Radio spectral study of the cluster of galaxies Abell 2255

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Table 3:

Parameters of the observations and of the final full resolution maps.
Wavelength	Full resolution	Largest detectable structure	${\sigma_{\rm F}}^a$	${\sigma_{\rm th}}^b$	${\sigma_{\rm conf_{\rm center}}} ^c$	${\sigma_{\rm obs_{\rm center}}} ^d$
	${\hbox{$^{\prime\prime}$ }}$	$^{\prime}$		mJy/beam	mJy/beam	mJy/beam
2 m	163 $\times$ 181	191	5%	0.85	3	3.1
85 cm	54 $\times$ 64	81	1%	0.05	0.25	0.25
25 cm	14 $\times$ 15	24	1%	0.010	0.008	0.012

^a Flux scale uncertainty.
^b Thermal noise, constant over the maps.
^c Confusion noise.
^d Observed noise at the pointing position.

Source LaTeX | All tables | In the text

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