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Separating meteor showers from the sporadic meteor background is critical for the study of both showers and the sporadic complex. The linkage of meteors to meteor showers, to parent bodies, and to other meteors is done using measures of…

Earth and Planetary Astrophysics · Physics 2015-12-16 Althea V. Moorhead

Meteoroids entering the Earth's atmosphere can be observed as meteors, thereby providing useful information on their formation and hence on their parent bodies. We developed a data reduction software package for double station meteor data…

Instrumentation and Methods for Astrophysics · Physics 2018-10-24 A. Margonis , A. Christou , J. Oberst

Various meteor and fireball networks exist worldwide. Most data sets which include ground-based observational data of meteors are affected by biases. The larger and faster the entering meteoroid, the brighter is the produced meteor. Hence,…

Earth and Planetary Astrophysics · Physics 2020-11-17 Esther Drolshagen , Theresa Ott , Detlef Koschny , Gerhard Drolshagen , Anna Kristiane Schmidt , Björn Poppe

Meteor showers on the Earth occur at well known times, and are associated with the decay of comets or other minor bodies whose orbital paths pass close to the Earth's trajectory. On the surface, determining the closest proximity of two…

Space Physics · Physics 2007-05-23 Shane L. Larson

It has recently been shown by Egal et al. (2017) that some types of existing meteor in-atmosphere trajectory estimation methods may be less accurate than others, particularly when applied to high precision optical measurements. The…

Earth and Planetary Astrophysics · Physics 2020-04-23 Denis Vida , Peter S. Gural , Peter G. Brown , Margaret Campbell-Brown , Paul Wiegert

This paper presents the results of a nearly two year long campaign to detect and analyze meteor persistent trains (PTs) - self-emitting phenomena which can linger up to an hour after their parent meteor. The modern understanding of PTs has…

Earth and Planetary Astrophysics · Physics 2024-07-29 L. E. Cordonnier , K. S. Obenberger , J. M. Holmes , G. B. Taylor , D. Vida

A cluster analysis was applied to the combined meteoroid orbit database derived from low-light level video observations by the SonotaCo consortium in Japan (64,650 meteors observed between 2007 and 2009) and by the Cameras for All-sky…

Earth and Planetary Astrophysics · Physics 2014-05-09 Regina Rudawska , Peter Jenniskens

We present a new one-dimensional calculation of low and intermediate energy atmospheric muon and neutrino fluxes, using up-to-date data on primary cosmic rays and hadronic interactions. The existing agreement between calculated muon fluxes…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Fiorentini , V. A. Naumov , F. L. Villante

We present a fast one dimensional hybrid method to efficiently simulate extensive air showers up to the highest observed energies. Based on precalculated pion showers and a bootstrap technique, our method predicts the average shower…

Astrophysics · Physics 2011-05-12 Jaime Alvarez-Muñiz , Ralph Engel , T. K. Gaisser , Jeferson A. Ortiz , Todor Stanev

I present the results of my observations (visual and photographic) of the Geminid meteor shower in 2016, 2018, 2019 and 2020. I observed meteors from different regions (Moscow and Primorsky Krai) of Russia, under different observation…

Instrumentation and Methods for Astrophysics · Physics 2022-05-05 Filipp Romanov

The meteor process is a model for mass redistribution on a graph. The case of finite graphs was analyzed in \cite{BBPS}. This paper is devoted to the meteor process on ${\mathbb Z}^d$. The process is constructed and a stationary…

Probability · Mathematics 2014-11-11 Krzysztof Burdzy

Every moment, countless meteoroids enter our atmosphere unseen. The detection and measurement of meteors offer the unique opportunity to gain insights into the composition of our solar systems' celestial bodies. Researchers, therefore,…

Instrumentation and Methods for Astrophysics · Physics 2022-09-01 Rabea Sennlaub , Martin Hofmann , Mike Hankey , Mario Ennes , Thomas Müller , Peter Kroll , Patrick Mäder

Meteoroid bulk density is a critical value required for assessing impact risks to spacecraft, informing shielding and mission design. Direct bulk density measurements for sub-millimeter to millimeter-sized meteoroids are difficult, often…

Earth and Planetary Astrophysics · Physics 2025-06-30 Maximilian Vovk , Denis Vida , Peter G. Brown

The Shower Database (SD) of the Meteor Data Center (MDC) had been operating on the basis of stream-naming rules which were too complex and insufficiently precise for 15 years. With a gradual increase in the number of discovered meteor…

Earth and Planetary Astrophysics · Physics 2023-01-10 T. J. Jopek , M. Hajdukova , R. Rudawska , M. Koseki , G. Kokhirova , L. Neslusan

Context. The determination of meteor shower or parent body associations is inherently a statistical problem. Traditional methods, primarily the similarity discriminants, have limitations, particularly in handling the increasing volume and…

Earth and Planetary Astrophysics · Physics 2024-04-15 Patrick M. Shober , Jeremie Vaubaillon

Context. Dynamically linking a meteor shower with its parent body is challenging, and chaos in the dynamics of meteoroid streams may be one of the reasons. For a robust identification of parent bodies, it is therefore necessary to quantify…

Earth and Planetary Astrophysics · Physics 2024-01-24 Ariane Courtot , Melaine Saillenfest , Jérémie Vaubaillon , Marc Fouchard

Meteor and bolide phenomena caused by the atmospheric ablation of incoming meteoroids are predicted to occur at the planet Venus. Their systematic observation would allow to measure and compare the sub-mm to m meteoroid flux at different…

Earth and Planetary Astrophysics · Physics 2024-05-31 Apostolos A. Christou , Maria Gritsevich

Context. The determination of meteoroid mass indices is central to flux measurements and evolutionary studies of meteoroid populations. However, different authors use different approaches to fit observed data, making results difficult to…

Earth and Planetary Astrophysics · Physics 2016-08-31 Petr Pokorny , Peter G. Brown

In the first paper of this series we examined existing methods of optical meteor trajectory estimation and developed a novel method which simultaneously uses both the geometry and the dynamics of meteors to constrain their trajectories. We…

Earth and Planetary Astrophysics · Physics 2020-01-08 Denis Vida , Peter G. Brown , Margaret Campbell-Brown , Paul Wiegert , Peter S. Gural

Meteoroids are pieces of asteroids and comets. They serve as unique probes to the physical and chemical properties of their parent bodies. We can derive some of these properties when meteoroids collide with the atmosphere of Earth and…

Earth and Planetary Astrophysics · Physics 2023-03-08 Tomáš Henych , Jiří Borovička , Pavel Spurný
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