Kharchenko 3
0.40
UTI
0.45
CN
0.65
Cdens
0.5
CC3
0.19
Clit
1.0
Cdup
Nm (P>50%)
45
Core radius and density
1.2 [pc], 3.2 [pc-2]
- CN 0.45 Poorly populated
- Cdens 0.65 Moderately dense
- CC3 0.5 Intermediate quality
- Clit 0.19 Rarely studied
- Cdup 1.0 Unique
đĨ Members
đ Colab
đŦ Bayestar19
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
Overview
Kharchenko 3 is a poorly populated, moderately dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, young cluster (see Parameters). It is rarely studied in the literature.
Note: This object shares a significant percentage of members with a later reported entry. See table with shared members information.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 275.759 | -14.644 | 0.347 | -0.797 | -2.501 | -14.706 |
| Hunt & Reffert | 2024 | 275.746 | -14.65 | 0.337 | -0.816 | -2.478 | -30.294 |
| Cavallo et al. | 2024 | 275.755 | -14.654 | 0.337 | â | â | â |
| Hunt & Reffert | 2023 | 275.746 | -14.65 | 0.337 | -0.816 | -2.478 | -30.294 |
| Dias et al. | 2018 | â | â | â | -0.68 | -1.65 | â |
| Sampedro et al. | 2017 | 275.696 | -14.633 | â | 1.4 | -0.87 | â |
| Dias et al. | 2014 | 275.696 | -14.633 | â | 1.8 | 0.06 | 21.0 |
| Morales et al. | 2013 | 275.696 | -14.633 | â | â | â | â |
| Dias et al. | 2002 | 275.696 | -14.633 | â | 1.8 | 0.06 | 21.0 |
đĄ Note: The UCC values are estimated from its identified members.
| Reference | Year | Dist [kpc] | Av [mag] | DAv [mag] | Age [Myr] | [Fe/H] [dex] | Mass [Msun] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 2.13 | 2.81 | 1.91 | 54 | -0.850 | 408 | â | â |
| Hunt & Reffert | 2024 | 2.65 | 2.81 | 1.91 | 54 | â | 408(1) | â | â |
| Cavallo et al. | 2024 | 1.95 | 3.08 | â | 39 | -0.850 | â | â | â |
| Hunt & Reffert | 2023 | 2.65 | 2.81 | 1.91 | 54 | â | â | â | â |
| Morales et al. | 2013 | 2.13 | â | â | 100 | â | â | â | â |
| Dias et al. | 2002 | 2.13 | 2.27 | â | 100 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Cavallo et al. (2024)
Silver sample.
Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.32 (50th percentile).
Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.32 (50th percentile).
Bica et al. (2019)
Web updates in DAML02, some were later removed (2003 to 2010).
Morales et al. (2013)
Classified as morphological type 'OC2' (totally exposed cluster without correlation with ATLASGAL emission). Morphological flag: one or a few submm emission within the cluster area.