Free Access
Volume 557, September 2013
Article Number A121
Number of page(s) 12
Section Interstellar and circumstellar matter
Published online 18 September 2013

Online material

Table 1

Sample of PNe with HST WFPC2 or WFC3 Hα and [O iii] observations.

Table 2

[O iii]/Hα type and basic parameters of planetary nebulae.

© ESO, 2013

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