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Unexpected fading of comet C/2003 T4 (LINEAR) and disintegration of C/2012 S1 (ISON)

2014/08/17 by J. Cerný, Cerny, Jakub
Environmental Science · Physics and Astronomy · #Astro and Planetary Science #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Isotope Analysis in Ecology

paper · pdf · doi:10.48550/arxiv.1408.3860

openalex publication_date 2014/08/17 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Comet C/2003 T4 (LINEAR) exhibit a large asymmetry in brightness before and after perihelion, when it became much fainter. Large non-gravitational forces shows that mass of nucleus doesn't exceed 2.51*1011 kg, which is nearly double than previously disintegrated comets C/2012 S1 (ISON) and C/1999 S4 (LINEAR). Amount of water mass loss of C/2003 T4 in interval between 70 days before to 60 after perihelion, was nearly 3.16(+/- 0.60)*1010 kg or >13 % of total nucleus mass and >21 % for C/2012 S1, which is much larger than value >7 % previously stated for C/1999 S4.

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