CWNU 1109

0.37 UTI

0.25

C_N

0.59

C_dens

1.0

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AA

Number of members (P>50%) 25

Radius (P>50% members) 29.5 [arcmin]

C_N 0.25 Poorly populated
C_dens 0.59 Moderately dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

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

Overview

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CWNU 1109 is a poorly populated, moderately dense object of very high C3 quality. Its parallax locates it at a very close distance, above the mid-plane, affected by low extinction. It is catalogued as a very young cluster (see Parameters). It is rarely studied in the literature.

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

Low extinction Very young

Data

🔍 Search references for CWNU 1109 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	–	264.8	36.209	2.957	-2.678	-3.224	-24.125
He et al.	2022	264.858	36.197	2.962	-2.613	-3.159	–

💡 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
He et al.	2022	–	0.10	–	18	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 474	80.0	264.43	35.9	2.99	-2.72	-3.34	-23.91	0.09

💡 Note: The % column shows the percentage of members that CWNU 1109 shares with each listed object.

Visualization

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