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Measurement E151M335

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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 : 0.0348 GeV2
W : 1415 GeV
ε : 0.822
Ebeam : 1.3383 GeV
εL: 0.0753 

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 Data errors Systematic errors
0.35 30 -0.6622 0.6206 0.0499
0.35 42 1.2371 1.1765 0.0803
0.45 18 0.7745 0.9825 0.0555
0.45 30 0.2444 0.8842 0.0334
0.45 42 1.2469 1.1755 0.0809
0.55 30 -1.0025 0.6862 0.0674
0.55 126 0.4559 1.072 0.0407
0.55 138 0.7954 1.0603 0.0565
0.55 222 1.1444 1.112 0.0752
0.55 234 0.3843 0.9692 0.0379
0.55 246 -1.0286 0.4291 0.0688
0.55 258 0.8396 1.1272 0.0588
0.65 114 0.3221 0.9411 0.0357
0.65 126 -1.2676 0.4658 0.082
0.65 138 -0.4043 0.6754 0.0386
0.65 150 -0.3219 0.7967 0.0357
0.65 210 0.0313 0.9822 0.0301
0.65 222 0.3269 0.7537 0.0359
0.65 234 -0.0929 0.5492 0.0305
0.65 246 0.6031 0.7293 0.0471
0.65 258 -0.5814 0.6834 0.0461
0.75 114 -1.2506 0.6281 0.0811
0.75 126 0.3423 0.8199 0.0364
0.75 138 -0.8717 0.5844 0.0605
0.75 150 -0.2339 0.7911 0.0331
0.75 162 -0.4763 0.8546 0.0415
0.75 210 -0.8018 0.6248 0.0568
0.75 222 0.479 0.8291 0.0416
0.75 234 0.2317 0.6703 0.0331
0.75 246 0.1103 0.6148 0.0307
0.75 258 -1.1472 0.4229 0.0753
0.85 114 1.2279 1.1598 0.0798
0.85 126 -1.0661 0.6263 0.0709
0.85 138 1.1256 1.1709 0.0741
0.85 222 0.1691 0.6599 0.0317
0.85 234 -0.3988 0.4854 0.0384
0.85 246 -1.18 0.3034 0.0771
0.85 258 0.233 0.7054 0.0331
0.85 270 -0.0845 0.7927 0.0304
0.95 222 -0.1408 0.6919 0.0312
0.95 234 0.0214 0.6213 0.03
0.95 246 0.3112 0.7936 0.0354
0.95 258 -0.3841 0.582 0.0379
0.25 42 0.1286 0.5776 0.031
0.35 30 -0.1259 0.6158 0.031
0.45 30 -0.6151 0.496 0.0485
0.45 42 -0.2668 0.5474 0.0342
0.55 30 0.7506 0.6885 0.0553
0.55 42 -0.5204 0.5702 0.044
0.55 126 -0.622 0.5406 0.0488
0.55 138 -0.9469 0.5803 0.0659
0.55 150 0.3232 0.6006 0.0361
0.55 234 0.9698 0.4704 0.0671
0.55 246 0.7263 0.5623 0.0541
0.55 258 0.1299 0.6968 0.0311
0.65 126 -0.0941 0.4782 0.0306
0.65 138 0.0731 0.4631 0.0303
0.65 150 -1.4447 0.4493 0.0943
0.65 162 -0.3272 0.5977 0.0362
0.65 186 -0.074 0.7116 0.0303
0.65 210 0.5406 0.6342 0.0449
0.65 222 0.4953 0.5507 0.0429
0.65 234 0.0044 0.4123 0.03
0.65 246 -0.5794 0.3998 0.0468
0.65 258 1.0345 0.4863 0.0707
0.75 126 -0.7259 0.469 0.054
0.75 138 -0.1737 0.4791 0.0319
0.75 150 -0.497 0.5585 0.043
0.75 162 0.1955 0.6286 0.0324
0.75 210 0.3759 0.6398 0.038
0.75 222 -0.0034 0.5174 0.03
0.75 234 0.6571 0.4191 0.0505
0.75 246 0.0862 0.4058 0.0305
0.75 258 -0.1707 0.5135 0.0318
0.85 126 0.5591 0.6805 0.0458
0.85 138 0.1375 0.6119 0.0312
0.85 210 -0.8059 0.5819 0.0582
0.85 222 -0.1779 0.4049 0.032
0.85 234 0.2464 0.4511 0.0337
0.85 246 -0.1933 0.4457 0.0323
0.85 258 0.521 0.4517 0.0441
0.85 270 1.202 0.5497 0.0802
0.95 114 0.0211 0.5536 0.03
0.95 126 -0.481 0.5436 0.0423
0.95 246 0.3609 0.4169 0.0374
0.95 258 0.2186 0.5301 0.0329