NGC 6997

(FoF 2227)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
1.0 1.0 0.75 0.86 1.0
C3
N_50
r_50
AB 601 11.2
Summary

NGC 6997 is a very rich, very dense object of high C3 quality. It is located at a close distance from the Sun, near the mid-plane. It is well-studied in the literature.

This object shares a large percentage of members with at least one entry reported in the same catalogue.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 314.125 44.65 – -3.89 -6.45 –
Loktin & Popova (2017) 314.13 44.65 – -1.982 -1.569 –
Cantat-Gaudin et al. (2018) 314.128 44.64 1.127 -4.275 -6.882 –
Soubiran et al. (2018) 314.128 44.64 – – – -19.61
Bossini et al. (2019) 314.128 44.64 – – – –
Liu & Pang (2019) 314.182 44.636 1.127 -4.302 -6.886 –
Cantat-Gaudin et al. (2020) 314.128 44.64 1.127 -4.275 -6.882 –
Dias et al. (2021) 314.142 44.632 1.128 -4.28 -6.849 -19.037
Tarricq et al. (2022) 314.137 44.608 1.134 -4.293 -6.918 –
He et al. (2022) 314.154 44.619 1.131 -4.293 -6.925 –
Alfonso et al. (2024) 314.161 44.624 1.101 -4.294 -6.924 –
Almeida et al. (2025) 314.142 44.632 – – – –
           
UCC 314.159 44.631 1.13 -4.293 -6.927 -20.009
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

NGC 6997 UCC
NGC 6997 CANTAT20

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.687, Dist=741.0, Age=8.9
Loktin & Popova (2017) E(B-V)=0.484, Dist=1531, logt=8.85
Cantat-Gaudin et al. (2018) dmode=865.3
Soubiran et al. (2018) dmode=865.3
Bossini et al. (2019) AV=1.643, Dist=10.193, logA=8.742, Fe/H=0.0
Liu & Pang (2019) Age=0.576, Z=0.5
Cantat-Gaudin et al. (2020) AVNN=1.43, DistPc=901.0, AgeNN=8.81
Dias et al. (2021) Av=1.985, Dist=863, logage=8.734, [Fe/H]=0.172
Tarricq et al. (2022) Dist=877, logAgeNN=8.81
He et al. (2022) A0=2.2, logAge=8.65
Alfonso et al. (2024) AV=1.42771, MOD=9.77060, logAge=8.71285, Z=0.17137
Almeida et al. (2025) AV=1.985, Dist=863, logAge=8.734, MassRk=400.1

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
NGC 6996 87.2 314.15 44.62 1.13 -4.3 -6.93 -20.11 0.72