The Local Group dwarf galaxy Sextans A

The Local Group dwarf galaxy Sextans A, as observed with the KPNO Mayall 4-m telescope and Mosaic camera as part of the NOAO-sponsored Local Group Survey (PI: Philip Massey, Lowell Observatory). The image is a true-color combination of images in three of the filters used by the survey. The full complement of survey data include images in broad-band/ UBVRI/, as well as through filters centered on the H-alpha, [SII], and [OIII] emission lines. All of the data, description of the analysis, and UBVRI photometry are available through the Local Group Survey website.

Credit:

P. Massey/Lowell Observatory and K. Olsen/NOIRLab/NSF/AURA/

About the Image

Id:noao-sexa
Type:Observation
Release date:June 30, 2020, 9:33 p.m.
Size:4193 x 6101 px

About the Object

Name:Sextans A
Constellation:Sextans
Category:Galaxies

Image Formats

Large JPEGLarge JPEG
5.1 MB
Screensize JPEGScreensize JPEG
246.2 KB

Zoomable


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263.1 KB
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382.7 KB
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476.3 KB
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2.6 MB

Coordinates

ObjectValue
Position (RA):10 11 18.31
Position (Dec):-4° 37' 39.35"
Field of view:18.84 x 3023.66 arcminutes
Orientation:North is 180.0° left of vertical


Colors & filters

BandWave-lengthTele-scope
Optical
OIII
499 nmNicholas U. Mayall 4-meter Telescope
Mosaic I
Optical
Ha
656 nmNicholas U. Mayall 4-meter Telescope
Mosaic I
Optical
Sll
672 nmNicholas U. Mayall 4-meter Telescope
Mosaic I