Jorge Silvio Francisco Landi Dessy, Argentine astronomer (1922 – 1991)
A relative of bacteriologist Silvio Dessy
DISCOVERED
Variable stars with a period shorter than one day in Magellanic Clouds (1952) independently of Thackeray
With Dartayet 25 new faint variable stars (1952)
With Laborde new variables in the Minor Cloud (Region f)
Found 277 new variables stars
New variables in the large Magellanic Cloud (1964)
Discovered 3 short-period variable stars in With M. Dartayet. Small Magelanic Cloud (1952)
Proposed a spectral classification of stars
DEVICES
Proposed theories for preventing distinct optical aberrations in telescopes
Proposed a new type of kernel camera having only one optical surface
With R. Platzeck. La camara de Meinel telecêntrica. Bol. Asoc. Arg. Astron. 2 (1960)
With R. Platzeck. A new type of collimator for Meridian mark (1962)
Proposed a two-mirror aplanat with concave primary and flat secondary
An astrometrical aplanatic telescope with a figurated flat secondary mirror. Bol. Asoc. Arg. Astron. 14:18-28, 1968
New parametric tables for reflecting telescopes, for aplanats, anastigmats, flat-fielded, distortion free and third order errors free systems (1968)
Un nuevo tipo de telescopio camara con tres espejos
A telescope camera with three mirrors. Publ. Astron. Soc. Pacific 75:66, 1963
SOME BIBLIOGRAPHY
With M. Jaschek & C. Jaschek. An atlas of grating stellar spectra at intermediate dispersion (1977)
With José R. Laborde. The short period variable stars in the Magellanic Clouds. Astrophys. Space Science Library 23:47-9, 1971
With J.R. Laborde. 1107 variable stars in the Magellanic Clouds observed at Cordoba Obsevatory (1970)
With P.C. Keenan. Spectral types on the MK System for Forty Three bright Southern Stars, K2M6. Astrophys. J. 146:587, 1966
With P.C. Keenan. Variations in spectral type of the Mira variables R CEN and T CEN. Astrophys. J. 146:583, 1966
With A. Puch. A discussion of third order errors of reflecting telescopes. Mem. Soc. Astr. Ital. 37:657, 1966
A two minor aplanat with concave primary and flat secondary. Mem. Soc. Astr. Ital. 37, 1966
Distortion free aplanatic telescopes. Mem. Soc. Astr. Ital. 37, 1966
Some lesser known properties of Ritchey-Chretien telescopes. Mem. Soc. Astron. Ital. 34:415, 1963
La binaria p Eridani (1949)
With J. Sahade. The radial velocities of CPD-63’896
With J. Sahade. La binaria espectroscopica Boss 4496
HONORS
Asteroid 2381 Landi