CLAS Physics Database

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Measurement E216M904

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π−), mcbn/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p and 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 : 1.5 — 1.55 GeV

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

Parameter (X axis): ψ(π−), deg

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

Measured data:

ψ(π−),
deg
dσ/dψ(π−),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.0193615 0.00472047 0.00456275
54 0.0166233 0.00469516 0.00279443
90 0.030274 0.00583849 0.00436635
126 0.0357908 0.00581042 0.00430107
162 0.0408145 0.00675645 0.00458171
198 0.047978 0.0070563 0.0055448
234 0.0429094 0.00704834 0.00682135
270 0.0363531 0.0060051 0.00408757
306 0.0346667 0.00754085 0.00695887
342 0.0253423 0.00598368 0.00521346