Search Results - "Sil'chenko, O. K"

Ages and abundances in large‐scale stellar discs of nearby S0 galaxies by Sil'chenko, O. K., Proshina, I. S., Shulga, A. P., Koposov, S. E.

“…ABSTRACT By undertaking deep long‐slit spectroscopy with the focal reducer Spectral Camera with Optical Reducer for Photometrical and Interferometrical…”
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Two More Disk Galaxies with Global Gas Counterrotation by Sil'chenko, O. K, Moiseev, A. V, Afanasiev, V. L

“…We report a discovery of extended counterrotating gaseous disks in early-type disk galaxies NGC 2551 and NGC 5631. To find them, we have undertaken complex…”
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Kinematics and stellar populations of the dwarf elliptical galaxy IC 3653 by Chilingarian, I. V., Prugniel, P., Sil'chenko, O. K., Afanasiev, V. L.

“…We present the first 3D observations of a diffuse elliptical galaxy (dE). The good quality data (S/N up to 40) reveal the kinematical signature of an embedded…”
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Star formation history at the centers of lenticular galaxies with bars and purely exponential outer disks from SAURON data by Sil’chenko, O. K., Chilingarian, I. V.

“…We have investigated the stellar population properties in the central regions of a sample of lenticular galaxies with bars and single-exponential outer stellar…”
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Nature of star-forming rings in S0 galaxies by Ilyina, M. A., Sil'chenko, O. K., Afanasiev, V. L.

“…Lenticular galaxies are a morphological class of disc galaxies that in general lacks current star formation and extended gaseous discs. However recent…”
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Chemically decoupled nuclei in five lenticular galaxies from SAURON data by Sil'chenko, O K

“…We analyze data from the SAURON integral-field spectrograph of the William Herschel 4-m telescope for five lenticular galaxies in which we previously found…”
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Young Star-Forming Complexes in the Ring of the S0 Galaxy NGC 4324 by Proshina, I. S., Moiseev, A. V., Sil’chenko, O. K.

“…We present the results of our study of star-forming regions in the lenticular galaxy NGC 4324. During a complex analysis of multiwavelength observational…”
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Central regions of the early-type galaxies in the NGC 3169 group by Sil'chenko, O K, Afanasiev, V L

“…We have investigated the central regions of the galaxies in the NGC 3169/NGC 3166/NGC 3156 group with the multipupil fiber spectrograph of the 6-m telescope;…”
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Stellar Populations in Nearby Lenticular Galaxies by Sil’chenko, O. K

“…We have obtained two-dimensional spectral data for a sample of 58 nearby S0 galaxies with the Multi-Pupil Fiber/Field Spectrograph of the 6 m telescope of the…”
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Counter-Rotating Gaseous Disk and Star Formation in the S0 Galaxy NGC 934 by Sil’chenko, O. K., Moiseev, A. V., Oparin, D. V., Zlydneva, D. V., Kozlova, D. V.

“…Using long-slit and panoramic spectroscopy at the 6-m telescope of the Special Astrophysical Observatory of the Russian Academy of Sciences and by mapping…”
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Young nuclei in dwarf elliptical galaxies by Chilingarian, I V, Sil'chenko, O K, Afanasiev, V L, Prugniel, Ph

“…We report the discovery of young embedded structures in three diffuse elliptical galaxies (dE) in the Virgo cluster: IC 783, IC 3468, and IC 3509. We performed…”
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Observational Signatures of Dark Matter by Sil’chenko, O. K.

“…This review includes a description of the origin and evolution of the term “dark matter” as an observationally needed element of the Universe structure. The…”
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Kinematics and Origin of Gas in the Disk Galaxy NGC 2655 by Sil’chenko, O. K., Moiseev, A. V., Gusev, A. S., Kozlova, D. V.

“…—The new observational data concerning distribution, excitation, and kinematics of the ionized gas in the giant early-type galaxy NGC 2655 obtained at the 6m…”
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Star Formation in Lenticular Galaxies with MaNGaL Mapper by Sil’chenko, O. K., Moiseev, A. V., Oparin, D. V., Maleeva, E. A., Proshina, I. S.

“…We present results of studying star-forming rings in six lenticular galaxies obtained with the narrow-band photometry in the H and [N II] 6583 emission lines…”
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Extended Gaseous Disk in the S0 Galaxy NGC 4143 by Sil’chenko, O. K., Moiseev, A. V., Oparin, D. V.

“…We present the results of our spectroscopic study of the lenticular galaxy NGC 4143—a peripheral member of the Ursa Major cluster. Using the observations at…”
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Noncircular outer disks in unbarred S0 galaxies: NGC 502 and NGC 5485 by Sil’chenko, O. K.

“…Highly noncircular outer stellar disks have been detected in two SA0 (unbarred) galaxies by comparing the spectroscopic data on the rotation of stars and the…”
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Star Formation in the Elliptical (?) Galaxy NGC 5173 by Sil’chenko, O. K., Proshina, I. S., Moiseev, A. V., Oparin, D. V.

“…—Using the MaNGaL tunable-filter photometer at the 2.5-m telescope of the Caucasian Mountain Observatory of the Sternberg Astronomical Institute of Lomonosov…”
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Gas motions in the plane of the spiral galaxy NGC 3631 by Fridman, A. M., Khoruzhii, O. V., Polyachenko, E. V., Zasov, A. V., Sil'Chenko, O. K., Moiseev, A. V., Burlak, A. N., Afanasiev, V. L., Dodonov, S. N., Knapen, J. H.

“…The velocity field of the nearly face-on galaxy NGC 3631, derived from observations in the Hα line and H i radio line, is analysed to study perturbations…”
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Counter-rotating gas disk in the S0 galaxy IC 560 by Proshina, I. S., Kniazev, A. Yu, Sil’chenko, O. K.

“…Acounter-rotating gas disk has been detected in the SA0 galaxy IC 560 located at the periphery of a sparse group of six late-type galaxies. The pattern of gas…”
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The thickness of stellar disks in early-type galaxies by Chudakova, E. M., Sil’chenko, O. K.

“…We suggest and justify a new photometric method enabling the derivation of the relative thickness of a galactic disk from the two-dimensional…”
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