CMa23

0.42 UTI

0.61

C_N

0.72

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 72

Stellar density (N₅₀/rad) 3.6 [N/pc²]

C3 classification AB

C_N 0.61 Moderately populated
C_dens 0.72 Moderately dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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CMa23 is a moderately 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 near-solar metallicity, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a large percentage of members with 2 later reported entries. See table with shared members information.

Relatively close Moderate extinction Near-solar metallicity Intermediate age

Data

🔍 Search references for CMa23 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	99999–	106.707	-12.309	0.612	-1.028	-0.267	18.255
Santos-Silva et al.	2021	106.66	-12.35	0.62	-0.96	-0.28	–

💡 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]	B_frac	BSS
UCC	99999–	1.37	1.2	–	131	-0.160	–	–	–
Santos-Silva et al.	2021	1.37⁽¹⁾	1.20⁽¹⁾	–	131⁽¹⁾	-0.160⁽¹⁾	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 2289	94.4	106.72	-12.28	0.61	-1.04	-0.26	18.26	0.12
UBC 1363	63.9	106.7	-12.3	0.61	-1.04	-0.28	18.26	0.0

💡 Note: The % column shows the percentage of members that CMa23 shares with each listed object.

Visualization

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