Messier 56
Globular cluster Messier 56 |
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Photo from the Hubble Space Telescope | |
AladinLite | |
Constellation | lyre |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 19 h 16 m 35.5 s |
declination | + 30 ° 11 ′ 04.2 ″ |
Appearance | |
Concentration class | X |
Brightness (visual) | 8.27 likes |
Brightness (B-band) | 8.9 likes |
Angular expansion | 8.8 ' |
Color excess E (BV) (redness) |
0.20 |
Physical data | |
Integrated spectral type | F5 |
Redshift | (−453 ± 3) · 10 −6 |
Radial velocity | (−135.7 ± 0.8) km / s |
distance | 32.9 kLj (10 kpc ) |
Absolute brightness | −7.28 mag |
diameter | 85 ly |
Concentration lg (r t / r c ) | 1.37 |
Metallicity [Fe / H] | −1.94 |
history | |
discovery | Charles Messier |
Discovery date | February 23, 1779 |
Catalog names | |
M 56 • NGC 6779 • C 1914 + 300 • GCl 110 • |
Messier 56 (also known as NGC 6779 ) is a +8.27 mag bright globular cluster with an area of 8.8 'in the constellation Lyra .
Individual evidence
- ↑ a b c d e SIMBAD
- ^ NED data for the Messier Objects
- ↑ a b SEDS
- ↑ https://cseligman.com/text/atlas/ngc67a.htm#6779