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Measurement E151M2059

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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 : 0.1435 GeV2
W : 1475 GeV
ε : 0.9013
Ebeam : 2.2596 GeV
εL: 0.22 

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 0.8008 1.339 0.0795
0.35 282 0.5272 1.0187 0.057
0.45 66 -0.3091 1.3626 0.0413
0.45 282 0.3346 0.9661 0.043
0.45 294 0.2141 0.9559 0.0359
0.55 102 -2.6646 1.3019 0.2467
0.55 114 0.9573 1.3242 0.093
0.55 282 -0.5762 1.0303 0.0609
0.55 306 -1.0585 1.1913 0.1018
0.65 102 1.7277 1.24 0.1616
0.65 114 0.1212 1.2608 0.032
0.65 126 -2.3729 1.1932 0.2201
0.65 246 -0.4958 1.124 0.0546
0.65 258 -2.0402 1.0726 0.1899
0.75 102 -1.1035 1.2287 0.1058
0.75 114 0.4432 1.0439 0.0506
0.75 126 0.2597 1.3579 0.0383
0.75 210 1.505 1.3738 0.1415
0.75 222 -1.1987 1.1914 0.1142
0.75 234 2.3007 1.115 0.2136
0.75 246 -0.7834 1.3027 0.078
0.85 102 2.6825 1.7419 0.2483
0.85 126 -0.4383 1.5629 0.0502
0.85 222 -2.8036 1.3584 0.2594
0.85 234 -0.8605 1.2749 0.0846
0.85 246 0.2969 1.1711 0.0406
0.85 258 1.8988 1.022 0.1771
0.95 102 -1.6312 4.4579 0.1529
0.95 234 -4.6322 4.0569 0.4268
0.95 246 4.9005 3.9344 0.4514
0.95 258 -0.8521 3.6375 0.0839
0.95 270 1.9017 3.3151 0.1773
0.25 66 1.1345 0.6534 0.0797
0.25 294 0.4654 0.701 0.0426
0.35 66 -0.2745 0.6111 0.0349
0.35 78 0.0053 0.6935 0.03
0.35 282 0.1836 0.6451 0.0323
0.35 294 0.0107 0.5589 0.03
0.45 78 -1.2401 0.682 0.0861
0.45 270 0.5713 0.7236 0.0478
0.45 282 -0.4797 0.5778 0.0433
0.55 54 -0.5245 0.7088 0.0454
0.55 114 0.2377 0.6631 0.0338
0.55 282 -0.2876 0.7177 0.0354
0.65 102 0.6044 0.6684 0.0495
0.65 114 0.175 0.6417 0.0321
0.65 126 -0.4274 0.6959 0.0409
0.65 222 -1.013 0.8094 0.0724
0.65 246 1.0166 0.6479 0.0726
0.65 258 -0.2108 0.7274 0.033
0.75 90 2.1482 0.5789 0.1429
0.75 102 0.4811 0.6641 0.0434
0.75 114 0.4047 0.6772 0.0399
0.75 126 -0.5115 0.7067 0.0448
0.75 138 0.0556 0.7563 0.0302
0.75 210 0.2256 0.8391 0.0334
0.75 222 -0.0721 0.8569 0.0304
0.75 234 1.0621 0.6477 0.0753
0.75 246 -0.1166 0.7012 0.0309
0.75 258 -1.0991 0.7655 0.0775
0.85 78 -0.0853 0.7122 0.0305
0.85 90 0.6391 0.8201 0.0513
0.85 114 -1.1262 0.7633 0.0792
0.85 126 1.1338 0.7968 0.0796
0.85 138 0.1322 0.9432 0.0312
0.85 222 -0.702 0.855 0.0546
0.85 234 0.5561 0.8303 0.047
0.85 246 0.2389 0.704 0.0338
0.85 258 -1.0643 0.6591 0.0755
0.85 270 -0.7674 0.6907 0.0582
0.95 222 0.2497 1.3054 0.0341
0.95 234 -0.5086 1.4251 0.0447
0.95 246 0.335 1.2426 0.0371
0.95 258 0.5415 1.1575 0.0463
0.95 270 0.9381 1.0162 0.068