IC 2948

(MWSC 1961)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.79 1.0 1.0 0.79 0.03
C3
N_50
r_50
AA 195 3.9
Summary

IC 2948 is a rich, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is well-studied in the literature.

Warning: This is very likely a duplicate object, which shares a large percentage of members with at least one previously reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Kharchenko et al. (2005) 174.84 -63.48 – -4.58 -0.35 0.0
Kharchenko et al. (2007) 174.84 -63.47 – 0.08 – 0.0
Piskunov et al. (2008) 174.845 -63.475 – – – –
Kharchenko et al. (2013) 174.802 -63.51 – -4.46 -1.13 -0.3
Kharchenko et al. (2016) 174.795 -63.506 – – – –
Cantat-Gaudin et al. (2018) 174.822 -63.44 0.388 -5.968 0.647 –
Cantat-Gaudin et al. (2020) 174.822 -63.44 0.388 -5.968 0.647 –
Dias et al. (2021) 174.797 -63.445 0.387 -5.981 0.644 –
Just et al. (2023) 174.795 -63.506 – – – –
Hunt & Reffert (2023) 174.911 -63.472 0.403 -5.917 0.686 6.018
Cavallo et al. (2024) 174.919 -63.464 0.403 – – –
Hunt & Reffert (2024) 174.911 -63.472 0.403 -5.917 0.686 6.018
Almeida et al. (2025) 174.797 -63.445 – – – –
           
UCC 174.88 -63.459 0.401 -5.955 0.65 -11.676
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

IC 2948 UCC
IC 2948 HUNT23
IC 2948 CANTAT20

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Fundamental parameters

Reference Values
Kharchenko et al. (2005) E(B-V)=0.3, Dist=2600, logt=6.75
Piskunov et al. (2008) E(B-V)=0.3, Dist=2600, logt=6.75, logMA=2.92
Kharchenko et al. (2013) E(B-V)=0.521, d=2796.0, logt=6.6
Kharchenko et al. (2016) E(B-V)=0.521, d=2796.0, logt=6.6
Cantat-Gaudin et al. (2018) dmode=2400.2
Cantat-Gaudin et al. (2020) AVNN=1.16, DistPc=2508.0, AgeNN=6.81
Dias et al. (2021) Av=1.304, Dist=2371, logage=6.87, [Fe/H]=0.026
Just et al. (2023) logt=6.6, logmt=3.133
Hunt & Reffert (2023) AV50=1.162, diffAV50=0.803, MOD50=11.766, logAge50=6.69
Cavallo et al. (2024) AV50=1.17, dMod50=11.44, logAge50=7.0, [Fe/H]50=-0.27
Hunt & Reffert (2024) MassJ=233.134, MassTot=233.134
Almeida et al. (2025) AV=1.304, Dist=2371, logAge=6.87, MassRk=426.1

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
VDBH 121 97.4 174.69 -63.4 0.4 -6.01 0.65 0.02 0.7
VVV 005 13.8 174.74 -63.47 0.4 -5.95 0.51 -45.44 0.0