NGC 7538

(MWSC 3707)

Click to load Aladin Lite
0.25 UTI
0.0
CN
0.45
Cdens
0.62
CC3
0.1
Clit
1.0
Cdup
Nm (P>50%) 22
Core radius and density 1.4 [pc], 2.2 [pc-2]
C3 classification AC
  • CN 0.0 Sparse
  • Cdens 0.45 Loose
  • CC3 0.62 Intermediate quality
  • Clit 0.1 Rarely studied
  • Cdup 1.0 Unique
đŸ“Ĩ Members 📊 Colab đŸ”Ŧ Bayestar19 MOCAMOCA 🔍 CDS 🔍 Simbad 🔍 CDS (Îą, δ) 🔍 Simbad (Îą, δ)

Overview
ℹī¸
NGC 7538 is a sparse, loose object of intermediate C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by high extinction. It is catalogued as a very young cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.

Bica et al. (2003)
Classified as infrared cluster (IRC).

Data
🔍 Search references for NGC 7538 in: SciX Simbad
ℹī¸
Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC 99999– 348.413 61.494 0.327 -3.813 -2.299 –
Just et al. 2023 348.398 61.496 – – – –
Kharchenko et al. 2016 348.398 61.496 – – – –
Kharchenko et al. 2013 348.405 61.5 – -2.4 -2.67 -64.9
Kharchenko et al. 2012 348.405 61.5 – -2.4 -2.67 –
Bica et al. 2003 348.432 61.472 – – – –

💡 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 99999– 2.8 3.62 – 2 – 70 – –
Just et al. 2023 – – – 2 – 70 – –
Kharchenko et al. 2016 2.80 3.62 – 2 – – – –
Kharchenko et al. 2013 2.80 3.62 – 2 – – – –
Kharchenko et al. 2012 2.80 3.62 – 2 – – – –
Cluster % RA DEC Plx pmRA pmDE Rv UTI
BDSB 160 88.0 348.43 61.49 0.33 -3.83 -2.31 – 0.05

💡 Note: The % column shows the percentage of members that NGC 7538 shares with each listed object.

Visualization
ℹī¸
NGC 7538 UCC
Galactocentric position diagram