Release 11.12 ("Hergest Ridge")


Selected: NGC 6539

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Parameters
Positional Parameters
clusterNGC 6539
RA18 04 49.68
Declination-07 35 09.1
Galactic longitude20.8
Galactic latitude6.78
R sun7.8
R gc3
X7.2
Y2.8
Z0.9
Photometric Parameters
E (B-V)1.02
V HB18.33
(m-M)17.62
Vt9.33
MVt-8.29
(U-B)1.01
(B-V)1.83
(V-I)2.23
S_RR0
HBR-1
hbt7
Structural Parameters
[Fe / H]-0.63
SpT G4:
v_r31
err1.7
v_LSR44.4
c1.74
r_c0.38
r_h1.7
r_t21.46
lg(tc)8.31
lg(th)9.32
mu_V18.58
rho_v4.15
Color-magnitude diagrams
authorPiotto, G. et al.
titleHST color-magnitude diagrams of 74 galactic globular clusters in the HST F439W and F555W bands
journalAstronomy and Astrophysics, v.391, p.945-965 (2002)
CM diagram
CreditsCMD: HST snapshot from Padova database

Description of NGC 6539

This globular cluster was discovered by Brorsen in 1856, and included by Auwers as No. 39 in his catalog, as well as in John Herschel's General Catalogue as GC 4370.

Source: Seds.org website | Notify inaccuracies

Image

Image of the cluster from the Digital Sky Survey

Other Resources
for NGC 6539
Globular Clusters Blog
ADS "Object Search"
SEDS data
Google Sky
Web Links for this cluster
(0 links in the database at the moment)
Users comments for this cluster
(0 comments in the database at the moment)
Selected biblio
Paper n. 1
Baker, JoDee M.; Layden, Andrew C.; Welch, Douglas L.; Webb, Tracy M. A.
Variable Stars in Metal-Rich Globular Clusters. III. NGC 6539
2007, The Astronomical Journal, Volume 133, Issue 1, pp. 139-146
(NGC 6539 )
Paper n. 2
Origlia, L. et al.
Near-infrared photometry and spectroscopy of NGC 6539 and UKS 1: two intermediate metallicity bulge globular clusters
2005, Monthly Notices of the Royal Astronomical Society, Volume 363, Issue 3, pp. 897-904
(NGC 6539 UKS 1 )
Paper n. 3
Stephens, Andrew W.; Frogel, Jay A.
An Infrared Spectroscopic Study of Eight Galactic Globular Clusters
2004, The Astronomical Journal, Volume 127, Issue 2, pp. 925-937
(NGC 6526 NGC 6539 HP 1 Liller 1 Palomar 6 Terzan 2 Terzan 4 )
See all items (4 papers) :: Submit a paper
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Query processed at 20:35, 30th March
This page has been visited 3818 times, since Oct 25 2004

Page updated: 2011-04-27



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