Alessi 5
(MWSC 1844; FoF 2407; OCSN 138)
Summary
Alessi 5 is a very 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.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 160.783 | -61.167 | – | -14.33 | 4.4 | 18.0 |
| Alessi et al. (2003) | 160.725 | -61.2 | – | -14.3 | 4.4 | – |
| Kharchenko et al. (2005) | 160.78 | -61.17 | – | -14.56 | 3.77 | 12.8 |
| Piskunov et al. (2007) | 160.777 | -61.165 | – | – | – | – |
| Kharchenko et al. (2007) | 160.78 | -61.17 | – | 0.3 | – | 12.8 |
| Piskunov et al. (2008) | 160.777 | -61.165 | – | – | – | – |
| Kharchenko et al. (2013) | 160.83 | -61.17 | – | -12.5 | 2.42 | 8.2 |
| Kharchenko et al. (2016) | 160.824 | -61.166 | – | – | – | – |
| Loktin & Popova (2017) | 160.785 | -61.167 | – | -14.33 | 4.4 | 8.2 |
| Cantat-Gaudin et al. (2018) | 160.819 | -61.081 | 2.501 | -15.411 | 2.503 | – |
| Bica et al. (2019) | 160.777 | -61.165 | – | – | – | – |
| Soubiran et al. (2018) | 160.819 | -61.081 | – | – | – | 12.49 |
| Bossini et al. (2019) | 160.819 | -61.081 | – | – | – | – |
| Liu & Pang (2019) | 160.691 | -61.076 | 2.494 | -15.354 | 2.569 | – |
| Cantat-Gaudin et al. (2020) | 160.819 | -61.081 | 2.501 | -15.411 | 2.503 | – |
| Dias et al. (2021) | 160.621 | -61.118 | 2.492 | -15.363 | 2.537 | 11.504 |
| He et al. (2022) | 160.7 | -61.029 | 2.502 | -15.453 | 2.556 | – |
| Just et al. (2023) | 160.824 | -61.166 | – | – | – | – |
| Qin et al. (2023) | 160.87 | -61.09 | 2.5 | -15.36 | 2.52 | 9.65 |
| Hunt & Reffert (2023) | 160.902 | -61.111 | 2.497 | -15.4 | 2.544 | 13.41 |
| Cavallo et al. (2024) | 160.827 | -61.086 | 2.509 | – | – | – |
| Hunt & Reffert (2024) | 160.902 | -61.111 | 2.497 | -15.4 | 2.544 | 13.41 |
| Alfonso et al. (2024) | 160.904 | -61.086 | 2.484 | -15.376 | 2.542 | – |
| Almeida et al. (2025) | 160.621 | -61.118 | – | – | – | – |
| UCC | 160.833 | -61.089 | 2.508 | -15.386 | 2.526 | 10.065 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.15, Dist=398.0, Age=7.6, [Fe/H]=-0.382 |
| Alessi et al. (2003) | E(B-V)=0.15, d_pc=400.0, logt=7.6 |
| Kharchenko et al. (2005) | E(B-V)=0.15, Dist=398, logt=7.71 |
| Piskunov et al. (2007) | E(B-V)=0.15, Dist=398, logt=7.71, logM=0.973 |
| Piskunov et al. (2008) | E(B-V)=0.15, Dist=398, logt=7.71, logM=1.26, logMA=1.568 |
| Kharchenko et al. (2013) | E(B-V)=0.208, d=384.0, logt=7.765, [Fe/H]=-0.382 |
| Kharchenko et al. (2016) | E(B-V)=0.208, d=384.0, logt=7.765 |
| Loktin & Popova (2017) | E(B-V)=0.15, Dist=422, logt=7.6 |
| Cantat-Gaudin et al. (2018) | dmode=395.3 |
| Soubiran et al. (2018) | dmode=395.3 |
| Bossini et al. (2019) | AV=0.592, Dist=7.721, logA=7.723, Fe/H=-0.133 |
| Liu & Pang (2019) | Age=0.034, Z=-0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.62, DistPc=424.0, AgeNN=7.83 |
| Dias et al. (2021) | Av=0.404, Dist=395, logage=7.785, [Fe/H]=0.064 |
| Tarricq et al. (2022) | Dist=419, logAgeNN=7.83 |
| He et al. (2022) | A0=0.5, logAge=7.6 |
| Just et al. (2023) | logt=7.765, logmt=1.255 |
| Qin et al. (2023) | E(B-V)=0.19, m-M=8.42, logt=7.75 |
| Hunt & Reffert (2023) | AV50=0.403, diffAV50=0.728, MOD50=7.909, logAge50=7.751 |
| Cavallo et al. (2024) | AV50=0.85, dMod50=8.07, logAge50=7.41, [Fe/H]50=0.13 |
| Hunt & Reffert (2024) | MassJ=684.436, MassTot=657.867 |
| Alfonso et al. (2024) | AV=0.61724, MOD=8.14063, logAge=7.68964, Z=0.06324 |
| Almeida et al. (2025) | AV=0.404, Dist=395, logAge=7.785, MassRk=408.3 |
Search coordinates in Bayestar19