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Table 6

Distances for evolved, optically thick objects.

Nebula Filter θmin V F Dexp
[′′] [mas yr-1] [km s-1] [kpc]

NGC 3132 F658N 18.1 ± 0.1 5.02 ± 0.75 21 ± 2 a 1.4 ± 0.2 1.24 ± 0.30
NGC 6565 F658N 4.7 ± 0.1 4.04 ± 1.20 30 ± 2 c 1.4 ± 0.2 2.19 ± 0.67
NGC 6886 F658N 2.2 ± 0.1 1.58 ± 0.24 23 ± 2 b 1.5 ± 0.2 4.62 ± 1.00

Notes.

(a)

[O ii] velocity from Meatheringham et al. (1988);

(b)

[O ii] velocity from Wilson (1950);

(c)

[N ii] velocity from Turatto et al. (2002).

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