NGC 6523

18h 03m 41.2s; -24º 22' 49"

Discovered by: Guillaume Hyazinthe Legentil (1725 - 1792)

Year of Discovery: 1749

Constellation: Sagittarius

Also Cataloged As: ESO 521-*N020, GC 4361, Sh2-25, LBN 25, h 3722

NGC 6522

18h 03m 35.1s; -30º 02' 06"

Discovered by: Friedrich Wilhelm Herschel (1738 - 1822)

Year of Discovery: 1784

Object Type: Globular cluster

Object Classification: 6

Constellation: Sagittarius

Visual Magnitude: 9.9

Also Cataloged As: NGC 6551, ESO 456-SC043, GCL 82, GC 4359, h 3720,
H I-49

NGC 6520

Wide field of view

High Power

Sagittarius

18h 03m 25.1s; -27º 53' 28"

Discovered by: Friedrich Wilhelm Herschel (1738 - 1822)

Year of Discovery: 1784

Object Type: Open cluster

Object Classification: I 2 r n

Constellation: Sagittarius

Visual Magnitude: 7.6

Also Cataloged As: Cr 361, Mel 187, Lund 805, ESO 456-SC042, OCL 10,
H VII-7, h 3721, GC 4358

NGC 6514

18h 02m 20.9s;-23º 01' 38"

Discovered by: Charles Messier (1730 - 1817)

Year of Discovery: 1764

Object Type: Cluster w/nebulosity

Object Classification: 3:3:3

Constellation: Sagittarius

Also Cataloged As: M20, LBN 27, ESO 521-N*013, Lund 803, Sh2-30,
H IV-41, H V-10, H V-11, H V-12, h 1991,
h 3718, OCL 23