Globular Clusters - Summer


M22 in Sagittarius
Magnitude 5.2 - Size 32'

2005 Aug 31 (COAA Portugal) - FS 60C at f/5.9 - SXV-H9
L = 16 min

M55 in Sagittarius
Magnitude 6.3 - Size 19'

2005 Aug 29 (COAA Portugal) - FS 60C at f/5.9 - SXV-H9
L = 5 min

M5 (NGC 5904) in Serpens
Magnitude 5,7 - Size 19,9' - class. V

17 May 2004 - C8 at f/6.3 - SXV/H9
L:R:G:B = 25:8:8:8 min


Full resolution (1239 x 891)
M13 (NGC 6205), The Great Hercules Cluster
Magnitude 5,8 - Size 23' - class. V

04/08 Aug 2004 - C8-DX at f/6.3 - SXV-H9
LRGB = 32:10:8:8 min

The most impressive globular cluster visible from northern latitudes.

Full resolution (1321 x 953)
M92 (NGC 6341) in Hercules
Magnitude 6.5 - Size 14.0' - class. IV

01 Jun 2002 - C8-DX at f/6.3 - MX516
L = 10 min

The "other" globular in Hercules. This beauty is somewhat overshadowed by its much more famous neighbour M13
NGC 6229 in Hercules
Magnitude 9.4 - Size 4.5' - class. IV

01 Jun 2002 - C8-DX at f/6.3 - MX516
L = 10 min

Small but condensed globular so quite easy to observe. It is not resolvable in typical amateur telescope, however

M4 (NGC 6121) in Scorpius
Magnitude 5,9 - Size 26,3'
M4
16 May 2002 (Puimichel) - C8 at f/6.3 - MX516 - 9 min

 

M10 (NGC 6254) in Ophiuchus
Magnitude 6,6 - Size 15'
M10
17 Jul 2001 - C8-DX at f/6.3 - MX516 - 7,5 min

 

M12 (NGC 6218) in Ophiuchus
Magnitude 6.7 - Diameter 12.2'
M12
18 July 2003 - C8 at f/6.3 - MX516 - 12 min in high-res mode - DDP

 

M14 (NGC 6402) in Ophiuchus
Magnitude 7.6 - Diameter 6.2'
M14
28 June 2003 - C8 at f/6.3 - MX516 - 10 min in high-res mode - DDP

 

M56 (NGC 6779) in Lyra
Magnitude 8,3 - Size 5,0'
M56
01 Jun 2002 - C8-DX at f/6.3 - MX516 - 9 min

Not as spectacular as its bigger cousins.

 

M71 (NGC 6838) in Sagitta
Magnitude 8.2 - Diameter 6.1'
M71
18 July 2003 - C8 at f/6.3 - MX516 - LRGB = 10:2:4:4 min (L in high-res mode) - DDP

This object has been classified both as an open cluster and as a globular cluster through history but now most scientists think it is indeed a globular cluster

 

NGC 6712 in Scutum
Magnitude 8,2 - Size 7,2'
NGC6712
17 Jul 2001 - C8-DX at f/6.3 - MX516 - 7,5 min

 

M22 (NGC 6656) in Sagittarius
Magnitude 5,1 - Size 17'
M4
17 May 2002 (Puimichel) - C8 at f/6.3 - MX516 - 5 min

 


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