Juan Manuel Alcala

Papers authored by Juan Manuel Alcala

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2000 M. Marconi, Ripepi, J. M. Alcalá

, E. Covino, F. Palla, L. Terranegra

Pulsation in two Herbig Ae stars: HD 35929 and V351 Ori

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J. M. Alcalá

, E. Covino, M. F. Sterzik, J. H. M. M. Schmitt, J. Krautter, R. Neuhäuser

A ROSAT pointed observation of the Chamaeleon II dark cloud

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L. F. Miranda, M. Fernandez, J. M. Alcala

, M. A. Guerrero

, G. Anglada, Y. Gomez, Y. Gómez, J. M. Torrelles, O. B. Aaquist

High-resolution spectroscopy and broad-band imaging of the young planetary nebula K 3-35

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Juan M. Alcala

, Elvira Covino, Michael F. Sterzik, Monika G. Petr

New T Tauri stars in the vicinity of TW Hydrae.

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T. Hearty, R. Neuhaeuser, B. Stelzer, M. Fernandez, J. M. Alcala

, E. Covino, Hambaryan

VizieR Online Data Catalog: ROSAT obs. of T Tauri stars in MBM 12 (Hearty+, 2000)

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C. H. F. Melo, E. Covino, J. M. Alcalá

, G. Torres

Observational constraints on the pre-main sequence tidal circularization process.

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J. M. Alcalá

, E. Covino, G. Torres, M. F. Sterzik, M. J. Pfeiffer, R. Neuhäuser

High-resolution spectroscopy of ROSAT low-mass pre-main sequence stars in Orion

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T. Hearty, R. Neuhäuser, B. Stelzer, M. Fernández, J. M. Alcalá

, E. Covino, Hambaryan

ROSAT PSPC observations of T Tauri stars in MBM12 PSPC observations of T Tauri stars in MBM12

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E. Covino, J. M. Alcala

, C. Melo, G. Torres, M. Fernandez

Study of weak-T Tauri spectroscopic binaries discovered wit ROSAT.

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J. M. Alcala

, E. Covino, M. Sterzik, G. Torres

Lithium and radial velocity of ROSAT weak T Tauri stars in Orion.

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A. Tripicchio, J. M. Alcala

, E. Covino, F. D'Antona

An atlas of high resolution spectra of ROSAT-discovered weak T-Tauri stars in Chamaeleon.

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E. Covino, S. Catalano, A. Frasca, E. Marilli, J. M. Alcalá

, M. Fernández, C. Melo, B. Stelzer

Search for low-mass pre-main sequence eclipsing binaries.

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E. Covino, S. Catalano, A. Frasca

, E. Marilli, M. Fernández, J. M. Alcalá

, C. Melo, R. Paladino, M. F. Sterzik, B. Stelzer

RXJ 0529.4+0041: A low-mass pre-main sequence eclipsing-spectroscopic binary

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M. Marconi, Ripepi, J. M. Alcala

, E. Covino, F. Palla, L. Terranegra

Do Herbig-Ae stars pulsate ?

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1999 M. G. Petr, M. Fernandez, J. M. Alcala

, E. Covino

On the Origin of the Off-Cloud Pre-Main Sequence Stars Found with ROSAT

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T. Hearty, R. Neuhauser, B. Stelzer, M. Fernandez, J. M. Alcala

, E. Covino, Hambaryan

ROSAT PSPC observations of T Tauri stars in MBM12

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R. Wichmann, E. Covino, J. M. Alcalá

, J. Krautter, S. Allain, P. H. Hauschildt

High resolution spectroscopy of ROSAT discovered weak line T Tauri stars near Lupus

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F.-J. Zickgraf, J. M. Alcalá

, J. Krautter, M. F. Sterzik, I. Appenzeller, S. Frink, E. Covino

The late-type stellar component in the ROSAT All-Sky Survey at high galactic latitude

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G. Avila, C. Guirao, J. Rodríguez, J. M. Alcalá

, J. Pittichová

Spectral observations of comets with simple instruments

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T. J. Hearty, R. Neuhäuser, B. Stelzer, M. Fernández, J. M. Alcalá

, E. Covino

A search for T Tauri stars in MBM12

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Papers authored by Juan Manuel Alcala