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Measurement E151M1879

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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: ALL,

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

Q2 : 0.0593 GeV2
W : 1595 GeV
ε : 0.8242
Ebeam : 1.9889 GeV
εL: 0.0579 

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
0.35 66 -1.3487 0.8512 0.0871
0.35 270 -0.2891 0.7663 0.0347
0.45 78 0.2724 0.8087 0.0342
0.45 90 -0.2969 0.97 0.035
0.45 258 0.3092 0.9593 0.0354
0.45 270 0.0392 0.7181 0.0301
0.45 282 -0.5156 0.7735 0.0433
0.55 78 -0.3056 0.9309 0.0353
0.55 90 -0.3147 0.9958 0.0355
0.55 114 -1.0394 0.9195 0.0698
0.55 126 -1.0224 0.8832 0.0688
0.55 138 0.0001 0.8814 0.03
0.55 210 0.0124 0.9531 0.03
0.55 222 -0.3234 0.827 0.0358
0.55 234 -0.2474 0.942 0.0335
0.55 258 -0.3583 0.8821 0.037
0.55 270 0.7171 0.7043 0.0528
0.55 282 -0.9197 0.7587 0.0633
0.65 102 -0.1445 0.949 0.0313
0.65 114 2.4325 0.6493 0.1504
0.65 126 -1.1341 0.7866 0.075
0.65 138 0.9243 0.7493 0.0635
0.65 150 -0.3101 0.9469 0.0354
0.65 186 -2.1777 0.7605 0.1353
0.65 198 -0.7547 0.7687 0.0547
0.65 210 -0.1263 0.8466 0.031
0.65 222 -0.7642 0.7639 0.0552
0.65 234 0.2102 0.9319 0.0326
0.65 246 0.12 0.8088 0.0309
0.65 258 -1.866 0.7516 0.117
0.65 282 0.0161 0.777 0.03
0.65 294 -0.9917 0.6919 0.0672
0.75 66 2.3267 0.5674 0.1441
0.75 78 0.9468 0.9653 0.0647
0.75 126 1.1055 0.7814 0.0734
0.75 138 -0.5912 0.8454 0.0467
0.75 150 -0.0911 0.9391 0.0305
0.75 198 -2.1727 0.6667 0.135
0.75 210 0.0214 0.7545 0.03
0.75 222 -1.3432 0.6467 0.0867
0.75 234 0.0754 0.7038 0.0303
0.75 246 0.3439 0.8971 0.0365
0.75 270 -0.3804 0.7811 0.0378
0.75 282 -0.2037 0.6208 0.0324
0.75 294 0.0893 0.6514 0.0305
0.85 102 0.3739 0.683 0.0376
0.85 114 -0.293 0.7283 0.0349
0.85 126 0.9674 0.7927 0.0658
0.85 198 -1.258 0.8442 0.0819
0.85 210 -0.5018 0.6642 0.0427
0.85 222 1.0409 0.598 0.0698
0.85 234 -0.1074 0.6563 0.0307
0.85 246 0.1546 0.7658 0.0314
0.95 222 -1.0258 0.7896 0.069