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This article has an erratum: [https://doi.org/10.1051/0004-6361/201628702e]


Table 1

List of positions of objects referred to in this work.

Source RA [J2000] Dec [J2000]

3C295a
Arp 220b
J1513+2388c
1551+239c

Notes.

(b)

LOFAR correlation position.

(c)

Archival VLA/MERLIN position was updated using the rfc_2015d catalogue available via http://astrogeo.org/calib/search/html

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