CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1518

You are not logged in.

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 : 0.0348 GeV2
W : 1355 GeV
ε : 0.8729
Ebeam : 1.3383 GeV
εL: 0.1091 

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 42 1.6582 0.8173 0.1038
0.25 54 -1.4287 0.7659 0.0907
0.35 30 0.756 0.7683 0.0543
0.35 42 -0.6085 0.6762 0.0472
0.35 54 -0.8483 0.8393 0.059
0.45 18 0.1599 0.7648 0.0315
0.45 30 -2.0547 0.615 0.1268
0.45 42 1.2203 0.75 0.079
0.55 30 0.6513 0.7427 0.0492
0.55 42 -1.4432 0.6395 0.0916
0.55 234 0.4502 0.729 0.0404
0.55 246 0.1303 0.5249 0.031
0.55 258 0.247 0.5442 0.0335
0.65 114 -0.1318 0.8005 0.031
0.65 126 0.4036 0.6238 0.0385
0.65 138 -0.0916 0.6477 0.0305
0.65 150 0.2115 0.778 0.0326
0.65 210 -0.5162 0.6672 0.0431
0.65 222 0.6494 0.5946 0.0491
0.65 234 -0.3964 0.495 0.0383
0.65 246 0.2362 0.4339 0.0332
0.65 258 0.5813 0.5134 0.046
0.65 270 -1.1039 0.7417 0.0726
0.75 114 -0.2691 0.7209 0.0341
0.75 126 -0.1786 0.6535 0.0319
0.75 138 -0.8036 0.4658 0.0567
0.75 150 -0.1994 0.5686 0.0323
0.75 162 -0.7219 0.588 0.0526
0.75 174 -0.7235 0.7761 0.0527
0.75 210 0.0054 0.8035 0.03
0.75 222 -1.1598 0.5975 0.0757
0.75 234 0.2125 0.4544 0.0326
0.75 246 0.0226 0.4278 0.03
0.75 258 0.1768 0.5021 0.0318
0.75 270 0.2866 0.6482 0.0346
0.85 114 -0.8669 0.6877 0.06
0.85 126 1.2689 0.7731 0.0818
0.85 138 0.5816 0.5861 0.046
0.85 150 0.3862 0.8338 0.0379
0.85 162 0.6111 0.6487 0.0473
0.85 174 -0.2753 0.7844 0.0342
0.85 222 -0.1822 0.5325 0.0319
0.85 234 -0.3012 0.5639 0.035
0.85 246 0.1701 0.4507 0.0317
0.85 258 0.9987 0.4208 0.067
0.85 270 -0.1031 0.4974 0.0306
0.95 114 -0.3428 0.6146 0.0364
0.95 126 -0.0191 0.5835 0.03
0.95 138 0.8751 0.6477 0.0604
0.95 222 0.5351 0.5374 0.0439
0.95 234 0.6115 0.551 0.0474
0.95 246 0.1234 0.6551 0.0309
0.95 258 -0.6032 0.5012 0.047
0.15 42 0.4189 1.0523 0.0386
0.25 42 1.9478 0.7532 0.1172
0.35 30 0.0872 1.0405 0.0304
0.35 42 -0.3127 1.0196 0.0351
0.45 18 -1.5854 0.78 0.0969
0.45 30 -0.1575 0.8662 0.0314
0.45 42 0.4339 0.9486 0.0392
0.55 42 -0.1781 1.0423 0.0317
0.55 138 0.7039 1.3071 0.0507
0.55 234 -0.6224 1.0081 0.047
0.55 246 0.2899 0.8077 0.0344
0.55 258 0.8287 0.8202 0.0568
0.65 114 1.5884 0.9429 0.0971
0.65 126 0.7398 1.0345 0.0524
0.65 138 -1.2044 0.6482 0.0762
0.65 150 0.2837 0.9712 0.0342
0.65 162 -0.2382 0.9438 0.033
0.65 210 -0.0495 0.8603 0.0301
0.65 222 -0.1076 0.8294 0.0306
0.65 234 0.1674 0.6675 0.0315
0.65 246 -0.1229 0.5549 0.0308
0.65 258 -0.2393 0.6933 0.0331
0.65 270 1.329 0.6958 0.0829
0.75 114 0.0449 0.876 0.0301
0.75 126 -0.9064 0.8373 0.0606
0.75 138 0.2157 0.6796 0.0325
0.75 150 0.018 0.9085 0.03
0.75 162 -0.6121 0.7948 0.0466
0.75 210 1.5955 0.7362 0.0975
0.75 222 -1.3174 0.5332 0.0823
0.75 234 -0.5104 0.5385 0.0422
0.75 246 0.1532 0.5485 0.0313
0.75 258 -0.2721 0.6011 0.0339
0.75 270 0.5546 0.6656 0.044
0.85 126 -1.2073 0.7564 0.0763
0.85 138 -0.5643 0.8526 0.0445
0.85 150 0.534 0.9538 0.0432
0.85 162 0.6242 0.9632 0.0471
0.85 174 1.868 0.6664 0.1127
0.85 210 -0.1149 0.9749 0.0307
0.85 222 0.5028 0.8091 0.0419
0.85 234 1.162 0.5049 0.0739
0.85 246 1.0358 0.5449 0.0673
0.85 258 0.0746 0.5266 0.0303
0.85 270 0.5557 0.6971 0.0441
0.95 126 -1.1188 0.617 0.0716
0.95 138 0.2905 1.0221 0.0344
0.95 222 0.4752 0.8538 0.0408
0.95 234 1.648 0.4795 0.1004
0.95 246 0.8685 0.7347 0.0587
0.95 258 -0.005 0.6624 0.03