Basel 11a
(OCL 584.1; MWSC 1162; FoF 2084)
Summary
Basel 11a is a rich, very dense object of high C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 109.275 | -13.967 | – | -0.94 | 0.33 | – |
| Piskunov et al. (2008) | 109.269 | -13.963 | – | – | – | – |
| Kharchenko et al. (2012) | 109.278 | -13.982 | – | -1.09 | -0.68 | – |
| Loktin & Popova (2017) | 89.55 | 21.964 | – | 0.659 | -1.08 | – |
| Cantat-Gaudin et al. (2018) | 109.296 | -13.988 | 0.709 | -1.581 | 0.929 | – |
| Bica et al. (2019) | 109.315 | -13.962 | – | – | – | – |
| Soubiran et al. (2018) | 109.296 | -13.988 | – | – | – | 80.49 |
| Liu & Pang (2019) | 109.299 | -13.973 | 0.703 | -1.613 | 0.919 | – |
| Cantat-Gaudin et al. (2020) | 109.296 | -13.988 | 0.709 | -1.581 | 0.929 | – |
| Dias et al. (2021) | 109.303 | -13.981 | 0.71 | -1.584 | 0.935 | – |
| Hunt & Reffert (2023) | 109.293 | -13.983 | 0.715 | -1.605 | 0.976 | 31.379 |
| Cavallo et al. (2024) | 109.314 | -13.987 | 0.716 | – | – | – |
| Hunt & Reffert (2024) | 109.293 | -13.983 | 0.715 | -1.605 | 0.976 | 31.379 |
| Almeida et al. (2025) | 109.303 | -13.981 | – | – | – | – |
| UCC | 109.301 | -13.99 | 0.718 | -1.596 | 0.964 | 25.779 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.0, Dist=1520.0, Age=8.3 |
| Piskunov et al. (2008) | E(B-V)=0.18, Dist=1500, logt=7.42, logMA=2.302 |
| Kharchenko et al. (2012) | e_bv=0.208, distance=1537, log_age=7.42 |
| Loktin & Popova (2017) | E(B-V)=0.353, Dist=2148, logt=8.74 |
| Cantat-Gaudin et al. (2018) | dmode=1354.0 |
| Soubiran et al. (2018) | dmode=1354.0 |
| Liu & Pang (2019) | Age=0.04, Z=0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.33, DistPc=1363.0, AgeNN=7.98 |
| Dias et al. (2021) | Av=0.645, Dist=1363, logage=7.905, [Fe/H]=-0.041 |
| Tarricq et al. (2022) | Dist=1318, logAgeNN=8.0 |
| Hunt & Reffert (2023) | AV50=0.267, diffAV50=0.842, MOD50=10.583, logAge50=8.131 |
| Cavallo et al. (2024) | AV50=0.49, dMod50=10.64, logAge50=7.98, [Fe/H]50=0.13 |
| Hunt & Reffert (2024) | MassJ=425.497, MassTot=425.497 |
| Almeida et al. (2025) | AV=0.645, Dist=1363, logAge=7.905, MassRk=305.3 |
Search coordinates in Bayestar19