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-1907
J143050.91+031223.6
IC1024-118 [internal use only]

Coordinates   [GALFIT]:
Equitorial 217.712128 3.206562 [deg]
14:30:50.9103 +03:12:23.6217 [hms dms]
Galactic 352.044983 56.285042 [deg]

Morph: dE
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]
IC1024 g 7 2415 1.08 707.71 Full Field
r 7 2415 1.16 882.71

Distance Estimates

No distance estimates have been found.
We have assumed the dwarf is a satellite of IC1024 at a distance of 24 Mpc.

Magnitudes

Galfit magnitudes
g 18.15
r 17.63
Extinction: SDSS MegaCam
g 0.10 0.09
r 0.07 0.07
i 0.05 0.05
SDSS values from IRSA, MegaCam values transformed following Gwyn 2008.
Surface Brightness
μ0 24.21
μRe 25.59
⟨ μRe ⟩ 24.99

Structural Parameters


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

Data Unbinned
Sersic Index 0.88
Effective Radius [arcsec]13.15
Axis Ratio 0.46
Position Angle -46.52

HI Data

No HI data was found for this dwarf.

Globular Clusters

Globular cluster candidates within 65.75 arcsec (5Re) of the dwarf:

ID RA, Dec Gaia SepSepg (g-r) (g-i) (u-g) IC
Flag [''][1/Re]
1 217.704438, 3.221240 0 59.644.5421.73±0.010.73±0.01 -- -- -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] ['']
IC1024 14.92 ETG 24 1479 11 10.05
NGC5638 17.68 ETG 26 1652 28 10.83
NGC5690 116.22 LTG 28 1753 28 10.61
NGC5577 144.86 LTG 25 1489 33 10.20
NGC5576 146.62 ETG 25 1506 22 10.97
NGC5574 148.52 ETG 23 1589 13 10.23
NGC5566 163.37 LTG 25 1507 34 11.15
NGC5560 168.04 LTG 28 1729 19 10.41
NGC5701 179.71 LTG 25 1505 43 10.84
NGC5661 183.38 LTG 36 2354 13 9.94