CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E151M1771

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 : 0.0593 GeV2
W : 1385 GeV
ε : 0.9327
Ebeam : 1.9889 GeV
εL: 0.1617 

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
0.15 318 0.4418 0.7931 0.0402
0.15 342 -1.0794 0.7383 0.072
0.25 54 -0.6436 0.8117 0.0492
0.25 66 -0.4354 0.5778 0.0399
0.25 78 -0.179 0.6913 0.0319
0.25 282 0.7179 0.68 0.0528
0.25 294 -0.4921 0.5212 0.0423
0.25 306 -0.279 0.6393 0.0344
0.35 54 0.0406 0.714 0.0301
0.35 66 -0.5782 0.4956 0.0461
0.35 78 -0.2676 0.3892 0.0341
0.35 90 0.2001 0.6839 0.0324
0.35 270 0.8595 0.6981 0.0601
0.35 282 0.4789 0.5104 0.0417
0.35 294 0.1041 0.4342 0.0307
0.35 306 -1.0392 0.4437 0.0698
0.45 66 0.0796 0.4579 0.0304
0.45 78 -0.6739 0.3737 0.0507
0.45 90 0.6956 0.4867 0.0517
0.45 270 -0.4303 0.5184 0.0397
0.45 282 -0.0892 0.4583 0.0305
0.45 294 -0.2448 0.3946 0.0335
0.45 306 -0.5189 0.5543 0.0435
0.55 66 -0.0742 0.6032 0.0303
0.55 78 0.3279 0.4084 0.036
0.55 90 0.0326 0.5108 0.0301
0.55 102 -0.5451 0.5306 0.0446
0.55 114 -0.6719 0.6399 0.0506
0.55 126 0.4311 0.7902 0.0398
0.55 234 -0.6056 0.73 0.0474
0.55 246 0.1901 0.5614 0.0321
0.55 258 0.0989 0.6161 0.0306
0.55 270 -0.7741 0.456 0.0557
0.55 282 -0.7096 0.3803 0.0524
0.55 294 0.6551 0.4379 0.0498
0.65 66 -0.2264 0.5794 0.033
0.65 78 0.7656 0.5398 0.0552
0.65 90 -0.4633 0.5195 0.0411
0.65 102 -0.0837 0.5376 0.0304
0.65 114 0.3234 0.4658 0.0358
0.65 126 0.6301 0.4973 0.0486
0.65 138 0.827 0.5249 0.0584
0.65 210 -0.7306 0.6816 0.0535
0.65 222 0.6882 0.5164 0.0514
0.65 234 -0.1117 0.4509 0.0308
0.65 246 0.6343 0.4216 0.0488
0.65 258 0.39 0.424 0.0382
0.65 270 -0.3765 0.4879 0.0377
0.65 282 0.0705 0.6021 0.0303
0.65 294 0.149 0.6414 0.0313
0.65 306 0.5463 0.7 0.0447
0.75 78 -0.3971 0.6511 0.0385
0.75 90 1.1893 0.6801 0.0781
0.75 102 0.0524 0.4653 0.0302
0.75 114 -0.0681 0.3923 0.0303
0.75 126 -0.2576 0.4029 0.0338
0.75 138 0.0073 0.478 0.03
0.75 150 -0.0206 0.61 0.03
0.75 162 -0.0027 0.7043 0.03
0.75 198 -0.0441 0.6651 0.0301
0.75 210 -0.1187 0.525 0.0309
0.75 222 -0.1405 0.4405 0.0312
0.75 234 0.3029 0.3546 0.0352
0.75 246 -0.3091 0.3227 0.0354
0.75 258 0.28 0.3915 0.0345
0.75 270 -0.2736 0.5336 0.0343
0.75 282 -0.1013 0.6549 0.0306
0.85 90 -0.2444 0.6375 0.0335
0.85 102 0.5329 0.6293 0.0441
0.85 114 0.6675 0.4214 0.0504
0.85 126 0.5012 0.4021 0.0427
0.85 138 -0.43 0.483 0.0397
0.85 150 -0.3061 0.5251 0.0353
0.85 162 0.0723 0.6169 0.0303
0.85 198 0.175 0.68 0.0318
0.85 210 0.7365 0.4742 0.0538
0.85 222 -0.0833 0.467 0.0304
0.85 234 -0.4889 0.3912 0.0422
0.85 246 -0.0648 0.3487 0.0303
0.85 258 0.2387 0.3677 0.0333
0.85 270 0.4009 0.4168 0.0386
0.95 114 0.0509 0.7209 0.0302
0.95 126 -0.4469 0.7246 0.0404
0.95 138 -0.2205 0.7228 0.0328
0.95 210 -0.0044 0.6695 0.03
0.95 222 -0.9666 0.5034 0.0658
0.95 234 -0.5367 0.4572 0.0442
0.95 246 -0.3971 0.4755 0.0385
0.95 258 -0.0559 0.5071 0.0302