W75S

0.07 UTI

0.25

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.16

C_dup

N₅₀ (P>50% members) 25

Stellar density (N₅₀/rad) 11.8 [N/pc²]

C3 classification AA

C_N 0.25 Poorly populated
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.16 Likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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W75S is a poorly populated, very dense object of very high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane. No fundamental parameter values are available for this object. It is rarely studied in the literature, with no articles listed in the last 23 years.

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

No fundamental parameters

Bica et al. (2003)
Classified as infrared cluster (IRC).

Data

🔍 Search references for W75S 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–	309.671	42.444	0.619	-2.375	-3.302	-11.769
Bica et al.	2003	309.753	42.328	–	–	–	–

💡 Note: The UCC values are estimated from its identified members.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0131	92.0	309.63	42.48	0.63	-2.37	-3.34	-11.77	0.12
FSR 0249	84.0	309.63	42.49	0.62	-2.37	-3.31	-23.49	0.6
HSC 640	64.0	309.74	42.15	0.68	-2.32	-3.43	1.13	0.4

💡 Note: The % column shows the percentage of members that W75S shares with each listed object.

Visualization

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