Release 11.12 ("Hergest Ridge")


Selected: NGC 2808

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Parameters
Positional Parameters
clusterNGC 2808
RA09 12 03.10
Declination-64 51 48.6
Galactic longitude282.19
Galactic latitude-11.25
R sun9.6
R gc11.1
X2
Y-9.2
Z-1.9
Photometric Parameters
E (B-V)0.22
V HB16.22
(m-M)15.59
Vt6.2
MVt-9.39
(U-B)0.28
(B-V)0.92
(V-R)0.57
(V-I)1.18
S_RR0.3
HBR-0.49
hbt0
Structural Parameters
[Fe / H]-1.14
SpT F7
v_r101.6
err0.7
v_LSR89.2
c1.56
r_c0.25
r_h0.8
r_t15.55
lg(tc)8.24
lg(th)9.15
mu_V15.08
rho_v4.66
Color-magnitude diagrams
authorSosin, C.; Dorman, B.; Djorgovski, S. G.; Piotto, G.; Rich, R. M.; King, I.R.; Liebert, J.; Phinney, E. S.; Renzini, A.
titlePeculiar Multimodality on the Horizontal Branch of the Globular Cluster NGC 2808
journalAstrophysical Journal Letters v.480, p.L35, 1997
CM diagram

Image

Image of the cluster from the Digital Sky Survey

Other Resources
for NGC 2808
Globular Clusters Blog
ADS "Object Search"
C. Clement variables data
SEDS data
Google Sky
Web Links for this cluster
(2 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
Simioni, M. et al.
The Hubble Space Telescope UV Legacy Survey of Galactic globular clusters X. The radial distribution of stellar populations in NGC 2808
2016, MNRAS, Volume 463, Issue 1, p.449-458
(NGC 2808 )
Paper n. 2
Carretta, Eugenio
Five Groups of Red Giants with Distinct Chemical Composition in the Globular Cluster NGC 2808
2015, The Astrophysical Journal, Volume 810, Issue 2, article id. 148, 17 pp.
(NGC 2808 )
Paper n. 3
Moni Bidin, C.; Villanova, S.; Piotto, G.; Momany, Y.
A lack of close binaries among hot horizontal branch stars in globular clusters. II. NGC 2808
2011, Astronomy & Astrophysics, Volume 528, April 2011
(NGC 2808 )
See all items (13 papers) :: Submit a paper
Tutor(s) for this cluster:
Santi Cassisi

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Query processed at 14:25, 20th November
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