Phi angle in CM frame for different runs

$\varphi^{LAB}$

The angle is (0, 360).

electron sector	$\varphi_{e}^{LAB}$	$\varphi_{pion}^{LAB}$	$\varphi_{e}^{LAB} - \varphi_{pion}^{LAB}$ after correction
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$\varphi^{CM}$

The angle is (0, 360).

electron sector	$\varphi_{e}^{CM}$	$\varphi_{pion}^{CM}$	$\varphi_{e}^{CM} - \varphi_{pion}^{CM}$ after correction
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6

I used 27 files. The cut is applied on $1.6 \lt Q^{2} \lt 1.9$.

phi_angle_in_cm_frame_vs_electron_sector

phi_angle_in_cm_frame_vs_pion_sector

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