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astro-ph2007★ 9 cited
The Solar Radius in the EUV during the Cycle XXIII
C. G. Giménez de Castro, A. C. V. Saraiva, J. E. R. Costa +1
Aims. To determine the solar transition region and coronal radius at EUV wavelengths and its time evolution during Solar Cycle XXIII. Methods. We use daily 30.4 and 17.1 nm images…
astro-ph1999
A 3D morpho-kinematic study of NGC 3132
H. Monteiro, C. Morisset, R. Gruenwald +1
We present a new modeling tool for planetary nebulae (PNe), based on 3D photoionization calculations. From models for two theoretical PNe, we show that the enhancement in the equat…