MATLAS dwarfs - properties of individual galaxies



dwarf, stretch 1, BW dwarf, stretch 2, color dwarf, stretch 3, BW The galaxy at three different stretches.


Basic Information

IDs: MATLAS-1558
J134554.42+610551.3
NGC5308-124 [internal use only]

Coordinates   [GALFIT]:
Equitorial 206.476730 61.097588 [deg]
13:45:54.4166 +61:05:51.3096 [hms dms]
Galactic 111.543861 54.809982 [deg]

Morph: dEN
Notes: This galaxy is a UDG candidate.

This galaxy can be found in the following image:

Field Filter Nexp Texp IQ Background Image Link
[s] [''] [ADUs]
NGC5308 g 7 2415 1.26 496.71 Full Field
r 7 2415 0.55 807.00

Distance Estimates

No distance estimates have been found.
We have assumed the dwarf is a satellite of NGC5308 at a distance of 32 Mpc.

Magnitudes

Galfit magnitudes
g 19.51
r 18.84
Extinction: SDSS MegaCam
g 0.06 0.06
r 0.04 0.04
i 0.03 0.03
SDSS values from IRSA, MegaCam values transformed following Gwyn 2008.
Surface Brightness
μ0 25.83
μRe 27.21
⟨ μRe ⟩ 26.61

Structural Parameters


Galfit modeling, input
  Cleaned input image
Galfit modeling, model
  Galfit model
Galfit modeling, residual
  Residual image

Data Unbinned
Sersic Index 0.64
Effective Radius [arcsec]14.83
Axis Ratio 0.58
Position Angle -66.44

Properties of the nucleus

RA, Dec [deg]206.4761, 61.0972
offset [arcsec]1.75
mg22.60

HI Data

No HI data was found for this dwarf.

Globular Clusters

Globular cluster candidates within 74.15 arcsec (5Re) of the dwarf:

ID RA, Dec Gaia SepSepg (g-r) (g-i) (u-g) IC
Flag [''][1/Re]
1 206.476500, 61.097042 0 2.000.1323.02±0.020.43±0.02 -- -- 0.04

Local Environment

The ten nearest on-sky neighbors from ATLAS3D parent (ETG+LTG) catalog:

Galaxy separation Morph Dist Vel Re log(M*/M☉)
['] [Mpc] [km/s] ['']
NGC5308 10.94 ETG 32 1998 18 10.96
UGC08684 32.78 LTG 36 2195 25 10.14
NGC5322 59.73 ETG 30 1780 40 11.42
NGC5342 84.58 ETG 36 2189 9 10.36
NGC5379 108.29 ETG 30 1774 21 10.14
NGC5389 110.98 LTG 31 1842 21 10.85
NGC5205 140.7 LTG 30 1766 26 10.36
NGC5372 160.37 LTG 29 1717 10 9.99
NGC5526 291.97 LTG 33 2004 16 10.22
NGC5443 341.66 LTG 30 1803 31 10.66