NGC 1557

(ESO 055 15)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.27 0.0 1.0 0.25 1.0
C3
N_50
r_50
AA 27 7.1
Summary

NGC 1557 is a poorly populated, very loose object of very high C3 quality. It is located at a very large distance from the Sun, well below the mid-plane. It is poorly studied in the literature, with no articles listed in the last 6 years.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 63.296 -70.472 – 2.86 5.71 4.96
Kharchenko et al. (2012) 63.285 -70.465 – 1.74 7.18 –
Bica et al. (2019) 63.301 -70.47 – – – –
           
UCC 63.158 -70.488 0.015 1.883 -0.434 270.978
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

NGC 1557 UCC

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.11, Dist=1055.0, Age=9.48
Kharchenko et al. (2012) e_bv=0.0, distance=1820, log_age=9.5

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Cluster region map