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Measurement E151M781

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

Q2 : 0.1205 GeV2
W : 1355 GeV
ε : 0.9439
Ebeam : 2.2596 GeV
εL: 0.3459 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
0.25 66 1.2193 1.2083 0.1165
0.25 294 -0.6631 0.9783 0.0682
0.25 306 -0.954 0.9108 0.093
0.35 66 1.016 1.1923 0.0985
0.35 78 -0.3813 1.1397 0.0462
0.35 294 -0.2788 0.8178 0.0395
0.35 306 -0.8008 0.8482 0.0798
0.45 66 -1.6738 1.0182 0.1574
0.45 78 -1.3018 0.8717 0.1238
0.45 294 -0.5267 0.8751 0.0571
0.55 78 2.5183 1.3627 0.2344
0.65 78 -1.4735 1.1589 0.1393
0.65 90 2.2874 1.4005 0.2132
0.65 102 -0.8046 1.0764 0.0801
0.65 114 0.4031 1.1156 0.0478
0.65 258 -0.4018 0.8304 0.0477
0.65 270 0.2937 0.9639 0.0404
0.75 90 1.4907 1.227 0.1408
0.75 102 -0.6205 1.0627 0.0646
0.75 114 1.1202 1.056 0.1076
0.75 126 4.593 4.593 0.425
0.75 138 1.6885 1.4079 0.1587
0.75 234 -0.44 1.0228 0.0505
0.75 246 -0.2154 0.9503 0.036
0.75 258 -0.2135 0.864 0.0359
0.75 270 1.0293 0.9675 0.0996
0.75 282 -1.5202 0.9065 0.1435
0.85 90 0.09 1.5374 0.0311
0.85 102 -1.3674 1.0124 0.1297
0.85 114 -1.2804 1.2105 0.1219
0.85 126 1.4526 1.1913 0.1374
0.85 138 -1.029 1.3538 0.0996
0.85 222 1.227 1.5383 0.1171
0.85 234 -0.8396 1.0052 0.0831
0.85 246 -0.1795 0.9389 0.0343
0.85 258 -0.2413 0.9812 0.0374
0.85 270 -0.0615 0.877 0.0305
0.85 282 -1.9373 0.8221 0.1813
0.95 114 0.3242 4.3143 0.0424
0.95 138 0.891 4.4264 0.0875
0.95 222 -3.7787 3.1214 0.35
0.95 234 1.5847 3.9839 0.1493
0.95 246 4.0429 2.9928 0.3743
0.95 258 0.7569 3.2726 0.076
0.95 270 0.6361 2.7825 0.0659
0.95 282 5.7643 3.7325 0.5329
0.15 66 -0.3997 0.4786 0.0398
0.15 306 0.3864 0.558 0.0393
0.25 66 -0.2639 0.5032 0.0346
0.25 306 0.0542 0.5161 0.0302
0.35 66 0.3334 0.4678 0.0371
0.35 78 -0.5317 0.4576 0.046
0.35 294 -0.5921 0.4636 0.0491
0.35 306 -0.2012 0.5333 0.0328
0.45 66 0.2624 0.4795 0.0346
0.45 78 0.8357 0.4659 0.0625
0.45 282 -0.4083 0.5615 0.0402
0.45 294 0.3934 0.5646 0.0396
0.55 78 -0.4326 0.5355 0.0413
0.55 270 0.388 0.6375 0.0393
0.65 102 0.4427 0.6016 0.0418
0.65 114 -0.2285 0.5631 0.0335
0.65 246 -0.3125 0.5695 0.0363
0.65 258 0.2021 0.5819 0.0328
0.65 270 -0.653 0.5015 0.0523
0.75 90 0.7867 0.5593 0.0597
0.75 102 0.7977 0.4518 0.0603
0.75 114 -0.0173 0.4501 0.03
0.75 126 -0.0109 0.5329 0.03
0.75 222 -0.301 0.5782 0.0359
0.75 234 -0.1394 0.5072 0.0314
0.75 246 -0.504 0.456 0.0447
0.75 258 0.5411 0.51 0.0465
0.75 270 -0.2189 0.4565 0.0333
0.75 282 -0.5538 0.5268 0.0471
0.85 78 0.0192 0.6728 0.03
0.85 90 1.1648 0.7145 0.0821
0.85 102 0.5299 0.4944 0.0459
0.85 114 -0.0858 0.4409 0.0305
0.85 126 -0.0749 0.5798 0.0304
0.85 138 -0.3527 0.5473 0.0379
0.85 222 0.142 0.7101 0.0314
0.85 234 0.4548 0.5522 0.0423
0.85 246 -0.7588 0.4152 0.0581
0.85 258 0.4535 0.4948 0.0423
0.85 270 0.7584 0.4391 0.0581
0.85 282 0.1361 0.4457 0.0313
0.95 102 1.2424 1.1254 0.0869
0.95 126 0.6845 1.0852 0.054
0.95 138 -0.0217 0.9569 0.03
0.95 150 1.7056 1.2057 0.1159
0.95 222 1.8423 1.1612 0.1246
0.95 234 -0.2837 1.0044 0.0353
0.95 246 0.3622 1.0134 0.0383
0.95 258 1.7611 0.9823 0.1194
0.95 270 -0.8182 0.7476 0.0615
0.95 282 0.7479 0.984 0.0575