Release 11.12 ("Hergest Ridge")


Selected: NGC 5139

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Parameters
Positional Parameters
clusterNGC 5139
nameomega Cen
RA13 26 47.24
Declination-47 28 46.5
Galactic longitude309.1
Galactic latitude14.97
R sun5.2
R gc6.4
X3.1
Y-3.9
Z1.3
Photometric Parameters
E (B-V)0.12
V HB14.51
(m-M)13.94
Vt3.68
MVt-10.26
(U-B)0.19
(B-V)0.78
(V-R)0.51
(V-I)1.05
S_RR12.3
hbt2
Structural Parameters
[Fe / H]-1.53
SpT F5
v_r232.1
err0.1
v_LSR228.9
c1.31
r_c2.37
r_h5
r_t57.03
lg(tc)9.6
lg(th)10.09
mu_V16.81
rho_v3.15
Color-magnitude diagrams
authorV. Castellani et al.
titleStar Counts in the Globular Cluster Centauri. I. Bright Stellar Components
journalThe Astrophysical Journal, Volume 663, Issue 2, pp. 1021-1039
CM diagram

Image

Image of the cluster from the Digital Sky Survey

Other Resources
for NGC 5139
Globular Clusters Blog
ADS "Object Search"
C. Clement variables data
SEDS data
Google Sky
Web Links for this cluster
(8 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
Tailo, M.; Di Criscienzo, M.; D'Antona, F.; Caloi, V.; Ventura, P.
The mosaic multiple stellar populations in Omega Centauri: the horizontal branch and the main sequence
2016, MNRAS, Astronomical Society, Volume 457, Issue 4
(NGC 5139 )
Paper n. 2
A. Bellini, L. R. Bedin, G. Piotto, A. P. Milone, A. F. Marino, S. Villanova
New Hubble Space Telescope WFC3/UVIS Observations Augment the Stellar-population Complexity of Omega Centauri
2010, The Astronomical Journal, Vol. 140, 631.
(NGC 5139 )
Paper n. 3
A. Calamida et al.
On the White Dwarf Cooling Sequence of the Globular Cluster Omega Centauri
2008, The Astrophysical Journal, Volume 673, Issue 1, pp. L29-L33
(NGC 5139 )
See all items (14 papers) :: Submit a paper
Tutor(s) for this cluster:
Annalisa Calamida

(See how to adopt a cluster)

Query processed at 18:19, 20th November
This page has been visited 12820 times, since Oct 25 2004

Page updated: 2012-06-19



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