5k citations
- Centre National de la Recherche ScientifiqueFR339 papers
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Showing 1997Show all
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astro-ph1997★ 12 cited
The stellar and gaseous kinematics in NGC 253
Francisco Prada, Carlos M. Gutierrez, C. D. McKeith
This paper presents observations with intermediate spectral and spatial resolution along the major and minor axes of the starburst galaxy NGC 253. The spectral ranges analyzed are…
astro-ph1997★ 120 cited
Neutral sodium from comet Hale-Bopp: a third type of tail
G. Cremonese, H. Boehnhardt, J. Crovisier +7
We report on the discovery and analysis of a striking neutral sodium gas tail associated with comet C/1995 O1 Hale-Bopp. Sodium D-line emission has been observed at heliocentric di…
astro-ph1997
PG 1002+506: a Be Star Apparently at Z Greater Than +10 kpc
F. A. Ringwald, W. R. J. Rolleston, R. A. Saffer +1
PG 1002+506 is found to be a Be star, one of two so far found by the Palomar-Green survey. Its spectrum is classified as a B5 +/- 1 Ve, with Teff = 14,900 +/- 1200, log g = 4.2 +/-…