Messier 19th

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Globular cluster
data from Messier 19
Messier object 019.jpg
2MASS image of the globular cluster Messier 19
AladinLite
Constellation Snake bearer
Position
equinoxJ2000.0 , epoch : J2000.0
Right ascension 17 h 02 m 37.7 s
declination −26 ° 16 ′ 04.6 ″
Appearance
Concentration class VIII
Brightness  (visual) 7.47 likes
Brightness  (B-band) 8.45 likes
Angular expansion 17.0 '
Color excess
E (BV) (redness)
0.37
Physical data
Affiliation Milky Way
Redshift (432 ± 23)  ·  10 −6
Radial velocity (+129.4 ± 6.9) km / s
distance 28  kLj
(8.6  kpc ) 
diameter 110 ly
Concentration lg (r t / r c ) 1.53
Metallicity [Fe / H] −1.68
history
discovery Charles Messier
Discovery date June 5, 1764
Catalog names
 M  19 •  NGC  6273 • C 1659-262 •  GCl  52 •

Messier 19 (also known as NGC 6273) is a +7.47  mag bright globular cluster with an angular extent of 17.0 ' in the constellation of the Serpent Bearer .

High-resolution image of the center. Hubble Space Telescope

supporting documents

  1. a b c d SIMBAD Astronomical Database
  2. ^ NED data for the Messier Objects
  3. a b c Messier 19 at SEDS
  4. https://cseligman.com/text/atlas/ngc62a.htm#6273

Web links

Commons : Messier 19  - album with pictures, videos and audio files