Messier 83 – central region

This image of a well-known spiral galaxy, Messier 83, was prepared by superposing three CCD frames from this data release that are now available in the archive. This galaxy is located in the southern constellation Hydra (The Water-Snake) and is also known as NGC 5236; the distance is about 15 million light-years. The spiral structure resembles that of the Milky Way Galaxy in which we live, but Messier 83 also possesses a bar-like structure at the centre.

This photo shows the central region of a beautiful spiral galaxy, Messier 83, as observed with the FORS1 instrument at VLT ANTU . It is based on a composite of three images, all of which are now available from the ESO Science Data Archive, as described in this Press Release. The three frames were taken in March 1999 through three different filters: B (wavelength 429 nm; Full-Width-Half-Maximum (FWHM) 88 nm; exposure time 10 min; here rendered as blue), R (657 nm; 150 nm; 3 min; green) and I (768 nm; 138 nm; 3 min; red) during a period of 0.8 arcsec average seeing. The field shown measures about 6.8 x 6.8 arcmin and the images were recorded in frames of 2048 x 2048 pixels, each measuring 0.2 arcsec. North is up; East is left.

Compare also with ESO Press Photo eso9826 (in B/W) of a small area in this galaxy that was obtained with the VLT Test Camera in June 1998.

Źródło:

ESO

O zdjęciu

Identyfikator:eso9949a
Typ:Obserwacje
Data publikacji:29 listopada 1999
Powiązane komunikaty:eso9949
Rozmiar:4961 x 5243 px

O obiekcie

Nazwa:M 83, Messier 83, NGC 5236
Typ:Local Universe : Galaxy : Type : Spiral
Odległość:15 milion lat świetlnych
Constellation:Hydra
Kategoria:Galaxies

Formaty zdjęć

Pełen rozmiar
32,1 MB
Wielki JPEG
5,7 MB
JPEG do druku
5,9 MB

Powiększenie


Tapety

1024x768
335,9 KB
1280x1024
511,1 KB
1600x1200
689,3 KB
1920x1200
769,5 KB
2048x1536
1,0 MB

Współrzędne

Pozycja (RA):13 37 0.95
Pozycja (Dec):-29° 51' 56.56"
Pole widzenia:6.45 x 6.82 arcminutes
Orientacja:North is 0.0° prawo of vertical

Kolory i filtry

PasmoDługość faliTeleskop
Optyczny
B
429 nmVery Large Telescope
FORS1
Optyczny
R
657 nmVery Large Telescope
FORS1
Optyczny
I
768 nmVery Large Telescope
FORS1

 

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