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Measurement E151M2310

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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 : 0.1715 GeV2
W : 1595 GeV
ε : 0.9143
Ebeam : 2.999 GeV
εL: 0.164 

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 66 0.2821 0.8131 0.0363
0.25 54 0.6877 0.9275 0.0582
0.25 66 0.6103 0.8884 0.0535
0.25 78 0.2647 0.9725 0.0356
0.25 270 -1.5339 0.9461 0.1152
0.25 282 -0.5002 0.7268 0.0471
0.25 294 -0.7459 0.8087 0.0618
0.35 66 0.0292 0.773 0.0301
0.35 78 -0.4357 0.9835 0.0436
0.35 270 -0.0569 0.6962 0.0303
0.35 282 -0.4036 0.6484 0.0419
0.35 294 -1.0927 0.7912 0.0847
0.45 66 -1.8133 0.7787 0.1349
0.45 78 0.8786 1.0186 0.0704
0.45 90 1.2426 0.9168 0.095
0.45 102 -0.6139 0.8832 0.0537
0.45 114 -0.7725 0.6835 0.0635
0.45 126 1.5647 0.8335 0.1174
0.45 258 -0.928 0.9207 0.0737
0.45 270 -0.4951 0.7335 0.0468
0.45 282 -0.8227 0.6524 0.0668
0.45 294 0.136 0.7647 0.0316
0.55 42 -0.3215 1.0621 0.038
0.55 54 0.0451 0.8035 0.0302
0.55 66 -1.2764 0.892 0.0973
0.55 78 -0.8172 1.1453 0.0664
0.55 90 -0.7902 0.7465 0.0647
0.55 102 -0.051 0.6608 0.0302
0.55 114 -0.2119 0.7234 0.0337
0.55 126 0.3722 0.6961 0.0404
0.55 138 1.7717 0.8755 0.1319
0.55 210 2.0672 0.8701 0.1529
0.55 222 -0.2644 0.9795 0.0356
0.55 234 -1.058 0.972 0.0824
0.55 246 0.3562 0.7976 0.0396
0.55 258 1.665 0.7102 0.1244
0.55 270 -0.8861 0.7318 0.0709
0.55 282 -0.3306 0.7087 0.0384
0.55 306 0.4828 0.7849 0.0461
0.65 54 -0.2857 0.8527 0.0365
0.65 90 0.73 0.6407 0.0608
0.65 102 0.9954 0.5968 0.0782
0.65 114 0.4165 0.5198 0.0426
0.65 126 1.0086 0.6264 0.079
0.65 138 0.6773 0.8008 0.0576
0.65 150 -1.1184 0.9565 0.0865
0.65 174 1.9394 0.9921 0.1438
0.65 186 -0.0903 0.9636 0.0307
0.65 198 0.2489 0.8337 0.035
0.65 210 -0.2294 0.7128 0.0343
0.65 222 0.8158 0.7171 0.0663
0.65 234 -0.234 0.6913 0.0345
0.65 246 1.2628 0.6664 0.0964
0.65 258 0.5714 0.9269 0.0512
0.65 270 -0.9068 0.6879 0.0723
0.65 282 0.3141 1.0033 0.0377
0.65 294 -0.4611 0.6217 0.0449
0.65 306 -0.0246 0.7497 0.0301
0.75 66 -1.4456 0.8667 0.109
0.75 78 -0.6473 0.6506 0.0557
0.75 90 0.1185 0.8248 0.0312
0.75 102 -0.2219 0.5668 0.034
0.75 114 -0.0229 0.54 0.03
0.75 126 -0.8902 0.5232 0.0712
0.75 138 -1.2361 0.6921 0.0945
0.75 150 0.3607 0.9674 0.0398
0.75 186 0.9979 0.7031 0.0783
0.75 198 -0.0402 0.6927 0.0301
0.75 210 -0.4194 0.5936 0.0427
0.75 222 -0.0381 0.611 0.0301
0.75 234 1.4411 0.5092 0.1087
0.75 246 0.2966 0.605 0.0369
0.75 258 0.1969 0.7791 0.0332
0.75 270 0.2684 1.0449 0.0358
0.75 282 -0.4564 0.5913 0.0447
0.75 294 -0.0523 0.643 0.0302
0.85 66 -0.4224 0.633 0.0429
0.85 78 -0.2528 0.543 0.0352
0.85 90 -1.0175 0.506 0.0797
0.85 102 0.5382 0.7612 0.0492
0.85 114 0.7138 0.5726 0.0598
0.85 126 -0.3917 0.7231 0.0413
0.85 138 -1.0644 0.782 0.0828
0.85 150 -1.2583 0.9398 0.0961
0.85 186 0.4987 0.7408 0.047
0.85 198 0.1375 0.6242 0.0316
0.85 210 -1.4583 0.5002 0.1099
0.85 222 0.4189 0.546 0.0427
0.85 234 -0.3112 0.4585 0.0375
0.85 246 -0.1867 0.483 0.0329
0.85 258 0.8554 0.5044 0.0689
0.85 270 0.4622 0.7742 0.045
0.85 282 -1.5756 0.6681 0.1181
0.95 78 1.2838 0.6576 0.0978
0.95 90 0.1732 0.6242 0.0325
0.95 102 0.3173 0.6532 0.0378
0.95 162 0.6793 0.9208 0.0577
0.95 174 0.3912 0.9393 0.0413
0.95 186 -0.4969 0.7597 0.0469
0.95 198 -0.1912 0.7046 0.033
0.95 210 -0.17 0.5656 0.0324
0.95 222 0.3247 0.5764 0.0381
0.95 234 0.0962 0.5634 0.0308
0.95 246 -0.0281 0.5156 0.0301
0.95 258 0.1403 0.4711 0.0317
0.95 270 0.3898 0.4778 0.0412
0.95 282 0.3034 0.5309 0.0372
0.95 294 -0.1809 0.7724 0.0327