Star • GDR1 5836666560185012352

Cluster: eps Cha

Proposed Clusters

Alternate Names: [FLG2003] 6; 2MASS J12000829-7811395; [GWT2004] HD 104237-5; [FLG2003] eps Cha 6; GDR2 5836666560185012352; HD 104237D; GDR1 5836666560185012352

SIP Output

Aladin

Fiducial Data

Parameter	Value	Error	Unit	Reference
cluster_name	eps Cha		[char]	fang2013
mem_num	4		[integer]	fang2013
ra	12 00 08.0717		h m s	gaiacollaboration2016
dec	-78 11 39.4144		d m s	gaiacollaboration2016
ra_deg	180.03363205		deg	gaiacollaboration2016
dec_deg	-78.19428177		deg	gaiacollaboration2016
pm_ra	-38.869	0.132	mas/yr	gaiacollaboration2018
pm_dec	-3.195	0.098	mas/yr	gaiacollaboration2018
plx	9.8851	0.0612	mas	gaiacollaboration2018
st_dist	101.1624	0.6263	pc	gaiacollaboration2018
spt	M3.5		[char]	murphy2013
spt_num	63.5		[decimal allowed]	murphy2013
spt_lit	M3.5		[char]	murphy2013
H_alpha	-3.9		0.1nm	feigelson2003
LiI_6708	0.6		0.1nm	feigelson2003
Av	0.382	0.52	mag	YSOPY
Teff	3260.0	91.8	K	YSOPY
log_Teff	3.513	0.01	log K	YSOPY
L_star	0.175	0.03	Lsun	YSOPY
log_L_star	-0.757	0.15	log Lsun	YSOPY
R_star	0.002		Rsun	YSOPY
M_star	0.196	0.05	Msun	YSOPY
log_M_star	-0.707	0.17	log Msun	YSOPY
age_star	1.41	0.69	Myr	YSOPY
log_age_star	6.149	0.31	log yr	YSOPY
disk_desc	WTTS		[char]	feigelson2003
V	14.28		mag	feigelson2003
Rc	13.09		mag	feigelson2003
Ic	11.62		mag	feigelson2003
gaia_g	13.0206	0.0015	mag	gaiacollaboration2018
gaia_bp	14.4409	0.0083	mag	gaiacollaboration2018
gaia_rp	11.8225	0.0063	mag	gaiacollaboration2018
tm_J	9.615	0.058	mag	cutri2003
tm_H	8.744	0.108	mag	cutri2003
tm_K	8.124	0.206	mag	cutri2003
tm_flags	"AAC,0"		[char]	cutri2003

Non Fiducial Data

Membership

cluster_name ([char])
Value	Error	Ref.
unknown		gaiacollaboration2016
eps Cha		murphy2013
eps Cha		lyo2008
eps Cha		luhman2004
eps Cha		feigelson2003

mem_num ([integer])
Value	Error	Ref.
0		gaiacollaboration2016
4		feigelson2003

mem_method ([char])
Value	Error	Ref.
x, Li		luhman2004

ObsProp

spt ([char])
Value	Error	Ref.
M3.2		lyo2008
M3.5		luhman2004
M3		feigelson2003

spt_num ([decimal allowed])
Value	Error	Ref.
63.2		lyo2008
63.5	0.25	luhman2004
63.0		feigelson2003

spt_lit ([char])
Value	Error	Ref.
M3.2		lyo2008
M3.5		luhman2004
M3		feigelson2003
M2/3Ve		skiffBMK

Derived Stellar Properties

Av (mag)
Value	Error	Ref.
0.0		fang2013
0.0		murphy2013

Teff (K)
Value	Error	Ref.
3343.0		murphy2013
3342.0		luhman2004
3846.68	839.64	gaiacollaboration2018

log_Teff (log K)
Value	Error	Ref.
3.52		murphy2013
3.52		luhman2004

L_star (Lsun)
Value	Error	Ref.
0.12		fang2013
0.11		murphy2013
0.15		luhman2004

log_L_star (log Lsun)
Value	Error	Ref.
-0.9208		fang2013
-0.9586		murphy2013
-0.8239		luhman2004

M_star (Msun)
Value	Error	Ref.
0.29		fang2013

log_M_star (log Msun)
Value	Error	Ref.
-0.5376		fang2013

age_star (Myr)
Value	Error	Ref.
3.0		fang2013
3.3		murphy2013

log_age_star (log yr)
Value	Error	Ref.
6.48		fang2013
6.519		murphy2013

Optical Photometry

gaia_g (mag)
Value	Error	Ref.
12.81		gaiacollaboration2016

Coordinates

ra (h m s)
Value	Error	Ref.
12 00 08.299		cutri2003
12 00 08.072		gaiacollaboration2016
12 00 08.30		fang2013
12 00 08.3		murphy2013
12 00 08.399		lyo2008
12 00 08.30		luhman2004
12 00 08.3		feigelson2003
12 00 08.299		skiffBMK
12 00 08.065		gaiacollaboration2018

dec (d m s)
Value	Error	Ref.
-78 11 39.56		cutri2003
-78 11 39.41		gaiacollaboration2016
-78 11 39.6		fang2013
-78 11 39.6		murphy2013
-78 11 39.56		lyo2008
-78 11 39.6		luhman2004
-78 11 39.5		feigelson2003
-78 11 39.59		skiffBMK
-78 11 39.42		gaiacollaboration2018

ra_deg (deg)
Value	Error	Ref.
180.034579	70.0	cutri2003
180.03363205	0.251	gaiacollaboration2016
180.03458333		fang2013
180.03458333		murphy2013
180.03499583		lyo2008
180.03458333		luhman2004
180.03458333		feigelson2003
180.03458		skiffBMK
180.03360538	0.0598	gaiacollaboration2018

dec_deg (deg)
Value	Error	Ref.
-78.194321	130.0	cutri2003
-78.19428177	0.127	gaiacollaboration2016
-78.19433333		fang2013
-78.19433333		murphy2013
-78.19432222		lyo2008
-78.19433333		luhman2004
-78.19430556		feigelson2003
-78.19433		skiffBMK
-78.19428203	0.0518	gaiacollaboration2018