CWNU 2902

0.28 UTI

0.0

C_N

0.16

C_dens

0.62

C_C3

0.3

C_lit

1.0

C_dup

N₅₀ (P>50% members) 22

Stellar density (N₅₀/rad) 0.8 [N/pc²]

C3 classification AC

C_N 0.0 Sparse
C_dens 0.16 Very loose
C_C3 0.62 Intermediate quality
C_lit 0.3 Poorly studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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CWNU 2902 is a sparse, very loose object of intermediate C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by low extinction. It is catalogued as a low-mass, near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.

Relatively close Low extinction Low mass Near-solar metallicity Young

Palma et al. (2025)
Classified as tidal capture (resonant trapping pair) P16, along with Theia_2782.

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for CWNU 2902 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–	103.94	9.535	0.674	-2.405	0.058	–
Zhang et al.	2024	103.933	9.533	–	–	–	–
Hunt & Reffert	2024	103.933	9.533	0.668	-2.435	0.055	16.863
Cavallo et al.	2024	103.867	9.601	0.668	–	–	–
Hunt & Reffert	2023	103.933	9.533	0.668	-2.435	0.055	16.863
He et al.	2023	103.955	9.516	0.672	-2.449	0.053	–

💡 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–	1.41	0.4	0.31	35	0.072	45	–	–
Zhang et al.	2024	–	–	–	–	-0.005⁽¹⁾	–	–	–
Hunt & Reffert	2024	–	–	–	–	–	45⁽¹⁾	–	–
Cavallo et al.	2024	1.43	0.40	–	35	0.150	–	–	–
Hunt & Reffert	2023	1.41	0.40	0.31	41	–	–	–	–
He et al.	2023	1.41	0.65	–	22	–	–	–	–

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

Visualization

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