VDBH 164
(vdBergh-Hagen 164; BH 164; Alessi 7; MWSC 2255; FoF 2403; OCSN 148)
Summary
VDBH 164 is a rich, very dense object of very high C3 quality. It is located at a very close distance from the Sun, near the mid-plane. It is very well-studied in the literature.
This object shares a very small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 222.058 | -66.337 | – | -7.38 | -10.89 | 16.8 |
| Piskunov et al. (2007) | 222.035 | -66.336 | – | – | – | – |
| Piskunov et al. (2008) | 222.035 | -66.336 | – | – | – | – |
| Kharchenko et al. (2012) | 221.91 | -66.39 | – | -5.9 | -9.0 | – |
| Loktin & Popova (2017) | 221.91 | -66.39 | – | -4.578 | -1.153 | 13.5 |
| Cantat-Gaudin et al. (2018) | 222.311 | -66.465 | 2.364 | -7.368 | -10.714 | – |
| Bica et al. (2019) | 222.057 | -66.331 | – | – | – | – |
| Soubiran et al. (2018) | 222.311 | -66.465 | – | – | – | -0.18 |
| Bossini et al. (2019) | 222.311 | -66.465 | – | – | – | – |
| Liu & Pang (2019) | 222.453 | -66.51 | 2.337 | -7.368 | -10.672 | – |
| Cantat-Gaudin et al. (2020) | 222.311 | -66.465 | 2.364 | -7.368 | -10.714 | – |
| Dias et al. (2021) | 222.226 | -66.438 | 2.355 | -7.398 | -10.677 | 0.046 |
| He et al. (2022) | 222.233 | -66.447 | 2.393 | -7.407 | -10.71 | – |
| Qin et al. (2023) | 222.19 | -66.41 | 2.39 | -7.44 | -10.75 | -0.66 |
| Hunt & Reffert (2023) | 222.324 | -66.392 | 2.375 | -7.437 | -10.696 | -2.753 |
| Cavallo et al. (2024) | 222.138 | -66.455 | 2.388 | – | – | – |
| Hunt & Reffert (2024) | 222.324 | -66.392 | 2.375 | -7.437 | -10.696 | -2.753 |
| Alfonso et al. (2024) | 222.082 | -66.497 | 2.36 | -7.477 | -10.665 | – |
| Almeida et al. (2025) | 222.226 | -66.438 | – | – | – | – |
| UCC | 222.202 | -66.442 | 2.377 | -7.423 | -10.698 | -1.125 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.13, Dist=440.0, Age=8.2 |
| Piskunov et al. (2007) | E(B-V)=0.13, Dist=550, logt=7.14, logM=2.02 |
| Piskunov et al. (2008) | E(B-V)=0.13, Dist=550, logt=7.14, logM=2.359, logMA=2.315 |
| Kharchenko et al. (2012) | e_bv=0.312, distance=501, log_age=7.1 |
| Loktin & Popova (2017) | E(B-V)=0.13, Dist=495, logt=8.2 |
| Cantat-Gaudin et al. (2018) | dmode=417.9 |
| Soubiran et al. (2018) | dmode=417.9 |
| Bossini et al. (2019) | AV=0.381, Dist=7.991, logA=7.81, Fe/H=0.0 |
| Liu & Pang (2019) | Age=0.038, Z=0.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.17, DistPc=438.0, AgeNN=7.51 |
| Dias et al. (2021) | Av=0.43, Dist=416, logage=7.666, [Fe/H]=0.134 |
| He et al. (2022) | A0=0.55, logAge=7.55 |
| Qin et al. (2023) | E(B-V)=0.13, m-M=8.4, logt=7.5 |
| Hunt & Reffert (2023) | AV50=0.203, diffAV50=0.687, MOD50=8.054, logAge50=7.268 |
| Cavallo et al. (2024) | AV50=0.75, dMod50=8.2, logAge50=7.1, [Fe/H]50=-0.13 |
| Hunt & Reffert (2024) | MassJ=425.103, MassTot=739.214 |
| Alfonso et al. (2024) | AV=0.17051, MOD=8.20925, logAge=7.46410, Z=0.13478 |
| Almeida et al. (2025) | AV=0.43, Dist=416, logAge=7.666, MassRk=236.4 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| HSC 2648 | 4.6 | 222.4 | -66.33 | 2.61 | -7.54 | -10.54 | -0.51 | 0.06 |