Vol. 38 No. 2 (2002)

F. C. R. Fernandes, H. S. Sawant

121-126

Morphology and Spectral Behavior of Solar Hard X-Ray Sources

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M. J. Stock, J. Stock, J. García, N. Sánchez

127-140

Quantitative Stellar Spectral Classification. II. Early Type Stars

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M. A. Moreno-Corral, C. Chavarría-K., E. de Lara

141-159

CCD Imagery, uvby β Photometry, and the Physical Parameters of Haffner 19

PDF

M. Rodríguez, L. F. Rodríguez, A. L. Gyulbudaghian, J. May

161-167

VLA Detection of the Exciting Sources of the HH 288 and HHL59 Outflows

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J. M. Girart, S. Curiel, L. F. Rodríguez, J. Cantó

169-186

Radio Continuum Observations towards Optical and Molecular Outflows

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A. Porras, L. F. Rodríguez, J. Cantó, S. Curiel, J. M. Torrelles

187-192

Evidence for Time Evolution in the Exciting Source of the Expanding Water Maser Bubble in Cepheus A

PDF

V. V. Voitsekhovich, L. J. Sánchez, V. G. Orlov

193-198

Effect of Scintillation on Adaptive Optics Systems

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H. Aceves, H. Velázquez

199-214

N-Body Simulations of Small Galaxy Groups

PDF

I. H. Bustos Fierro, J. H. Calderón

215-224

Small Field CCD Astrometry with a Long Focus Reflector Telescope

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F. Cruz, L. A. Aguilar, D. D. Carpintero

225-231

A New Method to Find the Potential Center of N-Body Systems

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A. M. Watson

233-249

A Lossy Method for Compressing Raw CCD Images

PDF

A. C. Raga, P. F. Velázquez, J. Cantó, E. Masciadri

251-257

Interpreting the Proper Motions of the HH 34S Bowshock

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J. Sahade, R. M. West, M. Yu. Skul'Sky

259-274

A Spectrographic Study of the Interacting Eclipsing Binary RY Scuti: An Episode in the Rapid Mass Loss Stage or a Protoplanetary Nebula?

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L. F. Rodríguez, Y. Gómez, J. A. López

275-278

Time Variation in the Radio Continuum Emission Associated with the Surroundings of the Nucleus of the Planetary Nebula KjPn 8

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L. Binette, D. I. González-Gómez, Y. D. Mayya

279-288

Density Gradients and Internal Dust in the Orion Nebula

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Research articles