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Measurement E151M2263

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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 : 0.2915 GeV2
W : 1475 GeV
ε : 0.9269
Ebeam : 2.999 GeV
εL: 0.378 

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
0.05 54 -1.1143 0.738 0.0862
0.05 66 1.1093 0.9554 0.0859
0.05 306 -0.5538 0.7306 0.0501
0.15 54 1.2278 0.701 0.0939
0.15 66 -0.1173 0.7006 0.0312
0.15 78 -1.5981 0.6909 0.1197
0.15 282 -0.0657 0.8691 0.0304
0.15 294 -0.3387 0.7801 0.0388
0.25 54 0.117 0.7352 0.0312
0.25 66 0.1486 0.8 0.0319
0.25 78 0.7111 0.7101 0.0597
0.25 282 -0.6863 0.711 0.0581
0.25 294 -0.4145 0.6096 0.0425
0.25 306 1.784 0.6654 0.1328
0.35 54 0.3805 0.8594 0.0408
0.35 66 -0.3957 0.6691 0.0415
0.35 78 -0.5863 0.9663 0.052
0.35 282 -0.0193 0.6071 0.03
0.35 294 -0.0405 0.6 0.0301
0.45 78 -0.47 0.9529 0.0454
0.45 90 -0.8942 0.768 0.0714
0.45 102 -0.6865 0.6971 0.0581
0.45 270 1.7193 0.7208 0.1282
0.45 282 -0.3079 0.6006 0.0374
0.45 294 0.8007 0.6098 0.0654
0.45 306 0.4287 0.8873 0.0432
0.55 78 -0.5994 0.8324 0.0528
0.55 90 0.4485 0.5753 0.0442
0.55 102 0.3895 0.5788 0.0412
0.55 114 1.1972 0.6575 0.0918
0.55 258 0.1181 0.7296 0.0312
0.55 270 0.2549 0.798 0.0352
0.55 282 -0.0816 0.6751 0.0306
0.55 306 -0.0445 0.601 0.0302
0.65 78 0.2245 0.5401 0.0341
0.65 90 0.7618 0.5149 0.0629
0.65 102 0.4757 0.5705 0.0457
0.65 114 0.2473 0.5664 0.035
0.65 126 -0.9265 0.6655 0.0736
0.65 234 0.1372 0.8352 0.0316
0.65 246 0.0041 0.6123 0.03
0.65 258 -0.176 0.6085 0.0326
0.65 270 0.4308 0.8257 0.0433
0.65 282 -0.7828 0.7125 0.0642
0.65 306 0.7318 0.6952 0.061
0.75 54 0.1733 0.7193 0.0325
0.75 66 -0.7035 0.5908 0.0592
0.75 78 1.0007 0.6099 0.0785
0.75 90 0.4087 0.4613 0.0422
0.75 102 0.9912 0.5143 0.0779
0.75 114 -0.0802 0.5098 0.0306
0.75 126 -0.7198 0.6154 0.0602
0.75 138 1.1212 0.9396 0.0867
0.75 210 -0.4213 0.8724 0.0428
0.75 222 -0.4647 0.6721 0.0451
0.75 234 0.408 0.5105 0.0421
0.75 246 -0.4854 0.5059 0.0463
0.75 258 0.786 0.5198 0.0644
0.75 270 -0.4562 0.5784 0.0447
0.75 282 -0.3644 0.6701 0.04
0.85 54 0.3623 0.5813 0.0399
0.85 66 0.3475 0.5214 0.0392
0.85 78 1.4002 0.8015 0.1059
0.85 90 0.3453 0.571 0.0391
0.85 102 0.1142 0.4663 0.0311
0.85 114 -0.8128 0.5594 0.0661
0.85 126 -0.1951 0.6308 0.0332
0.85 138 0.29 0.8374 0.0366
0.85 186 0.9348 0.8972 0.0741
0.85 198 -0.0427 0.7483 0.0302
0.85 210 0.0021 0.6216 0.03
0.85 222 0.0936 0.6016 0.0308
0.85 234 0.3521 0.5585 0.0394
0.85 246 0.4612 0.4741 0.0449
0.85 258 -1.0779 0.4397 0.0837
0.85 270 -0.3299 0.4416 0.0384
0.85 282 -0.3711 0.4794 0.0403
0.85 294 -0.431 0.5355 0.0433
0.85 306 -0.9455 0.5555 0.0748
0.95 54 -0.1934 0.6739 0.0331
0.95 66 -0.9861 0.7333 0.0775
0.95 102 -1.1944 0.901 0.0917
0.95 114 -0.1512 0.8355 0.0319
0.95 126 0.3429 0.8521 0.039
0.95 162 0.4366 0.9249 0.0436
0.95 186 0.1066 0.7307 0.031
0.95 198 -0.0619 0.7967 0.0303
0.95 210 0.6638 0.7487 0.0567
0.95 222 0.0497 0.6823 0.0302
0.95 234 0.7503 0.6656 0.0621
0.95 246 0.3696 0.5642 0.0402
0.95 258 -0.0667 0.508 0.0304
0.95 270 0.1672 0.4851 0.0324
0.95 282 0.0091 0.4556 0.03
0.95 294 0.165 0.3851 0.0323
0.95 306 0.202 0.4458 0.0334
0.95 318 -0.4554 0.4664 0.0446
0.95 330 1.0154 0.6496 0.0795