CLAS Physics Database

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Measurement E216M702

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

Q2 : 5 — 6 GeV2
W : 1.75 — 1.8 GeV

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

Parameter (X axis): θ(p), deg

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

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.418096 0.0578959 0.06730181
27 0.408107 0.0666813 0.09400893
45 0.354824 0.0293157 0.04010869
63 0.38243 0.0239422 0.03896965
81 0.487324 0.0218254 0.04424804
99 0.589727 0.0251733 0.04456009
117 0.602327 0.0335375 0.0474853
135 0.466325 0.0324217 0.0401616
153 0.48319 0.0286531 0.03984586
171 0.54319 0.053669 0.04828442