CLAS Physics Database

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Measurement E216M189

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.7 — 1.75 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 2.50964 0.153436 0.47654299
27 2.25466 0.156064 0.33704316
45 2.14399 0.112762 0.30904974
63 2.31544 0.0878297 0.26160603
81 2.73636 0.237122 0.28662021
99 2.97889 0.0635472 0.26778254
117 3.10287 0.139433 0.26200328
135 2.65031 0.0553504 0.21180204
153 2.48356 0.0707773 0.19257474
171 2.73202 0.114892 0.21562433