Forecasts of effects of beam systematics and deprojection on the third-generation ground-based cosmic microwave background experiment

Open Access

Table 1.

Six beam mismatch parameters added to the mock TOD and the corresponding leakage templates.

Mode	Gain	Beamwidth	Pointing, x	Pointing, y	Ellipticity, +	Ellipticity, ×
Symbol	δg	δσ	δx	δy	δp	δc
Template ^(a)	$\tilde{T}$ $\tilde T$	$(\nabla_{x}^{2} + \nabla_{y}^{2}) \tilde{T}$ $(\nabla^2_x+\nabla^2_y) \tilde T$	$\nabla_{x} \tilde{T}$ $\nabla_x \tilde T$	$\nabla_{y} \tilde{T}$ $\nabla_y \tilde T$	$(\nabla_{x}^{2} - \nabla_{y}^{2}) \tilde{T}$ $(\nabla^2_x-\nabla^2_y) \tilde T$	$2 \nabla_{x} \nabla_{y} \tilde{T}$ $2\nabla_x\nabla_y \tilde T$
95 GHz mean	3.9 × 10⁻⁴	−0.0026′	−0.9′	0.72′	4.3 × 10⁻³	−8.9 × 10⁻³
95 GHz std	3 × 10⁻³	0.072′	0.35′	0.29′	1.4 × 10⁻²	1.3 × 10⁻²
150 GHz mean	2.7 × 10⁻⁴	−0.0043′	−0.9′	0.84′	2.5 × 10⁻³	−3.2 × 10⁻³
150 GHz std	3 × 10⁻³	0.072′	0.39′	0.35′	1.5 × 10⁻²	1.5 × 10⁻²

Notes.

^(a)

$\tilde{T}$ $\tilde T$ is the temperature field convolved by the nominal beam. All six templates are $\tilde{T}$ $\tilde T$ and its first and second derivatives.

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