GGCs database: globular cluster NGC 6715

Release 11.12 ("Hergest Ridge")

Selected: NGC 6715

Parameters
Positional Parameters
cluster	NGC 6715
name	M 54
RA	18 55 03.33
Declination	-30 28 47.5
Galactic longitude	5.61
Galactic latitude	-14.09
R sun	26.5
R gc	18.9
X	25.6
Y	2.5
Z	-6.5
Photometric Parameters
E (B-V)	0.15
V HB	18.16
(m-M)	17.58
Vt	7.6
MVt	-9.98
(U-B)	0.24
(B-V)	0.85
(V-R)	0.53
(V-I)	1.1
S_RR	6.1
HBR	0.75
hbt	3
Structural Parameters
[Fe / H]	-1.49
SpT	F7/8
v_r	141.3
err	0.3
v_LSR	149.2
c	2.04
r_c	0.09
r_h	0.82
r_t	7.47
lg(tc)	8.24
lg(th)	9.93
mu_V	14.78
rho_v	4.69
Color-magnitude diagrams
author	Marconi, G.; Buonanno, R.; Castellani, M.; Iannicola, G.; Molaro, P.; Pasquini, L.; Pulone, L.
title	The stellar content of the Sagittarius Dwarf Galaxy
journal	Astronomy and Astrophysics, v.330, p.453-463 (1998)
CM diagram
Credits	CMD from A&A website

Image
Image of the cluster from the Digital Sky Survey
Other Resources for NGC 6715
Globular Clusters Blog
ADS "Object Search"
SEDS data
Web Links for this cluster (1 link in the database at the moment)
Users comments for this cluster (0 comments in the database at the moment)
Selected biblio
Paper n. 1
Sollima, A.; Cacciari, C.; Bellazzini, M.; Colucci, S. The population of variable stars in M54 (NGC6715) 2010, Monthly Notices of the Royal Astronomical Society, Volume 406, Issue 1, pp. 329-341 (NGC 6715 )
Paper n. 2
Bellazzini, M.et al. The Nucleus of the Sagittarius Dsph Galaxy and M54: a Window on the Process of Galaxy Nucleation 2008, The Astronomical Journal, Volume 136, Issue 3, pp. 1147-1170 (NGC 6715 )
Paper n. 3
Siegel, M.H. et al. The ACS Survey of Galactic Globular Clusters: M54 and Young Populations in the Sagittarius Dwarf Spheroidal Galaxy 2007, astro-ph/0708.0027(ApJL, accepted for publication) (NGC 6715 )
*See all items (4 papers) :: Submit a paper*
Listen to the sound of this cluster (info)
Tutor(s) for this cluster: Giuliano Giuffrida (See how to adopt a cluster)

Query processed at 18:04, 25th April
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