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Measurement E151M209

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: AUL
εL: 0.7216
Q2: 0.101 GeV2
W: 1205.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9181

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.45 282.0 -0.378 0.2577 0.0475
0.55 270.0 -0.4875 0.4761 0.042
0.55 282.0 0.7713 0.615 0.0553
0.55 294.0 1.4293 0.7849 0.0911
0.65 270.0 0.35 0.6552 0.0367
0.65 282.0 -0.1643 0.4571 0.0316
0.75 270.0 -0.2632 0.5444 0.0339
0.75 282.0 0.8408 0.7181 0.0589
0.85 126.0 -0.3093 0.5433 0.0353
0.85 138.0 -0.1368 0.6202 0.0311
0.85 282.0 0.0765 0.6335 0.0304
0.95 102.0 0.3156 0.6297 0.0355
0.95 114.0 0.3237 0.6313 0.0358
0.95 126.0 -0.1232 0.5316 0.0309
0.95 138.0 0.6383 0.7247 0.0488
0.95 150.0 -0.0214 0.5367 0.03
0.95 162.0 -0.4887 0.4339 0.042
0.95 174.0 0.5462 0.7162 0.0445
0.95 186.0 -0.4266 0.4787 0.0395
0.95 198.0 2.1761 2.1761 0.1344
0.95 210.0 0.0468 0.5802 0.0301
0.45 294.0 0.0454 0.4597 0.0301
0.55 270.0 -0.51 0.3489 0.0436
0.55 282.0 0.5911 0.3374 0.0473
0.55 294.0 -0.5038 0.386 0.0433
0.65 270.0 0.1267 0.3767 0.031
0.65 282.0 0.6023 0.4162 0.0479
0.75 270.0 0.2206 0.3311 0.033
0.75 282.0 0.4765 0.4129 0.0421
0.95 102.0 0.3429 0.4162 0.0368
0.95 114.0 0.1397 0.3985 0.0312
0.95 138.0 -0.1083 0.369 0.0307
0.95 174.0 0.127 0.3954 0.031
0.95 186.0 -0.8636 0.3171 0.0613
0.95 210.0 0.3485 0.3446 0.037
0.95 222.0 -0.4048 0.3635 0.0391
Created in SINP MSU, CLAS Collaboration