CWNU 1897

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.3 0.72 0.38 0.42 1.0
C3
N_50
r_50
CB 30 3.7
Summary

CWNU 1897 is a poorly populated, moderately dense object of low C3 quality. It is located at a moderate distance from the Sun, above the mid-plane. It was recently reported in the literature.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
He et al. (2023) 123.338 -27.645 0.388 -3.736 2.518 41.49
Hunt & Reffert (2023) 123.305 -27.606 0.341 -3.747 2.559 49.442
Cavallo et al. (2024) 123.308 -27.615 0.337 – – –
Hunt & Reffert (2024) 123.305 -27.606 0.341 -3.747 2.559 49.442
Hu & Soubiran (2025) 123.308 -27.615 – – – –
           
UCC 123.313 -27.612 0.372 -3.737 2.529 51.632
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

CWNU 1897 UCC
CWNU 1897 HUNT23

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Fundamental parameters

Reference Values
He et al. (2023) A0=0.4, m-M=12.2, logAge=8.85
Hunt & Reffert (2023) AV50=0.139, diffAV50=1.036, MOD50=12.093, logAge50=9.198
Cavallo et al. (2024) AV50=0.77, dMod50=11.74, logAge50=9.15, [Fe/H]50=-0.71
Hunt & Reffert (2024) MassJ=236.220, MassTot=280.517
Hu & Soubiran (2025) MA22=-0.2, MA23f=-0.32, MA23g=-0.25, MZ23=-0.35, MK24=-0.3, MF24=-0.22

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Cluster region map