Collinder 55
(NGC 1662; OCL 470; MWSC 425; FoF 2368; OCSN 224)
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UTI:
UCC Trust Index
Collinder 55 is a relatively close, rich, very dense object of very high C3 quality. It is very well-studied in the literature. This object shares a small percentage of members with 2 later reported entries. |
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| C3 | N_50 |
r_50 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AA | 455 | 38.5 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 72.112 | 10.937 | – | 0.79 | -2.17 | -13.35 |
| Chen et al. (2003) | 72.126 | 10.934 | – | -2.44 | -2.83 | -13.9 |
| Kharchenko et al. (2012) | 72.112 | 10.925 | – | -2.5 | -2.67 | – |
| Loktin & Popova (2017) | 72.105 | 10.937 | – | 0.133 | -5.022 | -13.5 |
| Bica et al. (2019) | 72.119 | 10.935 | – | – | – | – |
| Bossini et al. (2019) | 72.198 | 10.882 | – | – | – | – |
| Liu & Pang (2019) | 72.225 | 10.993 | 2.401 | -1.124 | -1.958 | – |
| Cantat-Gaudin et al. (2020) | 72.198 | 10.882 | 2.4 | -1.128 | -1.962 | – |
| Dias et al. (2021) | 72.248 | 10.857 | 2.405 | -1.121 | -1.971 | -12.372 |
| Jaehnig et al. (2021) | 72.153 | 10.879 | 2.44 | -1.154 | -1.967 | – |
| He et al. (2022) | 72.166 | 10.911 | 2.437 | -1.138 | -1.976 | – |
| Tarricq et al. (2022) | 72.169 | 10.83 | 2.434 | -1.092 | -1.969 | – |
| Hunt & Reffert (2023) | 72.114 | 10.904 | 2.439 | -1.154 | -1.966 | -13.257 |
| Qin et al. (2023) | 72.16 | 10.89 | 2.43 | -1.1 | -1.98 | -13.73 |
| Alfonso et al. (2024) | 72.194 | 10.892 | 2.391 | -1.126 | -1.965 | – |
| Cavallo et al. (2024) | 72.239 | 10.923 | 2.437 | – | – | – |
| Hunt & Reffert (2024) | 72.114 | 10.904 | 2.439 | -1.154 | -1.966 | -13.257 |
| UCC | 72.194 | 10.889 | 2.434 | -1.149 | -1.976 | -13.155 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.304, Dist=437.0, Age=8.625, [Fe/H]=-0.095 |
| Chen et al. (2003) | E(B-V)=0.304, HDis=437, Age=0.42, [Fe/H]_1=-0.09, [Fe/H]_2=-0.09 |
| Kharchenko et al. (2012) | e_bv=0.3, distance=437, log_age=8.695, metallicity=-0.095 |
| Loktin & Popova (2017) | E(B-V)=0.305, Dmod=8.183, logt=8.618 |
| Bossini et al. (2019) | AV=0.615, Dist=7.84, logA=8.957, Fe/H=-0.11 |
| Liu & Pang (2019) | Age=0.295, Z=0.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.44, DMNN=8.16, AgeNN=8.89 |
| Dias et al. (2021) | Av=1.214, Dist=410, logage=8.771, [Fe/H]=-0.1 |
| He et al. (2022) | A0=1.45, logAge=8.45 |
| Tarricq et al. (2022) | Dist=423, logAgeNN=8.91 |
| Hunt & Reffert (2023) | AV50=0.928, diffAV50=1.412, MOD50=7.95, logAge50=8.538 |
| Qin et al. (2023) | E(B-V)=0.46, m-M=9.29, logt=8.5 |
| Alfonso et al. (2024) | AV=0.44124, MOD=8.15847, logAge=9.05306, Z=-0.0977 |
| Cavallo et al. (2024) | AV50=1.14, dMod50=8.1, logAge50=8.63, [Fe/H]50=0.35 |
| Hunt & Reffert (2024) | MassJ=494.881 |
Search coordinates in Bayestar19
Cluster region
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWWDL 14531 | 23.7 | 72.18 | 10.92 | 2.44 | -1.15 | -1.95 | -13.34 | 0.0 |
| LP 15 | 5.5 | 72.36 | 10.71 | 2.46 | -1.13 | -2.0 | -14.26 | 0.0 |