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Measurement E151M1979

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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 : 1295 GeV
ε : 0.9523
Ebeam : 2.2596 GeV
εL: 0.5445 

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
0.25 66 -0.2346 1.4081 0.0369
0.35 66 1.1036 1.3894 0.1058
0.45 66 -1.3646 1.5438 0.129
0.45 78 -2.8813 1.3849 0.2665
0.65 258 -0.2644 1.5523 0.0386
0.65 270 -1.756 1.4085 0.1641
0.65 282 -2.187 1.426 0.2032
0.75 90 1.5366 2.0839 0.1444
0.75 102 3.272 1.6354 0.3022
0.75 114 2.0869 1.6303 0.1941
0.75 246 -2.0824 1.4359 0.1937
0.75 258 0.1425 1.3861 0.0327
0.75 270 1.5066 1.3533 0.1417
0.75 282 0.3761 1.2429 0.0458
0.85 78 3.077 2.0823 0.2844
0.85 90 -3.6667 1.6764 0.3383
0.85 102 -0.0911 1.855 0.0311
0.85 114 0.3765 1.5797 0.0458
0.85 126 1.3001 2.0716 0.1232
0.85 234 -3.9198 1.7438 0.3615
0.85 246 4.7456 1.5045 0.4372
0.85 258 -0.0406 1.3145 0.0302
0.85 270 -0.6879 1.3929 0.07
0.85 282 1.4825 1.3749 0.1395
0.85 294 0.1121 1.889 0.0317
0.95 90 2.4692 5.7999 0.2289
0.95 102 5.5087 1.0071 0.0244
0.95 114 -5.2857 5.7854 0.4867
0.95 126 4.9285 5.7776 0.4539
0.95 138 8.2903 5.6783 0.7625
0.95 150 5.4229 5.8123 0.4993
0.95 246 -1.3123 5.9412 0.1243
0.95 258 10.8935 4.7728 1.0016
0.95 270 2.2026 4.6402 0.2046
0.95 282 -5.3728 4.1385 0.4947
0.15 66 -0.3249 0.558 0.0367
0.35 66 0.3228 0.4374 0.0366
0.35 78 -0.2444 0.535 0.034
0.45 66 0.7329 0.5123 0.0563
0.45 78 -0.5336 0.5671 0.0459
0.45 282 -0.8585 0.5121 0.0634
0.55 270 -0.55 0.6095 0.0467
0.55 282 0.2813 0.6061 0.0351
0.65 258 1.3106 0.4989 0.0904
0.65 270 -0.1427 0.4998 0.0314
0.65 282 -1.0263 0.5313 0.0732
0.75 90 -0.1284 0.6133 0.0311
0.75 102 -0.2813 0.5814 0.0351
0.75 114 -0.4434 0.5957 0.0416
0.75 234 -0.9133 0.6793 0.0666
0.75 246 0.8842 0.582 0.0649
0.75 258 0.9772 0.4967 0.0703
0.75 270 1.6472 0.3558 0.1113
0.75 282 0.4541 0.4227 0.0421
0.85 78 0.1226 0.5525 0.031
0.85 90 0.3251 0.4898 0.0367
0.85 102 0.009 0.4455 0.03
0.85 114 0.6121 0.4383 0.0499
0.85 126 -0.413 0.5454 0.0403
0.85 138 0.3147 0.6434 0.0363
0.85 234 0.2627 0.675 0.0345
0.85 246 -0.7976 0.5904 0.0599
0.85 258 -0.4797 0.4581 0.0433
0.85 270 -0.6084 0.5201 0.0497
0.85 282 -0.3964 0.4698 0.0396
0.85 294 0.8608 0.5914 0.0635
0.95 90 0.3802 0.8374 0.0389
0.95 102 0.0284 0.8008 0.0301
0.95 114 2.2839 0.7543 0.1516
0.95 126 0.7947 1.0118 0.0598
0.95 138 1.9521 1.0611 0.1305
0.95 150 -0.4925 1.2271 0.0439
0.95 234 1.1163 1.0134 0.0786
0.95 246 0.8358 0.9973 0.0621
0.95 258 -0.6011 0.7974 0.0493
0.95 270 -0.3102 0.8904 0.0362