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Measurement E151M2297

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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 : 1565 GeV
ε : 0.9229
Ebeam : 2.999 GeV
εL: 0.184 

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 6 1.4382 0.8739 0.1085
0.15 66 -0.5339 0.8633 0.049
0.15 78 -0.6873 0.893 0.0582
0.15 294 0.007 0.8763 0.03
0.15 306 -0.8876 0.9261 0.071
0.25 66 1.1402 0.7183 0.088
0.25 78 0.7854 0.8805 0.0644
0.25 282 0.5118 0.7942 0.0477
0.25 294 -1.5429 0.6443 0.1158
0.35 66 1.2232 0.7505 0.0936
0.35 78 -1.4672 0.9442 0.1105
0.35 270 -0.7149 0.6983 0.0599
0.35 282 -0.4133 0.6726 0.0424
0.35 294 -0.2667 0.5633 0.0357
0.45 54 -0.4835 0.9815 0.0461
0.45 66 0.2142 0.8971 0.0338
0.45 78 -0.8443 0.8552 0.0682
0.45 90 0.2605 0.8954 0.0355
0.45 102 0.1037 0.7987 0.0309
0.45 114 -0.6254 0.6844 0.0544
0.45 126 0.0053 0.842 0.03
0.45 258 -1.3972 0.9485 0.1057
0.45 270 0.8546 0.7225 0.0688
0.45 282 -0.7947 0.5949 0.065
0.45 294 0.4614 0.698 0.0449
0.55 42 0.2079 0.9951 0.0336
0.55 54 0.8423 0.8 0.068
0.55 66 -0.6079 0.8666 0.0533
0.55 78 0.6263 0.883 0.0544
0.55 90 -0.822 0.7861 0.0667
0.55 102 -0.7423 0.5867 0.0616
0.55 114 0.8101 0.5752 0.066
0.55 126 -0.9404 0.7694 0.0745
0.55 138 -0.533 0.8434 0.0489
0.55 222 -0.404 1.033 0.0419
0.55 234 0.3752 0.8525 0.0405
0.55 246 1.3208 0.7474 0.1004
0.55 258 -0.0685 0.8606 0.0304
0.55 270 -0.7916 0.5532 0.0648
0.55 282 0.0506 0.5578 0.0302
0.55 306 1.117 0.6688 0.0864
0.65 66 -1.0472 0.9805 0.0816
0.65 78 1.6407 0.8737 0.1227
0.65 90 -0.1251 0.6773 0.0313
0.65 102 0.6763 0.5134 0.0575
0.65 114 0.4089 0.5098 0.0422
0.65 126 0.1402 0.6053 0.0317
0.65 138 0.2267 0.6391 0.0342
0.65 150 -1.2625 1.0959 0.0963
0.65 198 0.7291 0.8503 0.0608
0.65 210 0.1434 0.652 0.0318
0.65 222 0.4111 0.6897 0.0423
0.65 234 -0.4246 0.588 0.043
0.65 246 0.3806 0.6511 0.0408
0.65 258 0.2579 0.8045 0.0353
0.65 270 -0.3861 0.6511 0.041
0.65 294 0.0345 0.6367 0.0301
0.65 306 -0.5624 0.6409 0.0506
0.75 66 0.2907 0.8431 0.0367
0.75 78 -0.4335 0.6536 0.0434
0.75 90 -1.2269 0.7291 0.0939
0.75 102 0.2429 0.4664 0.0348
0.75 114 0.0842 0.4991 0.0306
0.75 126 -0.252 0.5509 0.0351
0.75 138 -0.6978 0.7087 0.0588
0.75 150 0.026 1.0098 0.0301
0.75 174 1.5403 0.9757 0.1156
0.75 186 0.3895 0.7051 0.0412
0.75 198 0.34 0.6122 0.0388
0.75 210 0.3357 0.5233 0.0386
0.75 222 -0.0667 0.564 0.0304
0.75 234 -0.0874 0.5549 0.0307
0.75 246 0.3296 0.5977 0.0384
0.75 258 1.0532 0.5744 0.0821
0.75 270 0.3118 0.8747 0.0376
0.75 282 -0.5362 0.6486 0.0491
0.75 294 0.5512 0.5906 0.05
0.75 306 -0.4049 0.8638 0.042
0.85 66 -0.1967 0.6188 0.0332
0.85 78 -0.1619 0.4626 0.0322
0.85 90 -0.6446 0.4981 0.0555
0.85 102 1.5646 0.6621 0.1174
0.85 114 0.0335 0.6184 0.0301
0.85 126 0.0779 0.6003 0.0305
0.85 138 -0.5586 0.6641 0.0504
0.85 150 0.1093 0.8145 0.031
0.85 162 -0.4791 0.9933 0.0459
0.85 174 -1.0273 0.9496 0.0803
0.85 186 0.3065 0.7883 0.0373
0.85 198 0.3168 0.6264 0.0378
0.85 210 -0.2704 0.5467 0.0358
0.85 222 -0.4036 0.5089 0.0419
0.85 234 0.3286 0.4454 0.0383
0.85 246 0.2416 0.4493 0.0347
0.85 258 -0.1138 0.4818 0.0311
0.85 270 0.8711 0.5747 0.0699
0.85 282 0.3897 0.7055 0.0412
0.95 78 0.6824 0.5378 0.0579
0.95 90 -0.2747 0.5184 0.036
0.95 102 -0.2046 0.7584 0.0335
0.95 186 0.6369 0.7572 0.0551
0.95 198 -0.6824 0.6953 0.0579
0.95 210 0.4546 0.5569 0.0446
0.95 222 1.1079 0.6409 0.0858
0.95 234 0.423 0.4959 0.0429
0.95 246 -0.4898 0.465 0.0465
0.95 258 0.2804 0.4563 0.0362
0.95 270 0.391 0.488 0.0413
0.95 282 -0.214 0.4485 0.0338
0.95 294 0.0647 0.6234 0.0304