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Measurement E151M2000

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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 : 0.0707 GeV2
W : 1355 GeV
ε : 0.9542
Ebeam : 2.2596 GeV
εL: 0.2257 

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
0.15 306 -0.3362 0.478 0.0387
0.25 54 -0.0332 0.605 0.0301
0.25 66 -0.0032 0.4201 0.0335
0.25 78 0.2571 0.5735 0.0467
0.25 294 -0.1957 0.4971 0.0413
0.25 306 0.4868 0.4177 0.0489
0.35 66 0.0212 0.404 0.0342
0.35 78 -0.6004 0.4031 0.0599
0.35 282 -0.1066 0.4846 0.0661
0.35 294 -0.0746 0.3923 0.0374
0.35 306 -0.2255 0.4195 0.0382
0.45 66 -0.329 0.4076 0.0528
0.45 78 -0.0249 0.3783 0.0555
0.45 90 -0.1037 0.4928 0.0313
0.45 270 1.0088 0.5563 0.0821
0.45 282 0.4639 0.3645 0.0512
0.45 294 -0.2049 0.3471 0.0342
0.45 306 -0.9763 0.487 0.0748
0.55 66 -0.5967 0.4517 0.0805
0.55 78 0.2755 0.4038 0.0496
0.55 90 -0.0445 0.5164 0.0709
0.55 102 -0.1697 0.6119 0.0517
0.55 114 0.1092 1.4875 0.0316
0.55 258 1.9395 1.1878 0.1808
0.55 270 -0.6412 0.4454 0.0594
0.55 282 -0.5059 0.4485 0.0544
0.55 294 0.5302 0.4111 0.047
0.65 66 -0.3244 0.6566 0.0367
0.65 78 1.5237 0.478 0.1036
0.65 90 -0.2439 0.4801 0.0484
0.65 102 0.5846 0.5186 0.0545
0.65 114 0.076 0.4679 0.0368
0.65 126 -0.3767 0.5814 0.0523
0.65 222 -0.2426 0.8029 0.0339
0.65 234 -0.327 0.5688 0.0676
0.65 246 -0.1002 0.4534 0.0347
0.65 258 0.5878 0.4531 0.0502
0.65 270 0.3446 0.3874 0.074
0.65 282 -0.8056 0.5139 0.0676
0.75 78 0.5336 0.625 0.049
0.75 90 0.5226 0.6177 0.0648
0.75 102 0.3333 0.4552 0.0659
0.75 114 0.4925 0.4103 0.0449
0.75 126 0.3306 0.4233 0.0405
0.75 138 -0.3586 0.4825 0.0417
0.75 150 0.2519 0.7043 0.0342
0.75 210 0.7731 0.705 0.0776
0.75 222 -0.6307 0.5818 0.0535
0.75 234 0.1114 0.4139 0.0398
0.75 246 0.6574 0.391 0.0597
0.75 258 0.6201 0.4129 0.053
0.75 270 -0.4678 0.479 0.0443
0.75 282 0.5043 0.6327 0.051
0.85 102 0.8029 0.5629 0.0658
0.85 114 -0.2288 0.4313 0.0348
0.85 126 0.7229 0.5086 0.07
0.85 138 0.2909 0.5426 0.0371
0.85 150 0.5054 0.6653 0.0466
0.85 198 -1.4654 1.639 0.138
0.85 210 0.6221 0.6725 0.0705
0.85 222 -0.9836 0.4932 0.0906
0.85 234 0.7042 0.482 0.0578
0.85 246 -0.0371 0.4385 0.0378
0.85 258 -0.3674 0.4375 0.0654
0.85 270 0.5069 0.4379 0.0465
0.95 150 -4.7888 4.8832 0.4411
0.95 198 -3.334 4.526 0.3079
0.95 222 -3.9248 3.4543 0.3619
0.95 234 3.6179 3.3473 0.3338
0.95 246 -4.8434 3.5829 0.4461
0.95 258 0.1281 3.3659 0.0322
0.85 282 0.0895 0.7165 0.0306
0.95 138 0.7627 1.2105 0.058
0.95 150 -1.0992 1.338 0.0775
0.95 198 -0.0213 1.3808 0.03
0.95 210 0.0092 1.3887 0.03
0.95 222 1.5962 1.0374 0.1081
0.95 234 -0.6978 1.0621 0.0544
0.95 246 -1.7053 1.0307 0.1149
0.95 258 -1.7342 0.854 0.1167