ASCC 100

(MWSC 3038)

UTI: UCC Trust Index C_N C_dens C_C3 C_lit C_dup 0.75 1.0 1.0 0.69 1.0
C3	N_50	r_50
AA	100	42.7

Summary

ASCC 100 is a rich, very dense object of very high C3 quality. It is located at a very close distance from the Sun, above the mid-plane. It is moderately studied in the literature.

This object shares a moderate percentage of members with 2 later reported entries.

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Dias et al. (2002)	285.404	33.57	–	2.29	-1.51	-25.96
Kharchenko et al. (2005)	285.4	33.57	–	2.29	-1.51	-22.89
Kharchenko et al. (2007)	285.4	33.57	–	0.31	–	-22.9
Piskunov et al. (2008)	285.393	33.567	–	–	–	–
Kharchenko et al. (2013)	285.405	33.575	–	2.2	-2.0	-25.6
Kharchenko et al. (2016)	285.401	33.573	–	–	–	–
Bica et al. (2019)	285.409	33.571	–	–	–	–
Just et al. (2023)	285.401	33.573	–	–	–	–
Hunt & Reffert (2023)	285.403	33.601	2.751	1.732	-3.451	-13.846
Cavallo et al. (2024)	284.63	32.437	2.749	–	–	–
Zhang et al. (2024)	285.403	33.601	–	–	–	–
UCC	285.272	32.954	2.798	1.954	-3.312	-16.067

Galactocentric position

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

1 2

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Fundamental parameters

Reference	Values
Dias et al. (2002)	E(B-V)=0.02, Dist=350.0, Age=8.01
Kharchenko et al. (2005)	E(B-V)=0.02, Dist=350, logt=8.01
Piskunov et al. (2008)	E(B-V)=0.02, Dist=350, logt=8.01, logMA=1.271
Kharchenko et al. (2013)	E(B-V)=0.021, d=350.0, logt=7.95
Kharchenko et al. (2016)	E(B-V)=0.021, d=350.0, logt=7.95
Just et al. (2023)	logt=7.95, logmt=1.068
Hunt & Reffert (2023)	AV50=0.229, diffAV50=0.658, MOD50=7.742, logAge50=7.812
Cavallo et al. (2024)	AV50=0.46, dMod50=7.86, logAge50=7.21, [Fe/H]50=0.06
Zhang et al. (2024)	[Fe/H]ANN=-0.0166, [Fe/H]MCMC=-0.0001

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OCSN 16	46.0	283.65	32.19	2.7	1.17	-3.57	-15.94	0.45
OCSN 296	45.0	285.4	33.47	2.82	2.08	-3.24	-16.23	0.02