The two-component giant radio halo in the galaxy cluster Abell 2142

T. Venturi; M. Rossetti; G. Brunetti; D. Farnsworth; F. Gastaldello; S. Giacintucci; D. V. Lal; L. Rudnick; T. W. Shimwell; D. Eckert; S. Molendi; M. Owers

doi:10.1051/0004-6361/201630014

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Volume 603 (July 2017)

A&A, 603 (2017) A125

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Table 1

Observations.

Array	Project ID	Obs. Date	ν	Δν	Time	FWHM	rms^a
			MHz	MHz	h		mJy b^-1

GMRT	23_017	23-03-13	234	16	10	12.7 × 11.0, 68	0.18
	23_017	28-03-13	322	32	10	9.8 × 7.5, 58	0.13
	23_017	22-03-13	608	32	10	5.4 × 4.5, 59	0.03
VLA^b	VLA11B-156	09-10-11	1500	1000	1.5	^c	^c

Notes.

^(a)

Value measured far from the field centre;

^(b)

the VLA observations consist of three pointings with the same set-up and exposure time (see Sect. 2.2). Here we give the total time over the three pointings;

^(c)

see Sect. 2.2. and Table 2.

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