On the small contribution of supermicron dust particles to light scattering by comets

E Zubko, G Videen, JA Arnold, B MacCall… - The Astrophysical …, 2020 - iopscience.iop.org
We quantitatively investigate the contribution of large dust particles to the polarimetric
response in comets using the light-scattering properties of model agglomerated debris …

C/2020 S3 (Erasmus): Comet with a presumably transient maximum of linear polarization Pmax

E Chornaya, E Zubko, A Kochergin… - Monthly Notices of …, 2023 - academic.oup.com
We measured the degree of linear polarization of Comet C/2020 S3 (Erasmus) on 2020
November 13, 20, 22, and 23, while the comet was observed at large phase angles, α …

Dust properties and their variations in comet C/2013 X1 (PANSTARRS)

O Shubina, E Zubko, V Kleshchonok… - Astronomy & …, 2024 - aanda.org
Context. We analyze the results of photometric monitoring of comet C/2013 X1
(PANSTARRS) from December 2015 until January 2016 obtained within B, V, and R …

Monitoring polarization in comet 46P/Wirtanen

M Zheltobryukhov, E Zubko, E Chornaya… - Monthly Notices of …, 2020 - academic.oup.com
We measure the degree of linear polarization of comet 46P/Wirtanen during two months,
embracing the perihelion passage in 2018 December with phase angles ranging from α …

Polarization of disintegrating Comet C/2019 Y4 (ATLAS)

E Zubko, M Zheltobryukhov, E Chornaya… - Monthly Notices of …, 2020 - academic.oup.com
ABSTRACT We observe Comet C/2019 Y4 (ATLAS) before and after its disintegration while
making polarimetric measurements over a wide range of phase angles. The disintegration …

Absolute magnitude of small cosmic dust particles

E Zubko - Monthly Notices of the Royal Astronomical Society, 2020 - academic.oup.com
Agglomerated debris particles are realistic model cosmic dust particles that reproduce their
highly irregular and fluffy morphology. We compute the absolute magnitude of these model …

Resolving color differences of comet 41P/Tuttle-Giacobini-Kresák

I Luk'yanyk, E Zubko, G Videen, O Ivanova… - Astronomy & …, 2020 - aanda.org
Three different measurement campaigns have resulted in three drastically different sets of
color measurements of Comet 41P/Tuttle-Giacobini-Kresák, ranging from a strongly red to a …

On the extremely low polarization in Comet C/2023 P1 (Nishimura)

M Zheltobryukhov, E Zubko, E Chornaya… - Monthly Notices of …, 2024 - academic.oup.com
ABSTRACT On September 6 and 7 of 2023, we measured the degree of linear polarization
of Comet C/2023 P1 (Nishimura) with the R filter. Our observations reveal an extremely low …

Photometric BVR observations of comet C/2012 J1 (Catalina) before and after perihelion

AS Betzler, OF de Sousa - Astronomische Nachrichten, 2023 - Wiley Online Library
We analyzed the BVR photometry of comet C/2012 J1 (Catalina) taken between March 2013
and May 2014 with telescopes ranging from 0.20 to 2.0 m aperture in Australia, Europe, and …

Polarimetric remote sensing of cometary particles

E Zubko, G Videen - Light, Plasmonics and Particles, 2023 - Elsevier
Comets are small bodies in the Solar System widely believed to be fossils of the time of
Solar System formation. They continuously replenish the population of interplanetary dust as …