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Measurement E216M916

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(π−))), mcbn/rad
Differential cross section, where cos(θ(π−) is cosine of the azimuthal angle of π− in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 7 — 8 GeV2
W : 1.55 — 1.6 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(π−))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(π−), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(π−),
deg
dσ/d(−cos(θ(π−))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.145794 0.0461134 0.03347864
27 0.16722 0.0350224 0.02698958
45 0.107656 0.0360453 0.01604536
63 0.0984074 0.0149469 0.00975132
81 0.113974 0.0230991 0.01894183
99 0.105523 0.0132017 0.015712
117 0.0686792 0.00879688 0.0091209
135 0.0628426 0.027827 0.01147944
153 0.0713034 0.0173926 0.01655046
171 0.0899853 0.0219092 0.01442789