HXHWL 54

(H21OC 54)

0.00 UTI

0.54

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

0.0

C_dup

N₅₀ (P>50% members) 58

Stellar density (N₅₀/rad) 6.1 [N/pc²]

C3 classification AB

C_N 0.54 Moderately populated
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 0.0 Very likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

ℹ️

HXHWL 54 is a moderately populated, very dense object of 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 very likely a duplicate object, which shares a large 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 54 in: SciX Simbad

ℹ️

Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	99999–	106.853	-7.663	0.925	-3.94	1.207	32.376
He et al.	2022	106.861	-7.644	0.945	-3.932	1.214	–
He et al.	2021	106.869	-7.659	0.93	-3.94	1.14	–

💡 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–	1.15	0.515	–	171	0.611	–	–	–
He et al.	2022	–	0.55	–	79	–	–	–	–
He et al.	2021	1.15	0.48	–	263	0.611	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
PHOC 4	100.0	106.82	-7.65	0.92	-3.94	1.18	33.55	0.46
Theia 2649	94.8	106.85	-7.67	0.92	-3.94	1.21	32.25	0.01
CMa01	89.7	106.81	-7.67	0.93	-3.93	1.19	32.25	0.0

💡 Note: The % column shows the percentage of members that HXHWL 54 shares with each listed object.

Visualization

ℹ️