CWNU 2978

0.12 UTI

0.66

C_N

0.29

C_dens

0.75

C_C3

0.0

C_lit

0.34

C_dup

N_m (P>50%) 83

Core radius and density 1.9 [pc], 1.5 [pc^-2]

C3 classification AB

C_N 0.66 Moderately populated
C_dens 0.29 Loose
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.34 Possibly duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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CWNU 2978 is a moderately populated, loose object of high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by high extinction. It is catalogued as an old cluster (see Parameters). It was recently reported in the literature.

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

Distant High extinction Old

Data

🔍 Search references for CWNU 2978 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–	116.762	-33.205	0.256	-3.224	3.054	56.687
He et al.	2023	116.764	-33.203	0.256	-3.223	3.053	56.69

💡 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–	3.09	4.35	–	1995	–	–	–	–
He et al.	2023	3.09	4.35	–	1995	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 1999	66.3	116.76	-33.21	0.25	-3.23	3.04	56.4	0.37

💡 Note: The % column shows the percentage of members that CWNU 2978 shares with each listed object.

Visualization

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