LDN 1251

0.45 UTI

0.77

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.81

C_dup

C3 classification AA

Number of members (P>50%) 153

Radius (P>50% members) 26.9 [arcmin]

C_N 0.77 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.81 Very likely unique

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

Overview

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LDN 1251 is a rich, very 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 is very likely a unique object, which shares a small percentage of members with at least one previously reported entry. See table with shared members information.

Low extinction Very young

Data

🔍 Search references for LDN 1251 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	–	340.955	75.201	2.903	7.34	0.481	-34.036
He et al.	2022	341.264	75.173	2.91	7.388	0.401	–

💡 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	–	0.30	–	6	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OCSN 39	41.2	340.59	75.18	2.9	7.07	0.65	-48.18	0.0
Theia 11	22.2	341.52	75.13	2.91	7.39	0.29	-16.69	0.0
OC 0209	19.0	341.35	75.11	2.91	7.34	0.29	-16.69	0.46

💡 Note: The % column shows the percentage of members that LDN 1251 shares with each listed object.

Visualization

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