Standard

Parameters of bulges and disks of interacting galaxies. / Evstigneeva, EA; Reshetnikov, VP.

в: Astronomy Letters, Том 25, № 9, 09.1999, стр. 582-590.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

Harvard

Evstigneeva, EA & Reshetnikov, VP 1999, 'Parameters of bulges and disks of interacting galaxies', Astronomy Letters, Том. 25, № 9, стр. 582-590.

APA

Evstigneeva, EA., & Reshetnikov, VP. (1999). Parameters of bulges and disks of interacting galaxies. Astronomy Letters, 25(9), 582-590.

Vancouver

Evstigneeva EA, Reshetnikov VP. Parameters of bulges and disks of interacting galaxies. Astronomy Letters. 1999 Сент.;25(9):582-590.

Author

Evstigneeva, EA ; Reshetnikov, VP. / Parameters of bulges and disks of interacting galaxies. в: Astronomy Letters. 1999 ; Том 25, № 9. стр. 582-590.

BibTeX

@article{a2a27e87399f4a01af3f3f3347b3593d,
title = "Parameters of bulges and disks of interacting galaxies",
abstract = "The photometric structure of 23 interacting galaxies is analyzed, It is shown that equivalent photometric profiles, if used for statistical analyses of the global structure of the disks of spiral galaxies, yield the same results as major-axis profiles. When analyzing nonaxisymmetric and faint objects, the equivalent profiles should be preferred to both the major-axis and elliptically averaged profiles. The studies of integral characteristics of bulges of interacting spiral galaxies showed that the parameters of these objects obey the mu(e)-r(e) relation for normal spirals over a wide range of surface-brightness (similar to 10(m)) and linear-dimension (similar to 3 x 10(2)) values, This fact may imply that strong gravitational perturbations have little effect on dense central galaxy regions, leaving the bulges in a state that is very close to equilibrium The central parts of disks in interacting spirals are, on the average, similar to 1(m) brighter than the corresponding regions in isolated galaxies, which is probably attributable to enhanced star-formation process, Integrated photometric parameters of the disks of local interacting galaxies are similar to those of spiral galaxies of comparable size observed at z similar to 1. The latter are also characterized by high surface brightness. Among them, interacting or disturbed objects comprise a sizable fraction. It may be assumed that gravitational perturbations and external accretion contribute significantly to the observed evolution of disk parameters in large spiral galaxies, when z similar to 1.",
keywords = "BAND SURFACE PHOTOMETRY, BRIGHTNESS SPIRAL GALAXIES, DOMINATED GALAXIES, FIELD GALAXIES, HIGH-REDSHIFT, GALACTIC DISKS, DISTRIBUTIONS, LUMINOSITY, PROFILES, COMPACT",
author = "EA Evstigneeva and VP Reshetnikov",
year = "1999",
month = sep,
language = "Английский",
volume = "25",
pages = "582--590",
journal = "Astronomy Letters",
issn = "1063-7737",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "9",

}

RIS

TY - JOUR

T1 - Parameters of bulges and disks of interacting galaxies

AU - Evstigneeva, EA

AU - Reshetnikov, VP

PY - 1999/9

Y1 - 1999/9

N2 - The photometric structure of 23 interacting galaxies is analyzed, It is shown that equivalent photometric profiles, if used for statistical analyses of the global structure of the disks of spiral galaxies, yield the same results as major-axis profiles. When analyzing nonaxisymmetric and faint objects, the equivalent profiles should be preferred to both the major-axis and elliptically averaged profiles. The studies of integral characteristics of bulges of interacting spiral galaxies showed that the parameters of these objects obey the mu(e)-r(e) relation for normal spirals over a wide range of surface-brightness (similar to 10(m)) and linear-dimension (similar to 3 x 10(2)) values, This fact may imply that strong gravitational perturbations have little effect on dense central galaxy regions, leaving the bulges in a state that is very close to equilibrium The central parts of disks in interacting spirals are, on the average, similar to 1(m) brighter than the corresponding regions in isolated galaxies, which is probably attributable to enhanced star-formation process, Integrated photometric parameters of the disks of local interacting galaxies are similar to those of spiral galaxies of comparable size observed at z similar to 1. The latter are also characterized by high surface brightness. Among them, interacting or disturbed objects comprise a sizable fraction. It may be assumed that gravitational perturbations and external accretion contribute significantly to the observed evolution of disk parameters in large spiral galaxies, when z similar to 1.

AB - The photometric structure of 23 interacting galaxies is analyzed, It is shown that equivalent photometric profiles, if used for statistical analyses of the global structure of the disks of spiral galaxies, yield the same results as major-axis profiles. When analyzing nonaxisymmetric and faint objects, the equivalent profiles should be preferred to both the major-axis and elliptically averaged profiles. The studies of integral characteristics of bulges of interacting spiral galaxies showed that the parameters of these objects obey the mu(e)-r(e) relation for normal spirals over a wide range of surface-brightness (similar to 10(m)) and linear-dimension (similar to 3 x 10(2)) values, This fact may imply that strong gravitational perturbations have little effect on dense central galaxy regions, leaving the bulges in a state that is very close to equilibrium The central parts of disks in interacting spirals are, on the average, similar to 1(m) brighter than the corresponding regions in isolated galaxies, which is probably attributable to enhanced star-formation process, Integrated photometric parameters of the disks of local interacting galaxies are similar to those of spiral galaxies of comparable size observed at z similar to 1. The latter are also characterized by high surface brightness. Among them, interacting or disturbed objects comprise a sizable fraction. It may be assumed that gravitational perturbations and external accretion contribute significantly to the observed evolution of disk parameters in large spiral galaxies, when z similar to 1.

KW - BAND SURFACE PHOTOMETRY

KW - BRIGHTNESS SPIRAL GALAXIES

KW - DOMINATED GALAXIES

KW - FIELD GALAXIES

KW - HIGH-REDSHIFT

KW - GALACTIC DISKS

KW - DISTRIBUTIONS

KW - LUMINOSITY

KW - PROFILES

KW - COMPACT

M3 - статья

VL - 25

SP - 582

EP - 590

JO - Astronomy Letters

JF - Astronomy Letters

SN - 1063-7737

IS - 9

ER -

ID: 32475788