HSC 1757

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.33 1.0 0.75 0.33 0.0
C3
N_50
r_50
BA 33 1.2
Summary

HSC 1757 is a poorly populated, very dense object of high C3 quality. It is located at a large distance from the Sun, well below the mid-plane. It was recently reported in the literature.

Warning: This is very likely a duplicate object, which shares a large percentage of members with at least one previously reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 100.512 -12.954 0.16 0.112 1.366 50.318
Cavallo et al. (2024) 100.514 -12.959 0.157 – – –
Hunt & Reffert (2024) 100.512 -12.954 0.16 0.112 1.366 50.318
Hu & Soubiran (2025) 100.514 -12.959 – – – –
           
UCC 100.509 -12.962 0.157 0.123 1.393 50.317
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 1757 UCC
HSC 1757 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.547, diffAV50=0.987, MOD50=14.148, logAge50=9.226
Cavallo et al. (2024) AV50=0.98, dMod50=13.42, logAge50=9.42, [Fe/H]50=-0.27
Hunt & Reffert (2024) MassJ=436.936, MassTot=488.814
Hu & Soubiran (2025) MA22=-0.48, MA23f=-0.48, MA23g=-0.47, MZ23=-0.75, MK24=-0.4, MF24=-0.34

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
DC 1 100.0 100.5 -12.97 0.15 0.12 1.35 50.32 0.55