GGCs database: globular cluster Terzan 1

Release 11.12 ("Hergest Ridge")

Selected: Terzan 1

Parameters
Positional Parameters
cluster	Terzan 1
name	HP 2
RA	17 35 47.8
Declination	-30 28 11
Galactic longitude	357.57
Galactic latitude	1
R sun	6.7
R gc	1.3
X	6.7
Y	-0.3
Z	0.1
Photometric Parameters
E (B-V)	1.99
V HB	20.96
(m-M)	20.31
Vt	15.9
MVt	-4.41
hbt	7
Structural Parameters
[Fe / H]	-1.03
v_r	114
err	14
v_LSR	122
c	2.5
r_c	0.04
r_h	3.82
r_t	11.07
lg(tc)	4.99
lg(th)	9.12
mu_V	25.09
rho_v	3.85
Color-magnitude diagrams
author	Ortolani, S.; Barbuy, B.; Bica, E.; Renzini, A.; Marconi, G.; Gilmozzi, R.
title	HST observations of Terzan 1: a second parameter globular cluster in the galactic bulge
journal	Astronomy and Astrophysics, v.350, p.840-846 (1999)
CM diagram
Credits	CMD from A&A website

Image
Image of the cluster from the Digital Sky Survey
Other Resources for Terzan 1

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
Ortolani, S.; Barbuy, B.; Bica, E.; Renzini, A.; Marconi, G.; Gilmozzi, R. HST observations of Terzan 1: a second parameter globular cluster in the galactic bulge 1999, Astronomy and Astrophysics, v.350, p.840-846 (1999) (Terzan 1 cmd )
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Query processed at 19:50, 20th March
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