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Measurement E151M336

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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 : 0.0415 GeV2
W : 1415 GeV
ε : 0.8171
Ebeam : 1.3383 GeV
εL: 0.0883 

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 Data errors Systematic errors
0.35 42 -0.1173 0.6396 0.0309
0.45 30 0.2999 0.592 0.0353
0.45 42 -0.4127 0.6005 0.0394
0.55 126 -0.6427 0.6536 0.0498
0.55 138 -1.2158 0.6272 0.081
0.55 222 -0.5871 0.6199 0.0471
0.55 234 0.3027 0.5032 0.0354
0.55 246 -0.07 0.5204 0.0303
0.55 258 0.5215 0.6976 0.0441
0.65 126 -0.1344 0.5575 0.0311
0.65 138 -0.3403 0.5013 0.0367
0.65 150 0.8178 0.5747 0.0589
0.65 222 0.3083 0.5523 0.0356
0.65 234 -0.3646 0.4392 0.0375
0.65 246 0.856 0.4405 0.0609
0.65 258 0.8316 0.5433 0.0596
0.75 114 -0.1726 0.6309 0.0318
0.75 126 -0.877 0.4318 0.062
0.75 138 -0.0629 0.5149 0.0303
0.75 150 -1.4135 0.4752 0.0925
0.75 162 0.2254 0.5792 0.0331
0.75 210 0.5002 0.616 0.0431
0.75 222 0.7937 0.543 0.0576
0.75 234 0.1323 0.5339 0.0311
0.75 246 -0.2436 0.4072 0.0336
0.75 258 0.4537 0.5159 0.0411
0.85 114 0.4232 0.6151 0.0398
0.85 126 -0.913 0.5439 0.064
0.85 150 -0.477 0.662 0.0421
0.85 222 0.6925 0.4876 0.0523
0.85 234 -0.3817 0.4359 0.0382
0.85 246 -0.0708 0.4219 0.0303
0.85 258 -0.0384 0.5508 0.0301
0.85 270 -1.0278 0.5476 0.0704
0.95 114 -0.6428 0.5747 0.0498
0.95 234 -0.4247 0.5272 0.0399
0.95 246 0.9904 0.4179 0.0683
0.95 258 0.0627 0.4829 0.0302
0.25 42 1.7026 1.4915 0.1068
0.35 42 2.4423 2.4423 0.1501
0.45 18 0.6814 1.2098 0.0508
0.45 30 -0.0526 0.7846 0.0302
0.45 42 1.6591 1.0663 0.1043
0.55 42 -1.1043 0.6208 0.073
0.55 138 -1.176 0.6011 0.0769
0.55 210 0.5086 1.2131 0.0429
0.55 222 1.051 1.1393 0.07
0.55 234 -0.6477 0.6391 0.0492
0.55 246 1.196 0.8963 0.078
0.55 258 0.5101 0.9669 0.0429
0.65 126 0.8477 1.0549 0.0592
0.65 138 -0.597 0.6635 0.0468
0.65 150 -1.5203 0.4056 0.0963
0.65 210 -0.2112 0.8479 0.0326
0.65 222 -0.4979 0.6573 0.0424
0.65 234 -0.2948 0.5727 0.0349
0.65 246 -0.1333 0.5228 0.0311
0.65 258 -0.6898 0.6295 0.0512
0.75 114 -0.6165 0.7857 0.0477
0.75 126 -1.156 0.5228 0.0758
0.75 138 -0.3701 0.723 0.0374
0.75 150 -0.8522 0.7359 0.0594
0.75 174 1.9032 1.3784 0.1185
0.75 210 0.1809 0.9778 0.0319
0.75 222 -0.5006 0.5604 0.0425
0.75 234 0.5912 0.8133 0.0466
0.75 246 0.2726 0.6694 0.0342
0.75 258 0.3191 0.8066 0.0356
0.85 150 0.7984 1.2136 0.0567
0.85 222 -0.0593 0.8029 0.0302
0.85 234 1.009 0.7512 0.0678
0.85 246 -0.348 0.5773 0.0366
0.85 258 1.5332 0.7448 0.0971
0.85 270 1.295 0.9752 0.0836
0.95 126 -0.9091 0.6042 0.0624
0.95 234 0.8236 0.9392 0.058
0.95 246 -0.3017 0.5043 0.0351
0.95 258 -0.1575 0.6006 0.0315