CLAS Physics Database

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Measurement E216M846

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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 : 6 — 7 GeV2
W : 1.85 — 1.9 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 0.216247 0.0263368 0.02741013
27 0.213642 0.0182782 0.02839403
45 0.167168 0.0162412 0.02151664
63 0.191465 0.0108795 0.02007571
81 0.279365 0.0222731 0.02621185
99 0.373447 0.0275265 0.03081804
117 0.393781 0.0220067 0.08326318
135 0.42073 0.0329587 0.0395375
153 0.383928 0.0292018 0.03367556
171 0.49248 0.05574 0.04495447