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Measurement E151M2839

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

Q2 : 0.0593 GeV2
W : 1505 GeV
ε : 0.6963
Ebeam : 1.3383 GeV
εL: 0.0697 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALU,
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 		ALU Stat. error Syst. error
0.45 222 -0.6128 0.2319 0.0324
0.55 138 -0.0593 0.368 0.03
0.55 222 0.5108 0.23 0.0317
0.55 234 -0.9677 0.1174 0.0357
0.55 246 0.1817 0.3057 0.0302
0.65 126 -0.2173 0.3552 0.0303
0.65 138 0.3958 0.3752 0.031
0.65 150 -0.6016 0.2286 0.0323
0.65 210 -0.0975 0.357 0.0301
0.65 222 -0.0316 0.3304 0.03
0.65 234 -0.3612 0.3409 0.0309
0.65 246 0.3404 0.2704 0.0308
0.75 138 -0.0798 0.2897 0.03
0.75 150 -0.205 0.2982 0.0303
0.75 210 -0.0828 0.3564 0.03
0.75 222 0.1943 0.2991 0.0303
0.75 234 -0.6102 0.1721 0.0324
0.75 246 -0.4413 0.247 0.0313
0.75 258 -0.0915 0.3951 0.0301
0.85 114 0.3692 0.2966 0.0309
0.85 126 0.2832 0.4258 0.0305
0.85 210 -0.3896 0.3365 0.031
0.85 222 0.1198 0.3569 0.0301
0.85 234 0.0373 0.3158 0.03
0.85 246 -0.1667 0.2964 0.0302
0.85 258 0.419 0.2931 0.0311
0.95 234 -0.2228 0.3586 0.0303
0.95 246 0.0979 0.3735 0.0301
0.95 258 0.1042 0.3616 0.0301
0.35 30 -0.1453 0.2722 0.0301
0.55 138 -0.3426 0.1968 0.0308
0.55 222 0.1646 0.2359 0.0302
0.55 234 0.4054 0.1987 0.0311
0.55 246 0.3945 0.2423 0.031
0.65 126 0.0118 0.2585 0.03
0.65 138 0.0165 0.2269 0.03
0.65 150 -0.1406 0.2121 0.0301
0.65 162 -0.2034 0.2362 0.0303
0.65 210 0.2293 0.2719 0.0303
0.65 222 -0.3992 0.2222 0.031
0.65 234 0.1205 0.2083 0.0301
0.65 246 -0.1849 0.19 0.0302
0.65 258 0.1689 0.2706 0.0302
0.75 126 -0.1836 0.2418 0.0302
0.75 138 0.083 0.2307 0.03
0.75 150 0.129 0.2574 0.0301
0.75 162 -0.2062 0.2133 0.0303
0.75 222 0.102 0.2268 0.0301
0.75 234 -0.3054 0.2049 0.0306
0.75 246 -0.2271 0.217 0.0303
0.75 258 0.5671 0.2162 0.0321
0.85 114 0.48 0.2281 0.0315
0.85 126 0.1932 0.2692 0.0302
0.85 138 -0.1364 0.2719 0.0301
0.85 222 -0.1805 0.2248 0.0302
0.85 234 -0.0362 0.2119 0.03
0.85 246 -0.0001 0.2045 0.03
0.85 258 -0.3363 0.2141 0.0307
0.95 126 -0.2229 0.2711 0.0303
0.95 222 0.245 0.2623 0.0304
0.95 246 0.0476 0.2826 0.03
0.95 258 0.3424 0.2599 0.0308