HXHWL 57

0.18 UTI

0.5

C_N

0.85

C_dens

1.0

C_C3

0.0

C_lit

0.37

C_dup

N₅₀ (P>50% members) 51

Stellar density (N₅₀/rad) 4.3 [N/pc²]

C3 classification AA

C_N 0.5 Moderately populated
C_dens 0.85 Dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.37 Possibly duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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HXHWL 57 is a moderately populated, dense object of very high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by low extinction. It is catalogued as a metal-rich, intermediate-age cluster (see Parameters). It is rarely studied 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.

Relatively close Low extinction Metal-rich Intermediate age

Data

🔍 Search references for HXHWL 57 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–	276.993	-15.353	0.866	-2.67	-3.569	12.939
He et al.	2021	277.024	-15.356	0.86	-2.7	-3.56	–

💡 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–	1.05	0.84	–	302	0.611	–	–	–
He et al.	2021	1.05	0.84	–	302	0.611	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Theia 2510	88.2	277.01	-15.36	0.87	-2.66	-3.57	12.94	0.0
CWWDL 14359	78.4	277.01	-15.36	0.87	-2.67	-3.59	16.41	0.02
PHOC 20	62.7	277.0	-15.39	0.87	-2.67	-3.59	16.41	0.43

💡 Note: The % column shows the percentage of members that HXHWL 57 shares with each listed object.

Visualization

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