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Measurement E151M2738

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: ALU
εL: 0.0789
Q2: 0.0245 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8796

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 42.0 -0.2453 0.2423
0.35 30.0 0.0928 0.2799
0.35 42.0 0.0788 0.2089
0.35 54.0 0.1591 0.2674
0.45 30.0 -0.402 0.2377
0.45 42.0 0.1402 0.232
0.55 30.0 0.3723 0.1987
0.55 42.0 0.1806 0.2639
0.55 126.0 0.434 0.2595
0.55 138.0 -0.0742 0.2774
0.55 222.0 -0.0057 0.2548
0.55 234.0 0.0859 0.2047
0.55 246.0 -0.2705 0.1781
0.55 258.0 0.0753 0.2349
0.65 114.0 -0.1382 0.2779
0.65 126.0 0.2485 0.2416
0.65 138.0 -0.2835 0.1599
0.65 150.0 -0.1095 0.1996
0.65 162.0 -0.0615 0.2472
0.65 174.0 0.2598 0.2764
0.65 198.0 0.2259 0.2587
0.65 210.0 -0.4941 0.2146
0.65 222.0 0.1498 0.167
0.65 234.0 -0.2237 0.1622
0.65 246.0 -0.0086 0.1508
0.65 258.0 0.1597 0.1706
0.75 114.0 0.0268 0.2168
0.75 126.0 -0.2237 0.1768
0.75 138.0 -0.1363 0.1623
0.75 150.0 -0.0198 0.1924
0.75 162.0 0.0796 0.2096
0.75 174.0 -0.5426 0.249
0.75 198.0 -0.2196 0.2494
0.75 210.0 -0.1655 0.2322
0.75 222.0 0.0833 0.1729
0.75 234.0 -0.0719 0.1408
0.75 246.0 -0.0753 0.1499
0.75 258.0 0.1174 0.1848
0.75 270.0 0.0489 0.2693
0.85 114.0 0.0634 0.2845
0.85 126.0 0.0194 0.2636
0.85 138.0 0.2906 0.2105
0.85 150.0 0.5012 0.22
0.85 162.0 -0.2221 0.2327
0.85 210.0 0.2321 0.2026
0.85 222.0 0.0155 0.1647
0.85 234.0 -0.1076 0.1494
0.85 246.0 -0.0405 0.1451
0.85 258.0 0.023 0.1807
0.85 270.0 0.1139 0.2097
0.95 114.0 0.2856 0.2658
0.95 126.0 0.5361 0.238
0.95 222.0 -0.3057 0.2689
0.95 234.0 0.0459 0.2521
0.95 246.0 -0.0353 0.246
0.95 258.0 -0.2116 0.274
0.15 42.0 0.0534 0.3852
0.25 30.0 0.2761 0.3812
0.25 42.0 -0.1145 0.3191
0.35 30.0 -0.4728 0.2785
0.35 42.0 -0.3004 0.2477
0.35 54.0 -0.4989 0.2859
0.45 18.0 0.1006 0.3549
0.45 30.0 0.0958 0.3276
0.45 42.0 -0.1274 0.3251
0.45 54.0 0.2625 0.3386
0.55 30.0 -0.0587 0.2792
0.55 42.0 -0.2743 0.3078
0.55 138.0 -0.1125 0.3522
0.55 222.0 -0.0241 0.3206
0.55 234.0 -0.551 0.2188
0.55 246.0 0.3644 0.2636
0.55 258.0 -0.6864 0.1857
0.65 114.0 0.5627 0.2641
0.65 126.0 0.0801 0.2789
0.65 138.0 -0.2406 0.3487
0.65 150.0 0.1528 0.3022
0.65 162.0 0.3193 0.3048
0.65 198.0 0.6481 0.2684
0.65 210.0 0.1354 0.3129
0.65 222.0 0.1891 0.2273
0.65 234.0 0.2986 0.2095
0.65 246.0 -0.0924 0.2294
0.65 258.0 0.3934 0.2037
0.65 270.0 0.1986 0.3203
0.75 114.0 0.0031 0.3461
0.75 126.0 0.1371 0.2998
0.75 138.0 0.3817 0.2306
0.75 150.0 0.0222 0.2671
0.75 162.0 -0.0183 0.3843
0.75 174.0 0.1391 0.4538
0.75 210.0 -0.0448 0.3178
0.75 222.0 -0.0388 0.2733
0.75 234.0 0.0937 0.225
0.75 246.0 0.0166 0.2465
0.75 258.0 0.0071 0.2394
0.75 270.0 0.6285 0.2038
0.85 114.0 -0.3987 0.3725
0.85 126.0 0.4692 0.2936
0.85 138.0 0.1516 0.3293
0.85 150.0 0.3615 0.3839
0.85 162.0 0.3909 0.3112
0.85 174.0 -0.3279 0.3955
0.85 210.0 -0.288 0.3108
0.85 222.0 -0.1182 0.2937
0.85 234.0 -0.0217 0.2083
0.85 246.0 -0.1151 0.2038
0.85 258.0 -0.3225 0.2371
0.85 270.0 0.3954 0.2858
0.95 126.0 0.0425 0.3855
0.95 222.0 0.1176 0.3917
0.95 234.0 0.0852 0.3313
0.95 246.0 -0.0716 0.3634
0.95 258.0 0.02 0.4154
Created in SINP MSU, CLAS Collaboration