File:Planetary nebulae H-R.gif

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Planetary_nebulae_H-R.gif(270 × 201 pixels, file size: 6 KB, MIME type: image/gif)

Summary[edit | edit source]

The diagram is a schematic H-R showing the evolutionary tracks of planetary nebula central stars.

Licensing[edit | edit source]

Description

This is a planetary nebulae H-R diagram of central stars.

Source

The image appears on a website entitled, "Planetary Nebulae" at url=http://ned.ipac.caltech.edu/level5/Jacoby/Jacoby8_1.html.

Date

1989

Author

Jacoby et al. 1989

Rationale

No free licensed or public domain alternatives known to exist to show a planetary nebulae H-R diagram of central stars.

Permission

Fair Use, site restriction.

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File history

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Date/TimeThumbnailDimensionsUserComment
current13:54, 26 March 2014Thumbnail for version as of 13:54, 26 March 2014270 × 201 (6 KB)Marshallsumter (discuss | contribs)The diagram is a schematic H-R showing the evolutionary tracks of planetary nebula central stars. Category:Astronomy Images