CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1980

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: ALL,

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

Q2 : 0.1715 GeV2
W : 1295 GeV
ε : 0.9468
Ebeam : 2.2596 GeV
εL: 0.6101 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
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 		ALL Stat. error Syst. error
0.25 66 -0.0667 0.4391 0.0303
0.35 66 -0.576 0.4349 0.048
0.35 78 -0.1201 0.6051 0.031
0.65 102 -0.0442 0.6285 0.0301
0.65 258 -0.59 0.5429 0.0487
0.65 270 0.2922 0.4269 0.0355
0.65 282 0.2725 0.6053 0.0348
0.75 78 0.8721 0.4718 0.0642
0.75 90 0.2564 0.6259 0.0343
0.75 102 -0.7278 0.5479 0.056
0.75 114 0.7684 0.59 0.0583
0.75 258 0.3555 0.5548 0.0379
0.75 270 0.5126 0.4955 0.0449
0.75 282 -0.2867 0.4408 0.0353
0.75 294 0.1105 0.5389 0.0308
0.85 78 -0.2753 0.6282 0.0349
0.85 90 0.4873 0.4852 0.0436
0.85 102 0.0443 0.5096 0.0301
0.85 114 0.0082 0.449 0.03
0.85 126 0.1483 0.6587 0.0315
0.85 234 -0.7364 0.7547 0.0565
0.85 246 0.4635 0.6473 0.0425
0.85 258 -0.7066 0.5038 0.0549
0.85 270 -0.3291 0.4285 0.0369
0.85 282 0.154 0.533 0.0316
0.85 294 -0.8583 0.478 0.0634
0.95 102 1.3611 0.8666 0.0935
0.95 114 0.6242 0.874 0.0505
0.95 126 1.1748 0.9653 0.0821
0.95 138 -0.8672 0.8791 0.0639
0.95 246 -0.5854 1.1008 0.0485
0.95 258 0.5853 0.8892 0.0485
0.95 270 0.6976 0.9324 0.0544
0.95 282 0.0089 0.8309 0.03
0.95 294 0.2242 0.9509 0.0334
0.15 66 -0.992 1.8157 0.096
0.35 66 0.8596 1.7096 0.0845
0.45 78 -1.1068 1.8289 0.106
0.55 282 1.5808 1.5176 0.1483
0.65 270 2.1034 1.288 0.1956
0.65 282 0.1277 1.4866 0.0322
0.65 294 -0.9287 1.5928 0.0905
0.75 90 2.9703 1.7986 0.2746
0.75 102 -0.23 1.4907 0.0367
0.75 246 5.3212 5.3212 0.49
0.75 258 -0.6539 1.502 0.0672
0.75 270 0.1681 1.2959 0.0337
0.75 282 -0.6143 1.3813 0.0639
0.85 78 0.6644 2.1362 0.068
0.85 90 2.7735 1.8177 0.2567
0.85 102 1.2186 1.6894 0.1159
0.85 114 1.0484 1.89 0.1009
0.85 126 -0.8169 2.2621 0.0808
0.85 138 -1.9184 2.3382 0.1788
0.85 246 -0.2433 1.6078 0.0374
0.85 258 2.559 1.5186 0.2371
0.85 270 -0.4914 1.3671 0.0542
0.85 282 -0.6942 1.6384 0.0705
0.85 294 0.9015 1.8552 0.0881
0.95 90 2.8165 5.3428 0.2606
0.95 102 9.0509 5.209 0.8323
0.95 114 -2.0303 5.6757 0.189
0.95 126 -5.0459 6.0513 0.4647
0.95 138 -2.4218 6.153 0.2246
0.95 246 0.9171 5.2814 0.0895
0.95 270 5.9821 4.5431 0.5506
0.95 282 -3.2123 5.0302 0.2967