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Measurement E151M963

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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 : 0.2915 GeV2
W : 1265 GeV
ε : 0.9617
Ebeam : 2.999 GeV
εL: 0.9653 

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
0.05 66 -0.4745 0.5614 0.0459
0.15 54 1.0419 0.7021 0.0818
0.15 66 0.0697 0.4444 0.0304
0.25 66 0.6313 0.514 0.055
0.25 78 -0.1021 0.6893 0.0309
0.35 66 -0.6204 0.4837 0.0544
0.35 78 0.2346 0.7082 0.0346
0.35 282 0.2319 0.6148 0.0345
0.35 294 -0.8595 0.4765 0.0696
0.45 282 0.5491 0.5197 0.0501
0.45 294 0.154 0.5131 0.032
0.55 78 0.5933 0.7273 0.0527
0.55 90 -0.2663 0.6895 0.0358
0.55 270 -0.4867 0.4601 0.0465
0.55 282 0.4333 0.4894 0.0436
0.55 294 -0.045 0.4615 0.0302
0.55 306 -0.8494 0.5186 0.069
0.65 66 -0.2704 0.4785 0.0359
0.65 78 0.0332 0.4557 0.0301
0.65 90 -0.4875 0.3691 0.0466
0.65 270 0.0156 0.4148 0.03
0.65 282 0.0907 0.3706 0.0307
0.65 294 -0.1947 0.3506 0.0332
0.65 306 0.5643 0.5599 0.051
0.75 54 -0.7051 0.5871 0.0596
0.75 66 -0.0558 0.4004 0.0303
0.75 78 0.2648 0.361 0.0357
0.75 90 -0.4902 0.37 0.0467
0.75 102 0.0901 0.4768 0.0307
0.75 258 0.058 0.4327 0.0303
0.75 270 -0.2327 0.3523 0.0345
0.75 282 -0.1596 0.3692 0.0322
0.75 294 -0.1754 0.3517 0.0326
0.75 306 0.4769 0.4709 0.046
0.85 54 0.1636 0.4953 0.0323
0.85 66 0.2621 0.3531 0.0356
0.85 78 0.4256 0.383 0.0432
0.85 90 -0.4788 0.3188 0.0461
0.85 102 0.7807 0.4505 0.0645
0.85 114 -0.2688 0.4074 0.0359
0.85 126 -0.929 0.5573 0.0742
0.85 234 1.0612 0.7741 0.0832
0.85 246 0.1593 0.5148 0.0322
0.85 258 -0.1007 0.4063 0.0309
0.85 270 -0.5765 0.3354 0.0517
0.85 282 -0.0599 0.3829 0.0303
0.85 294 0.819 0.469 0.067
0.85 306 0.2447 0.382 0.0349
0.85 318 -0.3174 0.4332 0.0379
0.95 42 -0.1663 0.5017 0.0324
0.95 54 0.2722 0.5622 0.036
0.95 66 0.5686 0.4693 0.0513
0.95 78 -0.3372 0.4122 0.0388
0.95 90 -0.0742 0.4649 0.0305
0.95 102 -0.4279 0.4205 0.0433
0.95 114 0.4153 0.5016 0.0427
0.95 126 0.0991 0.4444 0.0309
0.95 138 0.2549 0.6388 0.0353
0.95 234 0.9231 0.7212 0.0738
0.95 246 -0.1167 0.5338 0.0312
0.95 258 -0.4157 0.4292 0.0427
0.95 270 -0.0636 0.4615 0.0304
0.95 282 -0.1665 0.3977 0.0324
0.95 294 -0.0234 0.4849 0.03
0.95 306 0.3719 0.5561 0.0405
0.95 318 -0.279 0.5604 0.0363