Speckle masking observations of the central object in NGC 3603, Eta Carinae, and the Seyfert galaxies NGC 7469 and NGC 1068.

Details Speckle masking observations of the central object in NGC 3603, Eta Carinae, and the Seyfert galaxies NGC 7469 and NGC 1068. Speckle masking observations of the central object in NGC 3603, Eta Carinae, and the Seyfert galaxies NGC 7469 and NGC 1068.

Jun 1988

adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1988msngr..52...11b&link_type=abstract

The Messenger, vol. 52, p. 11-13

Physics

3

Circumstellar Shells:Speckle Spectroscopy, H Ii Regions:Speckle Spectroscopy, Seyfert Galaxies:Speckle Spectroscopy, Speckle Spectroscopy:Circumstellar Shells, Speckle Spectroscopy:H Ii Regions, Speckle Spectroscopy:Seyfert Galaxies

Scientific paper

Speckle masking bispectrum processing yields diffraction-limited images
in spite of image degradation by the atmosphere and by telescope
aberrations. For example, with the ESO 3.6-m telescope a resolution of
0:'028 can be obtained at λ - 400 nm. The limiting magnitude is
- 18^m.

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