Alessi 191

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.28 0.7 0.75 0.25 1.0
C3
N_50
r_50
AB 28 9.5
Summary

Alessi 191 is a poorly populated, moderately dense object of high C3 quality. It is located at a relatively close distance from the Sun, above the mid-plane. It is poorly studied in the literature.

This object shares a large percentage of members with a later reported entry.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Bica et al. (2019) 282.117 22.054 – – – –
Hunt & Reffert (2023) 282.135 22.061 0.979 -1.049 3.03 -8.989
Cavallo et al. (2024) 282.109 22.006 0.987 – – –
           
UCC 282.126 22.045 0.978 -1.046 2.986 -9.251
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Alessi 191 UCC
Alessi 191 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.45, diffAV50=0.677, MOD50=9.955, logAge50=8.981
Cavallo et al. (2024) AV50=0.96, dMod50=10.11, logAge50=8.59, [Fe/H]50=-0.06

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
UBC 577 82.1 282.14 22.06 0.98 -1.02 3.01 -9.25 0.03