BDSB 90

(MWSC 1053)

0.28 UTI

0.0

C_N

1.0

C_dens

0.38

C_C3

0.0

C_lit

1.0

C_dup

C3 classification CB

Number of members (P>50%) 23

Radius (P>50% members) 2.3 [arcmin]

C_N 0.0 Sparse
C_dens 1.0 Very dense
C_C3 0.38 Low 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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BDSB 90 is a sparse, very dense object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a very young cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a very small percentage of members with at least one entry reported in the same catalogue. See table with shared members information.

Relatively close Moderate extinction Very young

Data

🔍 Search references for BDSB 90 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	–	104.887	-4.812	0.438	-1.488	0.611	62.256
Just et al.	2023	104.903	-4.858	–	–	–	–
Kharchenko et al.	2016	104.903	-4.858	–	–	–	–
Kharchenko et al.	2013	104.91	-4.86	–	0.85	-0.34	41.0

💡 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
Just et al.	2023	–	–	–	16	–	150	–	–
Kharchenko et al.	2016	2.66	2.65	–	16	–	–	–	–
Kharchenko et al.	2013	2.66	2.65	–	16	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
HSC 1723	28.0	104.85	-4.74	0.43	-1.49	0.69	62.26	0.08
Sh2 287C	8.0	104.85	-4.7	0.45	-1.61	0.76	48.19	0.16

💡 Note: The % column shows the percentage of members that BDSB 90 shares with each listed object.

Visualization

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