Trumpler 3
(Collinder 36; Harvard 1; OCL 366; MWSC 262; FoF 2355)
Summary
Trumpler 3 is a very rich, very dense object of very high C3 quality. It is located at a close distance from the Sun, above 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) | 47.95 | 63.25 | – | -2.88 | -0.7 | -8.58 |
| Piskunov et al. (2007) | 47.952 | 63.186 | – | – | – | – |
| Piskunov et al. (2008) | 47.952 | 63.186 | – | – | – | – |
| Kharchenko et al. (2012) | 48.053 | 63.15 | – | -1.8 | 1.6 | – |
| Cantat-Gaudin et al. (2018) | 48.004 | 63.218 | 1.461 | -3.354 | -0.112 | – |
| Bica et al. (2019) | 48.016 | 63.157 | – | – | – | – |
| Soubiran et al. (2018) | 48.004 | 63.218 | – | – | – | -19.46 |
| Liu & Pang (2019) | 48.032 | 63.233 | 1.459 | -3.305 | -0.096 | – |
| Donor et al. (2020) | 48.053 | 63.15 | – | 1.0 | -1.05 | -10.1 |
| Cantat-Gaudin et al. (2020) | 48.004 | 63.218 | 1.461 | -3.354 | -0.112 | – |
| Dias et al. (2021) | 48.017 | 63.22 | 1.454 | -3.351 | -0.127 | -22.273 |
| He et al. (2022) | 47.988 | 63.228 | 1.479 | -3.405 | -0.153 | – |
| Hunt & Reffert (2023) | 48.005 | 63.207 | 1.491 | -3.394 | -0.151 | -22.029 |
| Cavallo et al. (2024) | 48.066 | 63.218 | 1.479 | – | – | – |
| Hunt & Reffert (2024) | 48.005 | 63.207 | 1.491 | -3.394 | -0.151 | -22.029 |
| Alfonso et al. (2024) | 48.004 | 63.22 | 1.458 | -3.411 | -0.154 | – |
| Almeida et al. (2025) | 48.017 | 63.22 | – | – | – | – |
| UCC | 47.997 | 63.199 | 1.479 | -3.398 | -0.153 | -22.375 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.19, Dist=460.0, Age=8.3 |
| Piskunov et al. (2007) | E(B-V)=0.22, Dist=450, logt=8.34, logM=2.13 |
| Piskunov et al. (2008) | E(B-V)=0.22, Dist=450, logt=8.34, logM=2.455, logMA=2.204 |
| Kharchenko et al. (2012) | e_bv=0.221, distance=620, log_age=8.005 |
| Cantat-Gaudin et al. (2018) | dmode=671.3 |
| Soubiran et al. (2018) | dmode=671.3 |
| Liu & Pang (2019) | Age=0.38, Z=0.25 |
| Donor et al. (2020) | Fe/H=0.14 |
| Cantat-Gaudin et al. (2020) | AVNN=0.69, DistPc=693.0, AgeNN=7.67 |
| Dias et al. (2021) | Av=1.247, Dist=646, logage=7.628, [Fe/H]=-0.21 |
| He et al. (2022) | A0=1.15, logAge=7.6 |
| Hunt & Reffert (2023) | AV50=0.786, diffAV50=0.85, MOD50=9.052, logAge50=7.582 |
| Cavallo et al. (2024) | AV50=1.05, dMod50=9.22, logAge50=7.44, [Fe/H]50=-0.01 |
| Hunt & Reffert (2024) | MassJ=862.997, MassTot=1025.27 |
| Alfonso et al. (2024) | AV=0.69163, MOD=9.20769, logAge=7.51390, Z=-0.2078 |
| Almeida et al. (2025) | AV=1.247, Dist=646, logAge=7.628, MassRk=702.7 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| HSC 1119 | 3.2 | 48.0 | 63.2 | 1.63 | -3.5 | -0.02 | -25.92 | 0.0 |