Alessi 66

0.04 UTI

0.81

C_N

1.0

C_dens

1.0

C_C3

0.0

C_lit

0.08

C_dup

N₅₀ (P>50% members) 259

Stellar density (N₅₀/rad) 11.6 [N/pc²]

C3 classification AA

C_N 0.81 Rich
C_dens 1.0 Very dense
C_C3 1.0 Very high quality
C_lit 0.0 Rarely studied
C_dup 0.08 Very likely duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Alessi 66 is a rich, very dense object of very high C3 quality. Its parallax locates it at a large distance, below 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 20 years.

⚠️ 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.

No fundamental parameters

Bica et al. (2019)
List of clusters and alike reported by B. Alessi.

Data

🔍 Search references for Alessi 66 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–	113.864	-27.714	0.16	-1.51	3.122	98.11
Kronberger et al.	2006	113.906	-27.771	–	–	–	–

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

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
Haffner 11	92.3	113.85	-27.71	0.16	-1.5	3.16	97.92	0.84

💡 Note: The % column shows the percentage of members that Alessi 66 shares with each listed object.

Visualization

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