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Table C.1

Image statistics of background regions selected in Fig. C.1.

Id x y min(z) max(z) med(z) σ z T

a 143 232 1737.0 1783.3 1759.1 1759.3 7.1 x
b 154 116 1728.8 1778.5 1753.5 1753.2 6.5 x
c 320 545 1737.2 1787.5 1760.4 1760.4 7.0 °
d 352 268 1732.1 1806.9 1759.7 1759.3 7.8
e 275 140 1736.7 1777.1 1757.9 1757.9 6.8 x
f 730 490 1736.8 1783.2 1761.8 1761.9 6.9
g 1005 1063 1734.3 1785.7 1759.5 1759.4 6.7
h 353 899 1733.8 1780.0 1758.5 1758.6 6.7 °
i 701 895 1739.6 1783.3 1759.9 1759.8 6.5 °
j 1078 291 1734.7 1790.6 1762.3 1762.1 7.0
k 1201 451 1739.8 1790.6 1764.2 1764.1 6.9
l 151 951 1732.2 1782.4 1757.6 1757.6 6.7

Notes.Column 1, identifier; Cols. 2 and 3, x and y positions of ring centre (px.); Cols. 4–8, minimum, maximum, mean, median, and standard-deviation values (ADU) of, in each case, 1257 pixels zi inside a ring with the radius 20 px that is centred on the coordinates (x,y); and Col. 9, four symbols specify if the region falls on top of the (T)idal streams around NGC 5907 that are seen in Fig. 2 in Martínez-Delgado et al. (2008): x outside of the field, – away, ° partly on top, right on top.

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