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Measurement E151M1538

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.0904
Q2: 0.0348 GeV2
W: 1385.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8491

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 30.0 0.5119 0.8066 0.0429
0.25 42.0 -0.0239 0.6898 0.044
0.35 18.0 0.3604 0.7701 0.037
0.35 30.0 1.672 0.6165 0.1234
0.35 42.0 -1.1461 0.4009 0.1078
0.45 18.0 0.4624 0.6349 0.0407
0.45 30.0 0.0954 0.5091 0.0333
0.45 42.0 0.6199 0.5646 0.0482
0.55 42.0 1.0493 0.9842 0.068
0.55 126.0 0.8997 1.066 0.0603
0.55 138.0 -0.7768 0.703 0.0554
0.55 210.0 -0.833 0.8556 0.0582
0.55 222.0 0.0904 0.6204 0.0322
0.55 234.0 -0.462 0.5963 0.0406
0.55 246.0 0.9355 0.4719 0.0637
0.55 258.0 0.2745 0.5819 0.0392
0.65 114.0 1.4555 0.8268 0.0923
0.65 126.0 0.6555 0.5283 0.0546
0.65 138.0 -0.0976 0.4681 0.0474
0.65 150.0 -0.6345 0.5374 0.0484
0.65 162.0 -0.0578 0.6464 0.0444
0.65 210.0 0.803 0.804 0.0567
0.65 222.0 -0.6624 0.4656 0.0514
0.65 234.0 -0.5469 0.4252 0.0761
0.65 246.0 0.0347 0.4206 0.0315
0.65 258.0 -0.7843 0.4748 0.0556
0.75 114.0 -0.4299 0.7548 0.0395
0.75 126.0 -0.0736 0.5092 0.0715
0.75 138.0 -0.458 0.4798 0.0493
0.75 150.0 0.6187 0.5251 0.049
0.75 162.0 0.2342 0.6353 0.0337
0.75 174.0 1.9368 0.7201 0.1199
0.75 186.0 0.7166 0.8234 0.0524
0.75 210.0 -0.3326 1.1026 0.0357
0.75 222.0 0.0097 0.4327 0.0602
0.75 234.0 -0.0156 0.3624 0.0308
0.75 246.0 -0.1354 0.4 0.0402
0.75 258.0 0.0405 0.441 0.0449
0.85 114.0 0.4628 1.1605 0.0403
0.85 126.0 0.4845 1.1278 0.0412
0.85 138.0 -0.1169 1.0009 0.0308
0.85 150.0 1.2381 1.017 0.078
0.85 162.0 2.4419 2.4419 0.1451
0.85 210.0 1.5863 0.6818 0.097
0.85 222.0 -0.4076 0.8381 0.0382
0.85 234.0 -0.8754 0.6935 0.0591
0.85 246.0 -0.5185 0.5751 0.0425
0.85 258.0 -0.649 0.5706 0.0482
0.85 270.0 -0.0773 0.8022 0.0303
0.95 114.0 0.098 0.8347 0.0305
0.95 126.0 -0.2565 0.9352 0.0335
0.95 222.0 0.3687 1.0351 0.0369
0.95 234.0 1.1135 0.6993 0.0714
0.95 246.0 0.3065 0.7 0.0349
0.95 258.0 0.1307 0.8754 0.0309
0.75 270.0 0.3436 0.7918 0.0364
0.85 114.0 -0.4674 0.7566 0.041
0.85 126.0 1.0544 0.7441 0.07
0.85 138.0 0.614 0.6707 0.0475
0.85 150.0 0.7104 0.6376 0.0521
0.85 162.0 1.3092 0.7134 0.084
0.85 210.0 -0.7381 0.8727 0.0534
0.85 222.0 0.3945 0.6497 0.0382
0.85 234.0 0.0553 0.5165 0.0302
0.85 246.0 -0.1176 0.5428 0.0308
0.85 258.0 0.4821 0.5675 0.0417
0.85 270.0 -0.4661 0.6692 0.041
0.95 114.0 -0.4309 0.7097 0.0396
0.95 138.0 -0.1394 0.6888 0.0311
0.95 222.0 -0.1125 0.692 0.0307
0.95 234.0 1.1762 0.5314 0.0766
0.95 246.0 0.3148 0.4744 0.0354
0.95 258.0 -0.5503 0.6108 0.0446
Created in SINP MSU, CLAS Collaboration