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Measurement E151M2729

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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 : 0.1435 GeV2
W : 1325 GeV
ε : 0.8244
Ebeam : 1.3383 GeV
εL: 0.4015 

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
0.55 258 -0.1858 0.2234 0.0302
0.55 270 -0.4909 0.1585 0.0319
0.65 258 0.0691 0.2127 0.03
0.65 270 -0.3152 0.2088 0.0307
0.75 102 -0.0851 0.2645 0.03
0.75 114 0.0031 0.2557 0.03
0.75 126 0.2205 0.2347 0.0303
0.75 138 -0.1239 0.2393 0.0301
0.75 150 -0.2823 0.2702 0.0305
0.75 222 -0.0246 0.2702 0.03
0.75 234 0.0325 0.22 0.03
0.75 246 -0.0296 0.2104 0.03
0.75 258 -0.3085 0.2072 0.0306
0.75 270 -0.0866 0.2084 0.03
0.75 282 -0.3037 0.2061 0.0306
0.85 102 -0.1946 0.2421 0.0303
0.85 114 0.3579 0.1957 0.0308
0.85 126 0.2262 0.2117 0.0303
0.85 138 0.0379 0.2131 0.03
0.85 150 0.2832 0.232 0.0305
0.85 234 0.1164 0.243 0.0301
0.85 246 -0.2226 0.2456 0.0303
0.85 258 0.255 0.2364 0.0304
0.85 270 0.1811 0.205 0.0302
0.85 282 0.2431 0.2147 0.0304
0.85 294 0.0236 0.1885 0.03
0.95 66 -0.0415 0.2822 0.03
0.95 78 0.0606 0.2471 0.03
0.95 126 -0.5311 0.2286 0.0318
0.95 138 0.174 0.2125 0.0302
0.95 150 -0.1528 0.2322 0.0302
0.95 162 0.1042 0.2503 0.0301
0.95 258 0.0203 0.2812 0.03
0.95 270 0.3821 0.2494 0.031
0.95 282 0.0897 0.2396 0.0301
0.55 282 -0.6887 0.2191 0.033
0.65 246 -0.2373 0.3768 0.0304
0.65 258 -0.2781 0.2873 0.0305
0.65 270 -0.3652 0.2772 0.0309
0.65 282 -0.0566 0.3639 0.03
0.75 102 -0.3379 0.3767 0.0308
0.75 114 0.0938 0.3205 0.0301
0.75 126 0.1172 0.3167 0.0301
0.75 138 0.3804 0.3781 0.0309
0.75 234 0.0473 0.328 0.03
0.75 246 0.1844 0.2839 0.0302
0.75 258 -0.451 0.2343 0.0313
0.75 270 -0.5213 0.2361 0.0318
0.75 282 0.2286 0.3772 0.0303
0.85 102 0.4433 0.2527 0.0313
0.85 114 -0.0753 0.2911 0.03
0.85 126 0.3883 0.2849 0.031
0.85 138 -0.2532 0.2668 0.0304
0.85 150 -0.0447 0.332 0.03
0.85 162 0.1161 0.275 0.0301
0.85 174 -0.064 0.4156 0.03
0.85 234 -0.0216 0.4237 0.03
0.85 246 -0.0884 0.337 0.0301
0.85 258 0.0491 0.3198 0.03
0.85 270 -0.6076 0.2042 0.0324
0.85 282 -0.1042 0.3078 0.0301
0.85 294 -0.5659 0.2527 0.0321
0.95 78 0.1278 0.3032 0.0301
0.95 102 0.0324 0.4487 0.03
0.95 126 -0.3631 0.3453 0.0309
0.95 138 0.4354 0.3164 0.0312
0.95 150 -0.508 0.2568 0.0317
0.95 246 -0.2933 0.3551 0.0306
0.95 258 0.244 0.3505 0.0304
0.95 270 -0.4399 0.3084 0.0313
0.95 282 0.4967 0.3009 0.0316