HSC 1691

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.4 0.5 0.25 0.33 1.0
C3
N_50
r_50
CC 40 11.0
Summary

HSC 1691 is a poorly populated, moderately dense object of low C3 quality. It is located at a relatively close distance from the Sun, above the mid-plane. It was recently reported 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
Hunt & Reffert (2023) 106.077 0.035 0.776 -0.062 -1.805 -2.061
Cavallo et al. (2024) 106.039 -0.074 0.781 – – –
Hunt & Reffert (2024) 106.077 0.035 0.776 -0.062 -1.805 -2.061
Hu & Soubiran (2025) 106.039 -0.074 – – – –
           
UCC 106.053 -0.009 0.797 -0.068 -1.829 1.314
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 1691 UCC
HSC 1691 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.708, diffAV50=0.626, MOD50=10.359, logAge50=8.376
Cavallo et al. (2024) AV50=0.53, dMod50=10.6, logAge50=8.73, [Fe/H]50=0.45
Hunt & Reffert (2024) MassJ=150.436, MassTot=156.600
Hu & Soubiran (2025) MA22=-0.07, MA23f=-0.23, MZ23=-0.11, MK24=-0.11, MF24=-0.07

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3026 87.5 106.05 -0.06 0.8 -0.07 -1.82 -5.59 0.01