Trumpler 7
(Collinder 146; OCL 635; ESO 492 16; FSR 1288; MWSC 1229; FoF 51)
Summary
Trumpler 7 is a rich, very dense object of high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 111.842 | -23.95 | – | – | – | – |
| Dias et al. (2002) | 111.842 | -23.95 | – | -2.99 | 2.64 | 32.87 |
| Piskunov et al. (2008) | 111.832 | -23.951 | – | – | – | – |
| Kharchenko et al. (2012) | 111.825 | -23.96 | – | -4.1 | 4.19 | – |
| Loktin & Popova (2017) | 111.84 | -23.95 | – | -3.512 | 2.873 | 32.9 |
| Cantat-Gaudin et al. (2018) | 111.849 | -23.949 | 0.554 | -2.484 | 3.329 | – |
| Bica et al. (2019) | 111.841 | -23.946 | – | – | – | – |
| Bossini et al. (2019) | 111.849 | -23.949 | – | – | – | – |
| Liu & Pang (2019) | 111.844 | -23.945 | 0.563 | -2.474 | 3.332 | – |
| Cantat-Gaudin et al. (2020) | 111.849 | -23.949 | 0.554 | -2.484 | 3.329 | – |
| Dias et al. (2021) | 111.851 | -23.951 | 0.557 | -2.501 | 3.322 | – |
| Rain et al. (2021) | 111.849 | -23.949 | 0.554 | -2.484 | 3.329 | – |
| Jaehnig et al. (2021) | 111.845 | -23.947 | 0.596 | -2.485 | 3.342 | – |
| Hunt & Reffert (2023) | 111.844 | -23.951 | 0.577 | -2.474 | 3.361 | 12.507 |
| Cavallo et al. (2024) | 111.846 | -23.961 | 0.578 | – | – | – |
| Hunt & Reffert (2024) | 111.844 | -23.951 | 0.577 | -2.474 | 3.361 | 12.507 |
| Almeida et al. (2025) | 111.851 | -23.951 | – | – | – | – |
| UCC | 111.848 | -23.952 | 0.576 | -2.472 | 3.362 | 28.547 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.277, DM0=10.65, log_age_=7.05 |
| Dias et al. (2002) | E(B-V)=0.266, Dist=1474.0, Age=7.43 |
| Piskunov et al. (2008) | E(B-V)=0.27, Dist=1474, logt=7.72, logMA=2.446 |
| Kharchenko et al. (2012) | e_bv=0.312, distance=1659, log_age=8.0 |
| Loktin & Popova (2017) | E(B-V)=0.259, Dist=1504, logt=7.48 |
| Cantat-Gaudin et al. (2018) | dmode=1714.3 |
| Bossini et al. (2019) | AV=0.841, Dist=11.172, logA=7.692, Fe/H=0.0 |
| Liu & Pang (2019) | Age=0.032, Z=-0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.78, DistPc=1712.0, AgeNN=7.82 |
| Dias et al. (2021) | Av=1.027, Dist=1546, logage=8.185, [Fe/H]=-0.1 |
| Rain et al. (2021) | E(B-V)=0.27, Dist=1714.3, log(Age)=7.69, NBSS=0 |
| Jaehnig et al. (2021) | dmode=1.696 |
| Hunt & Reffert (2023) | AV50=0.773, diffAV50=1.275, MOD50=11.019, logAge50=8.053 |
| Cavallo et al. (2024) | AV50=0.74, dMod50=11.09, logAge50=8.38, [Fe/H]50=0.3 |
| Hunt & Reffert (2024) | MassJ=838.352, MassTot=838.352 |
| Almeida et al. (2025) | AV=1.027, Dist=1546, logAge=8.185, MassRk=412.8 |
Search coordinates in Bayestar19