Fig. 1

18 cm MERLIN image of SDSS J080800.99+483807.7. The J2000 coordinates of the central source are α = 08:08:00.99 and δ = + 48:38:07.73. Top: original image at a noise level of about 1.1e-4 Jy/beam. Bottom: 10 pix smoothed image at a noise level of about 4.5e-4 Jy/beam. The contour levels are each at −3, −2, 1, 2, 4, 5.5, 8, 12, 14 times the noise level.
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