.0727
0.65 114 -0.6056 0.5761 0.0535
0.65 126 -0.1712 0.7689 0.0325
0.65 234 0.6601 0.8758 0.0568
0.65 246 0.273 0.8371 0.036
0.65 258 -0.3434 0.5675 0.0391
0.75 54 0.7122 0.6865 0.0601
0.75 66 0.3221 0.8138 0.0381
0.75 78 0.4589 0.653 0.045
0.75 90 0.0847 0.5955 0.0306
0.75 102 -1.3564 0.3918 0.1036
0.75 114 -0.4078 0.5747 0.0423
0.75 126 -0.0917 0.8102 0.0307
0.75 222 1.0507 0.8587 0.0824
0.75 234 0.258 0.6894 0.0354
0.75 246 1.0291 0.563 0.081
0.75 258 -0.3974 0.5372 0.0418
0.75 270 -0.8228 0.4842 0.0672
0.75 282 -0.2577 0.6268 0.0354
0.85 54 0.2195 0.6619 0.034
0.85 66 0.3547 0.648 0.0396
0.85 90 1.1137 0.6681 0.0868
0.85 102 -0.1127 0.5877 0.0311
0.85 114 0.7945 0.7301 0.0654
0.85 126 -0.0352 0.7092 0.0301
0.85 210 0.1244 0.6004 0.0313
0.85 222 -0.1893 0.658 0.033
0.85 234 0.8237 0.6607 0.0673
0.85 246 0.877 0.5801 0.0708
0.85 258 0.6008 0.5476 0.0532
0.85 270 0.2225 0.4806 0.0341
0.85 282 -0.2049 0.4838 0.0335
0.85 294 -0.6838 0.4436 0.0583
0.85 306 -0.6207 0.5036 0.0544
0.85 318 -0.5736 0.5913 0.0516
0.95 90 -0.5674 0.671 0.0512
0.95 198 -1.1998 0.5498 0.0927
0.95 222 0.784 0.7356 0.0647
0.95 234 0.5449 0.6956 0.0499
0.95 246 -0.184 0.6096 0.0329
0.95 258 0.2252 0.5664 0.0342
0.95 270 0.2352 0.6792 0.0346
0.95 282 -0.1642 0.5358 0.0323
0.95 294 -0.0746 0.5305 0.0305
0.95 306 0.1994 0.5239 0.0334
0.95 318 0.8863 0.5904 0.0714
0.95 330 -0.5806 0.4262 0.052