New approach for pixelization of big astronomical data for machine vision purpose

V Akhmetov, S Khlamov, I Tabakova… - 2019 IEEE 28th …, 2019 - ieeexplore.ieee.org
In this paper we presented the new algorithm for pixelization of astronomical data in celestial
sphere. This algorithm is used for partition and analysis of the large astronomical catalogues …

Astrometric reduction of the wide-field images

V Akhmetov, S Khlamov, V Khramtsov… - Conference on Computer …, 2019 - Springer
In this paper we presented the new algorithm for astrometric reduction of the images
received from modern large telescopes with very wide field of view. This algorithm is based …

The PMA Catalogue: 420 million positions and absolute proper motions

VS Akhmetov, PN Fedorov, AB Velichko… - Monthly Notices of the …, 2017 - academic.oup.com
We present a catalogue that contains about 420 million absolute proper motions of stars. It
was derived from the combination of positions from Gaia DR1 and 2MASS, with a mean …

The PMA Catalogue as a realization of the extragalactic reference system in optical and near infrared wavelengths.

VS Akhmetov, PN Fedorov… - Proceedings of the …, 2017 - search.ebscohost.com
We combined the data from the Gaia DR1 and Two-Micron All Sky Survey (2MASS)
catalogues in order to derive the absolute proper motions more than 420 million stars …

Analysis of modern astrometric catalogues in the Gaia era

VS Akhmetov, PN Fedorov, VS Tsvetkova… - Monthly Notices of …, 2021 - academic.oup.com
We investigate the systems of proper motions of stars in the ground-based catalogues
HSOY, UCAC5, GPS1, and PMA derived by combining with the Gaia DR1 space data …

[PDF][PDF] An investigation of the reduction model power influence on the accuracy of the object's position assessment using relative method

A Pohorelov, V Savanevych… - Восточно-Европейский …, 2016 - irbis-nbuv.gov.ua
Nowadays, there are hundreds of ground-based and spacebased telescopes operating in
the world [1]. Even publicly accessible archives contain petabytes of digital images [2] …

Intelligent Photometric Identification of Extragalactic Objects from AllWISEPan-STARRS DR1 Data

V Khramtsov, V Akhmetov, P Fedorov, S Khlamov… - Intelligent …, 2021 - Springer
We present the results of identification of extragalactic objects within cross-matching result of
the two photometric catalogues, AllWISE and Pan-STARRS DR1. To separate galaxies and …

New algorithm for astrometric reduction of the wide-field images

V Akhmetov, S Khlamov, V Khramtsov… - 2019 IEEE 14th …, 2019 - ieeexplore.ieee.org
In this paper we presented the modified algorithm for astrometric reduction of the wide-field
images. This algorithm is based on the iterative using of the method of ordinary least …

The PMA Catalogue as a realization of the extragalactic reference system in optical and near infrared wavelengths

A Recio-Blanco, P de Laverny, AGA Brown, T Prusti - cambridge.org
We combined the data from the Gaia DR1 and Two-Micron All Sky Survey (2MASS)
catalogues in order to derive the absolute proper motions more than 420 million stars …

IAU Commission 8 Astrometry Transactions Report 2012-2015

N Zacharias - arxiv preprint arxiv:1512.07147, 2015 - arxiv.org
Commission 8 has regularly published triennial reports in the past and the current OC
therefore voted to adopt a traditional format also for this special Legacy issue of the IAU …