Context. Dynamically, 133P/Elst-Pizarro and 176P/LINEAR are main belt asteroids, likely members of the Themis collisional family, and unlikely of cometary...
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PublicaciónTesting the comet nature of main belt comets. The spectra of 133P/Elst-Pizarro and 176P/LINEAR
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PublicaciónThe 1991 outburst of Comet P/Metcalf-Brewington: A study of the light curve
The light curve of the outburst of Comet P/Metcalf-Brewington (1991 I) is investigated. The parameters of the light curve are quite uncertain as it may be...
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PublicaciónThe active centaur 2020 MK<SUB>4</SUB>
Context. Centaurs go around the Sun between the orbits of Jupiter and Neptune. Only a fraction of the known centaurs have been found to display comet-like...
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PublicaciónThe activity of comet C/2007 D1 (LINEAR) at 9.7 AU from the Sun
Aims: We report on the unusual distant activity of the dynamically new comet C/2007 D1 (LINEAR), observed at rh = 9.7 AU post-perihelion. This comet is...
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PublicaciónThe activity of comet C/2007 D1 (LINEAR) at 9.7 AU from the Sun (Corrigendum)
Based on observations collected at the Italian Telescopio Nazionale Galileo (TNG), operated on the island of La Palma by the Centro Galileo Galilei of the INAF...
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PublicaciónThe Breakup of C/1999 S4 (Linear), Days 0-10
The evolution of the morphology of C/1999 S4 (LINEAR) is examined from a series of images taken from shortly before the disruption of the nucleus until 10 days...
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PublicaciónThe Castalia mission to Main Belt Comet 133P/Elst-Pizarro
We describe Castalia, a proposed mission to rendezvous with a Main Belt Comet (MBC), 133P/Elst-Pizarro. MBCs are a recently discovered population of apparently...
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BlogThe comet C/2019 Y4 (ATLAS)
Translated by John Beckman. On December 28th one of the telescopes of the ATLAS (Asteroid Terrestrial-Impact Last Alert System) program, situated in Hawaii...
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PublicaciónThe cometary contribution to planetary impact rates
We use statistics on the nuclear magnitudes of Jupiter Family comets to derive the number of km-sized members with perihelion distances less than 2 AU. When...