Release 11.12 ("Hergest Ridge")


Selected: Arp 2

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Parameters
Positional Parameters
clusterArp 2
RA19 28 44.11
Declination-30 21 20.3
Galactic longitude8.55
Galactic latitude-20.79
R sun28.6
R gc21.4
X26.4
Y4
Z-10.2
Photometric Parameters
E (B-V)0.1
V HB18.13
(m-M)17.59
Vt12.3
MVt-5.29
(B-V)0.86
S_RR30.5
HBR0.86
hbt2
Structural Parameters
[Fe / H]-1.75
v_r115
err10
v_LSR122.4
c0.88
r_c1.19
r_h1.77
r_t12.65
lg(tc)9.39
lg(th)9.7
mu_V24.26
rho_v-0.25
Color-magnitude diagrams
authorBuonanno, R.; Corsi, C. E.; Pecci, F. Fusi; Richer, H. B.; Fahlman, G. G.
titleYoung globular clusters in the Milky Way: ARP 2
journalAstronomical Journal, vol. 109, no. 2, p. 650-662 (1995)
CM diagram
Image

Image of the cluster from the Digital Sky Survey

Other Resources
for Arp 2
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SEDS data
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Selected biblio
Paper n. 1
Mottini, Marta; Wallerstein, George; McWilliam, Andrew
ARP 2 and Terzan 8: a Detailed Chemical Analysis
2008, The Astronomical Journal, Volume 136, Issue 2, pp. 614-620
(Terzan 8 Arp 2 )
Paper n. 2
Buonanno, R.; Corsi, C. E.; Pecci, F. Fusi; Richer, H. B.; Fahlman, G. G.
Young globular clusters in the Milky Way: ARP 2
1995, Astronomical Journal, vol. 109, no. 2, p. 650-662 (1995)
(Arp 2 cmd )
Paper n. 3
Buonanno, R. et al.
Two young Galactic globular clusters: Terzan 7 and ARP 2
1994, The Astrophysical Journal, vol. 430, no. 2, pt. 2, p. L121-124
(Terzan 7 Arp 2 )
See all items (3 papers) :: Submit a paper
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