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Measurement E151M2039

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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 : 0.0496 GeV2
W : 1445 GeV
ε : 0.9349
Ebeam : 2.2596 GeV
εL: 0.1033 

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 -0.7215 0.6221 0.0557
0.25 78 0.0142 0.6417 0.0438
0.35 66 -0.0455 0.4961 0.0301
0.35 78 1.1104 0.4814 0.0782
0.35 270 0.6621 0.7519 0.0525
0.35 282 -0.4068 0.5243 0.04
0.35 294 -0.0428 0.5767 0.0301
0.45 66 1.6283 0.5047 0.1101
0.45 78 0.1207 0.5514 0.031
0.45 90 -0.1281 0.6662 0.0311
0.45 270 0.4134 0.5492 0.0403
0.45 282 -1.079 0.443 0.0763
0.45 294 0.2089 0.5249 0.0329
0.55 66 0.1637 0.5939 0.0318
0.55 78 -0.1305 0.5199 0.0312
0.55 90 -0.5685 0.6553 0.0476
0.55 102 0.9554 0.7666 0.069
0.55 114 -0.007 0.6817 0.03
0.55 126 0.1452 0.65 0.0315
0.55 138 1.0488 0.8737 0.0745
0.55 246 1.1725 0.7671 0.082
0.55 270 -1.4294 0.5564 0.0977
0.55 282 0.5003 0.4394 0.0443
0.55 294 -0.82 0.5675 0.0612
0.65 66 -0.4562 0.6641 0.0422
0.65 78 0.891 0.6666 0.0653
0.65 102 -0.0111 0.7754 0.03
0.65 114 1.0084 0.5365 0.0721
0.65 126 -0.389 0.5604 0.0392
0.65 138 0.6688 0.6934 0.0528
0.65 150 0.662 0.8837 0.0525
0.65 210 1.6732 0.7393 0.1129
0.65 222 -1.2133 0.6319 0.0844
0.65 234 -0.7735 0.5506 0.0586
0.65 246 0.0052 0.6413 0.03
0.65 258 0.2757 0.6938 0.035
0.65 270 -0.6008 0.5611 0.0493
0.65 294 0.1504 0.7883 0.0316
0.75 66 -0.9909 0.6645 0.0711
0.75 102 0.8383 0.648 0.0622
0.75 114 0.2903 0.5495 0.0354
0.75 126 -0.7367 0.5865 0.0565
0.75 138 -0.1121 0.6044 0.0309
0.75 150 -0.4464 0.8201 0.0418
0.75 210 0.7564 0.8139 0.0576
0.75 222 -0.0884 0.6632 0.0305
0.75 234 -0.3854 0.615 0.0391
0.75 246 -0.4249 0.6088 0.0408
0.75 258 0.6576 0.718 0.0522
0.75 282 -0.8738 0.611 0.0643
0.75 294 0.2649 0.6672 0.0346
0.85 102 -0.0333 0.8798 0.0301
0.85 114 1.3006 0.8164 0.0898
0.85 126 -0.6735 0.7925 0.0531
0.85 138 -1.0107 0.8732 0.0723
0.85 150 1.4571 0.93 0.0994
0.85 210 -0.2453 0.8604 0.034
0.85 222 -0.1135 0.7789 0.0309
0.85 234 0.1548 0.6899 0.0316
0.85 246 1.2315 0.715 0.0855
0.85 258 -1.615 0.6854 0.1093
0.85 270 2.6757 2.6757 0.1766
0.95 222 1.0582 1.1999 0.0751
0.95 234 0.8749 1.5761 0.0643
0.95 246 0.1716 1.356 0.032
0.95 258 -3.0503 1.3703 0.2007
0.25 294 0.2961 0.9269 0.0405
0.35 66 -0.8352 0.9044 0.0824
0.35 78 0.4135 1.0161 0.0484
0.35 282 0.8307 0.7224 0.082
0.35 294 -1.3391 0.8032 0.1267
0.45 66 -0.6548 0.8878 0.0672
0.45 78 0.9054 0.8044 0.0884
0.45 90 0.9028 0.9955 0.0882
0.45 270 -0.5009 0.7868 0.0549
0.45 282 0.7732 0.789 0.0771
0.45 294 0.2074 0.7169 0.0355
0.55 66 0.5001 1.098 0.0549
0.55 78 -1.3345 0.8175 0.1263
0.55 90 -0.2295 1.1698 0.0367
0.55 102 2.6437 1.1068 0.2448
0.55 114 -0.2097 1.1139 0.0357
0.55 126 -0.6255 1.046 0.0648
0.55 222 -0.2439 1.2176 0.0375
0.55 234 -0.4196 1.1369 0.0489
0.55 258 0.0216 0.9326 0.0301
0.55 270 0.2372 0.7781 0.0371
0.55 282 -1.1849 0.7204 0.113
0.55 294 -0.0032 0.6853 0.03
0.65 66 -0.6988 1.0112 0.0709
0.65 78 -0.8103 1.1011 0.0803
0.65 102 -0.4162 1.0576 0.0486
0.65 114 0.4902 0.9756 0.0541
0.65 126 -2.2741 0.8348 0.2111
0.65 138 1.7084 0.9845 0.1598
0.65 210 0.3718 1.1313 0.0455
0.65 222 -0.0464 0.9123 0.0303
0.65 234 0.406 0.8374 0.0479
0.65 246 -0.629 0.8154 0.0651
0.65 270 0.2035 1.0889 0.0354
0.65 294 1.2634 0.897 0.1199
0.75 102 -0.3144 1.3397 0.0416
0.75 114 -0.0526 0.8525 0.0304
0.75 126 -0.2731 0.9847 0.0391
0.75 138 -1.0215 1.0235 0.0986
0.75 150 -1.5432 1.0725 0.145
0.75 210 1.7117 0.9855 0.1601
0.75 222 -1.2951 0.9435 0.1227
0.75 234 -2.6466 0.7368 0.2451
0.75 246 0.3274 0.7969 0.0425
0.75 258 -0.9391 1.197 0.0914
0.75 294 -0.186 0.9005 0.0345
0.85 102 -0.5181 1.6559 0.0563
0.85 114 -1.1537 1.5241 0.1102
0.85 126 -0.7763 1.4062 0.0774
0.85 222 -1.4673 1.1116 0.1381
0.85 234 -0.015 0.9352 0.03
0.85 246 0.8088 0.9492 0.0802
0.85 258 0.0093 1.103 0.03
0.85 270 -1.283 1.1517 0.1217
0.95 222 7.6627 3.1279 0.7049
0.95 234 -2.7328 3.347 0.2529
0.95 246 0.1029 3.7251 0.0315