Release 11.12 ("Hergest Ridge")


Selected: NGC 6569

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Parameters
Positional Parameters
clusterNGC 6569
RA18 13 38.80
Declination-31 49 36.8
Galactic longitude0.48
Galactic latitude-6.68
R sun10.9
R gc3.1
X10.8
Y0.1
Z-1.3
Photometric Parameters
E (B-V)0.53
V HB17.52
(m-M)16.83
Vt8.55
MVt-8.28
(U-B)0.74
(B-V)1.34
(V-R)0.83
(V-I)1.69
S_RR7.1
hbt7
Structural Parameters
[Fe / H]-0.76
SpT G1:
v_r-28.1
err5.6
v_LSR-20.3
c1.31
r_c0.35
r_h0.8
r_t6.95
lg(tc)8.38
lg(th)9.05
mu_V18.15
rho_v3.63
Color-magnitude diagrams
authorOrtolani, S.; Bica, E.; Barbuy, B.
titleColour Magnitude Diagrams of the moderately metal-rich
globular clusters NGC 6569 and Palomar 11
journalAstronomy and Astrophysics, v.374, p.564-569 (2001)
CM diagram
CreditsCMD: HST snapshot from Padova database

Description of NGC 6569

Globular cluster NGC 6569 was discovered by William Herschel on June 13, 1784. He first took it for a faint nebula and cataloged it as H II.201. James Dunlop found it independently in the late 1820s and cataloged it as Dun 619.

Source: SEDS.org | Notify inaccuracies

Image

Image of the cluster from the Digital Sky Survey

Other Resources
for NGC 6569
ADS "Object Search"
SEDS data
Web Links for this cluster
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Users comments for this cluster
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Selected biblio
Paper n. 1
Valenti, E.; Origlia, L.; Ferraro, F. R.
Near-infrared photometry of four metal-rich bulge globular clusters: NGC 6304, 6569, 6637 and 6638
2005, Monthly Notices of the Royal Astronomical Society, Volume 361, Issue 1, pp. 272-282
(NGC 6304 NGC 6569 NGC 6638 )
Paper n. 2
Ortolani, S.; Bica, E.; Barbuy, B.
Colour Magnitude Diagrams of the moderately metal-rich
globular clusters NGC 6569 and Palomar 11

2001, Astronomy and Astrophysics, v.374, p.564-569 (2001)
(NGC 6569 cmd )
Paper n. 3
Hazen-Liller, M. L.
Photoelectric sequences near nine galactic globular clusters
1984, Astronomical Journal, vol. 89, p. 1551-1554
(NGC 6139 NGC 6355 NGC 6453 NGC 6496 NGC 6558 NGC 6569 NGC 6642 NGC 6652 NGC 6717 )
See all items (3 papers) :: Submit a paper
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Query processed at 09:48, 20th February
This page has been visited 3441 times, since Oct 25 2004

Page updated: 2011-04-26



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