CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M742

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 : 0.0844 GeV2
W : 1265 GeV
ε : 0.9685
Ebeam : 2.2596 GeV
εL: 0.4453 

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 66 1.6857 1.5667 0.1584
0.35 78 -2.4627 1.3237 0.2293
0.35 294 0.9638 1.6439 0.0939
0.45 66 -0.6701 1.4824 0.0687
0.45 78 1.0707 1.5606 0.1033
0.45 282 -0.5455 1.3805 0.0586
0.55 78 -1.2971 1.2731 0.1234
0.55 90 -0.9233 1.9396 0.0903
0.55 270 -1.8536 1.2091 0.1737
0.55 282 2.4189 1.3629 0.2253
0.55 294 -0.5788 1.4656 0.0613
0.65 78 2.4193 1.7301 0.2253
0.65 90 -3.0422 1.346 0.2824
0.65 258 1.2953 1.3865 0.1233
0.65 270 0.9325 1.0914 0.0911
0.65 282 -1.1209 1.2073 0.1077
0.75 90 1.535 1.9242 0.1448
0.75 102 -0.0568 1.8108 0.0305
0.75 114 1.7084 1.8297 0.1605
0.75 126 0.6881 1.9099 0.0702
0.75 246 0.5069 1.4688 0.0556
0.75 258 -0.5694 1.0586 0.0605
0.75 270 -2.292 0.9398 0.2136
0.75 282 -1.5284 1.2856 0.1442
0.85 90 4.1937 2.165 0.3882
0.85 102 -2.6349 1.9642 0.245
0.85 114 -0.4857 1.5537 0.0539
0.85 126 -1.1545 1.4393 0.1107
0.85 138 -1.4285 1.7232 0.1352
0.85 150 1.7952 2.1791 0.1684
0.85 234 3.003 1.8232 0.2788
0.85 246 -1.7956 1.3729 0.1684
0.85 258 1.0504 1.4651 0.1015
0.85 270 0.2394 1.3793 0.0373
0.85 282 1.4371 1.8338 0.136
0.95 102 -1.9679 6.4216 0.1841
0.95 126 -3.745 4.7843 0.3469
0.95 138 -7.4324 5.0487 0.6866
0.95 150 1.769 6.4931 0.166
0.95 162 4.6246 1.0029 3.158
0.95 174 3.8647 6.2609 0.3579
0.25 66 0.2524 0.4113 0.0343
0.25 294 -0.0593 0.4415 0.0303
0.25 306 0.1943 0.4643 0.0326
0.35 66 0.2352 0.3094 0.0337
0.35 78 -0.3771 0.2833 0.0389
0.35 294 0.0777 0.4848 0.0304
0.45 66 0.0279 0.4032 0.0301
0.45 78 0.6952 0.3519 0.0546
0.45 90 0.7588 0.4959 0.0581
0.45 282 0.2653 0.4982 0.0347
0.45 294 -0.1789 0.3976 0.0322
0.55 66 0.178 0.4377 0.0322
0.55 78 -0.1867 0.3066 0.0324
0.55 90 -0.0563 0.4347 0.0302
0.55 258 0.0001 0.4791 0.03
0.55 270 -0.5656 0.3485 0.0477
0.55 282 0.6034 0.3844 0.0497
0.55 294 -0.2203 0.4274 0.0333
0.65 78 0.3817 0.4552 0.0391
0.65 90 0.1012 0.4654 0.0307
0.65 246 -0.3031 0.5074 0.036
0.65 258 -0.0073 0.3586 0.03
0.65 270 -0.1318 0.2907 0.0312
0.65 282 0.3307 0.3492 0.037
0.75 90 0.8993 0.4678 0.0662
0.75 102 0.0016 0.4347 0.03
0.75 114 -0.2314 0.4193 0.0336
0.75 126 0.2795 0.5595 0.0352
0.75 234 0.7823 0.5864 0.0595
0.75 246 0.6578 0.4319 0.0526
0.75 258 0.2264 0.3004 0.0335
0.75 270 -0.0207 0.2814 0.03
0.75 282 -0.5455 0.3191 0.0467
0.85 90 0.1606 0.4882 0.0318
0.85 102 -0.0547 0.3418 0.0302
0.85 114 0.9428 0.3746 0.0688
0.85 126 0.2498 0.3955 0.0342
0.85 138 -0.3471 0.3886 0.0377
0.85 150 -0.0297 0.4562 0.0301
0.85 162 -0.259 0.5906 0.0345
0.85 222 0.16 0.5185 0.0318
0.85 234 0.9643 0.4809 0.07
0.85 246 0.1923 0.4205 0.0325
0.85 258 -0.3655 0.3072 0.0384
0.85 270 0.0019 0.3535 0.03
0.85 282 0.5051 0.5171 0.0447
0.95 102 -0.7424 0.7949 0.0572
0.95 114 0.6528 0.7466 0.0523
0.95 126 -0.4686 0.6194 0.043
0.95 138 -0.7562 0.7345 0.058
0.95 150 0.0243 0.6714 0.03
0.95 162 -0.0028 0.7616 0.03
0.95 174 -0.6344 0.8354 0.0513
0.95 186 -0.2721 0.9405 0.0349
0.95 198 -1.6172 0.6965 0.1103
0.95 210 1.9652 1.0433 0.1324
0.95 222 -1.7552 0.6785 0.119
0.95 234 1.5801 0.795 0.1079
0.95 246 -0.4494 0.7215 0.0421