Collinder 291
(VDBH 172; NGC 5925; ESO 177 06; OCL 938; vdBergh-Hagen 172; MWSC 2293; FoF 1611)
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UTI:
UCC Trust Index
Collinder 291 is a very rich, very dense object of very high C3 quality. It is very well-studied in the literature. |
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| C3 | N_50 |
r_50 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AA | 568 | 8.2 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 231.858 | -54.528 | – | -1.86 | -3.8 | – |
| Kharchenko et al. (2012) | 231.893 | -54.517 | – | 0.48 | -3.72 | – |
| Bica et al. (2019) | 231.91 | -54.557 | – | – | – | – |
| Liu & Pang (2019) | 231.858 | -54.514 | 0.684 | -4.326 | -5.152 | – |
| Cantat-Gaudin et al. (2020) | 231.847 | -54.515 | 0.679 | -4.319 | -5.142 | – |
| Dias et al. (2021) | 231.835 | -54.507 | 0.679 | -4.32 | -5.145 | -37.37 |
| Tarricq et al. (2022) | 231.822 | -54.553 | 0.688 | -4.358 | -5.111 | – |
| Hunt & Reffert (2023) | 231.836 | -54.518 | 0.688 | -4.351 | -5.116 | -23.138 |
| Cavallo et al. (2024) | 231.861 | -54.512 | 0.689 | – | – | – |
| Hunt & Reffert (2024) | 231.836 | -54.518 | 0.688 | -4.351 | -5.116 | -23.138 |
| Hu & Soubiran (2025) | 231.861 | -54.512 | – | – | – | – |
| UCC | 231.846 | -54.521 | 0.686 | -4.348 | -5.119 | -20.011 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.06, Dist=1170.0, Age=9.2 |
| Kharchenko et al. (2012) | e_bv=0.75, distance=1555, log_age=8.25 |
| Liu & Pang (2019) | Age=0.562, Z=0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=1.34, DMNN=10.74, AgeNN=8.69 |
| Dias et al. (2021) | Av=1.611, Dist=1242, logage=8.694, [Fe/H]=0.137 |
| Tarricq et al. (2022) | Dist=1358, logAgeNN=8.72 |
| Hunt & Reffert (2023) | AV50=1.455, diffAV50=1.038, MOD50=10.655, logAge50=8.491 |
| Cavallo et al. (2024) | AV50=1.44, dMod50=10.67, logAge50=8.74, [Fe/H]50=0.4 |
| Hunt & Reffert (2024) | MassJ=2049.87 |
| Hu & Soubiran (2025) | MA22=-0.15, MA23f=-0.1, MA23g=0.17, MZ23=0.11, MK24=-0.04, MF24=-0.12 |
Search coordinates in Bayestar19