Release 11.12 ("Hergest Ridge")


Selected: NGC 6304

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Parameters
Positional Parameters
clusterNGC 6304
RA17 14 32.25
Declination-29 27 43.3
Galactic longitude355.83
Galactic latitude5.38
R sun5.9
R gc2.3
X5.8
Y-0.4
Z0.6
Photometric Parameters
E (B-V)0.54
V HB16.25
(m-M)15.52
Vt8.22
MVt-7.3
(U-B)0.82
(B-V)1.31
(V-R)0.77
(V-I)1.7
S_RR0
HBR-1
hbt7
Structural Parameters
[Fe / H]-0.45
SpT G3
v_r-107.3
err3.6
v_LSR-99.3
c1.8
r_c0.21
r_h1.42
r_t13.25
lg(tc)7.36
lg(th)8.85
mu_V17.2
rho_v4.49
Color-magnitude diagrams
authorOrtolani, S.; Momany, Y.; Bica, E.; Barbuy, B.
titleB and V photometry of the metal-rich bulge globular cluster NGC 6304
journalAstronomy and Astrophysics, v.357, p.495-500 (2000)
CM diagram
CreditsCMD from Padova Database
Image

Image of the cluster from the Digital Sky Survey

Other Resources
for NGC 6304
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Selected biblio
Paper n. 1
Guillot, Sebastien
Chandra Observation of Quiescent Low-Mass X-Ray Binaries in the Globular Cluster NGC 6304
2009, The Astrophysical Journal, Volume 699, Issue 2, pp. 1418-1422
(NGC 6304 )
Paper n. 2
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. 3
Ortolani, S.; Momany, Y.; Bica, E.; Barbuy, B.
B and V photometry of the metal-rich bulge globular cluster NGC 6304
2000, Astronomy and Astrophysics, v.357, p.495-500 (2000)
(NGC 6304 cmd )
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