Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Pavel G. Kovadlo"'
Autor:
Artem Y. Shikhovtsev, Pavel G. Kovadlo
Publikováno v:
Applied Sciences, Vol 14, Iss 13, p 5439 (2024)
This Special Issue covers a wide range of scientific tasks carried out in the fields of geophysics, climatology and astronomy [...]
Externí odkaz:
https://doaj.org/article/79c00586be6843deb6bda64b9142cfe1
Publikováno v:
Remote Sensing, Vol 16, Iss 12, p 2102 (2024)
Atmospheric turbulence characteristics are essential in determining the quality of astronomical images and implementing adaptive optics systems. In this study, the vertical distributions of optical turbulence at the Peak Terskol observatory (43.27472
Externí odkaz:
https://doaj.org/article/4bf9065f73de4dfca47dcd451da50a10
Autor:
Artem Y. Shikhovtsev, Alexander V. Kiselev, Pavel G. Kovadlo, Evgeniy A. Kopylov, Kirill E. Kirichenko, Shuhrat A. Ehgamberdiev, Yusufjon A. Tillayev
Publikováno v:
Atmosphere, Vol 15, Iss 1, p 38 (2023)
In the present article, we study the possibilities of machine learning for the estimation of seeing at the Maidanak Astronomical Observatory (38∘40′24″ N, 66∘53′47″ E) using only Era-5 reanalysis data. Seeing is usually associated with th
Externí odkaz:
https://doaj.org/article/0edccfb6630a4dd5b5f814746bb945ed
Autor:
Artem Y. Shikhovtsev, Pavel G. Kovadlo
Publikováno v:
Atmosphere, Vol 14, Iss 2, p 328 (2023)
The article presents the main conclusions obtained in the special issue “Atmospheric Boundary Layer and Free Atmosphere: Dynamics, Physical Processes, and Measuring Methods”. The average meteorological quantities as well as the turbulent characte
Externí odkaz:
https://doaj.org/article/522775b712574ab8846d0d99584abbc5
Autor:
Artem Y. Shikhovtsev, Pavel G. Kovadlo, Anatoly A. Lezhenin, Oleg A. Korobov, Alexander V. Kiselev, Ivan V. Russkikh, Dmitrii Y. Kolobov, Maxim Y. Shikhovtsev
Publikováno v:
Applied Sciences, Vol 13, Iss 3, p 1282 (2023)
This article discusses the quality of astronomical images under conditions of moderate small-scale turbulence and varying meso-scale airflows above the Baikal Astrophysical Observatory (BAO). We applied a Weather Research and Forecasting (WRF) Model,
Externí odkaz:
https://doaj.org/article/05689b75c44e49aeaf13e902bdeeaa7b
Publikováno v:
Remote Sensing, Vol 14, Iss 24, p 6221 (2022)
The development of a network of ground-based telescopes requires detailed astroclimatic studies. This paper presents the spatial distributions of precipitable water vapor (PWV), total cloud cover (TCC) and cloud base height (CBH). With the aim of a r
Externí odkaz:
https://doaj.org/article/a63da5eeaef24649b4fbf385c668eefa
Autor:
Artem Yu. Shikhovtsev, Pavel G. Kovadlo, Vladimir B. Khaikin, Victor V. Nosov, Vladimir P. Lukin, Eugene V. Nosov, Andrey V. Torgaev, Alexander V. Kiselev, Maxim Yu. Shikhovtsev
Publikováno v:
Remote Sensing, Vol 14, Iss 8, p 1833 (2022)
The paper presents the results of analysis of astroclimatic conditions in the Big Telescope Alt-azimuthal (BTA) region (40°N–50°N; 35°E–55°E). Using data from the European center for medium-range weather forecast ReAnalysis (ERA-5), we estima
Externí odkaz:
https://doaj.org/article/4a5cc22f315a49ae86008b048526cd46
Autor:
Artem Yu. Shikhovtsev, Pavel G. Kovadlo, Evgeniy A. Kopylov, Mansur A. Ibrahimov, Shuhrat A. Ehgamberdiev, Yusufjon A. Tillayev
Publikováno v:
Atmosphere, Vol 12, Iss 12, p 1614 (2021)
Knowledge of the turbulence spectra is of interest for describing atmospheric conditions as applied to astronomical observations. This article discusses the deformations of the turbulence spectra with heights in a wide range of scales at the sites of
Externí odkaz:
https://doaj.org/article/76900c416d094df19c2aadc8aad81875
Publikováno v:
Atmosphere, Vol 12, Iss 12, p 1680 (2021)
The paper presents the first results of astroclimatic studies at the sites of the Hoa Lac and Nha Trang astronomical observatories. Our study employs Era-5 data covering a 10-yr time period (2011–2020). An analysis of the main astroclimatic charact
Externí odkaz:
https://doaj.org/article/a179f4ea61834ed38c638a5d4766b1b6
Autor:
Pavel G. Kovadlo, Anatoly Lezhenin
Publikováno v:
28th International Symposium on Atmospheric and Ocean Optics: Atmospheric Physics.