OC 0688

0.05 UTI

0.49

C_N

0.61

C_dens

0.75

C_C3

0.0

C_lit

0.14

C_dup

C3 classification AB

Number of members (P>50%) 49

Radius (P>50% members) 7.6 [arcmin]

C_N 0.49 Poorly populated
C_dens 0.61 Moderately dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.14 Likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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OC 0688 is a poorly populated, moderately dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, very young cluster (see Parameters). It is rarely studied in the literature.

⚠️ Warning: This is likely a duplicate object, which shares a large percentage of members with at least one previously reported entry. See table with shared members information.

Moderate extinction Metal-rich Very young

Data

🔍 Search references for OC 0688 in: SciX Simbad

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Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	–	261.29	-34.349	0.553	-0.906	-2.152	18.213
Hao et al.	2022	261.396	-34.41	0.554	-0.917	-2.202	–

💡 Note: The UCC values are estimated from its identified members.

Reference	Year	Dist [kpc]	Av [mag]	DAv [mag]	Age [Myr]	[Fe/H] [dex]	Mass [Msun]	Bfr	BSS
Hao et al.	2022	–	1.54	–	1	0.611	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
NGC 6357	85.7	261.2	-34.21	0.55	-0.85	-2.1	6.35	0.79
AH03 J1725 34.4	53.1	261.39	-34.4	0.56	-1.0	-2.38	6.82	0.51
Pismis 24	51.0	261.4	-34.36	0.56	-0.95	-2.53	9.47	0.49
VVV 164	26.5	261.17	-34.2	0.55	-0.88	-1.98	8.64	0.0

💡 Note: The % column shows the percentage of members that OC 0688 shares with each listed object.

Visualization

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