CLAS Physics Database

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Measurement E216M882

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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 : 2.05 — 2.1 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 0.185669 0.0245299 0.03280817
27 0.141142 0.0120646 0.01975397
45 0.1323 0.0102129 0.01798549
63 0.133717 0.0151412 0.01638173
81 0.172682 0.017511 0.01552356
99 0.236795 0.0143948 0.0248626
117 0.31773 0.0185697 0.04364497
135 0.361567 0.0242664 0.03410507
153 0.591462 0.0330723 0.04916673
171 0.707796 0.0569482 0.06543117