Star • GDR1 5224176392384786688

Cluster
eps Cha
Proposed Clusters
Alternate Names
[FLG2003] eps Cha 1
[FLG2003] 1
2MASS J11590798-7812322
GDR2 5224176396684045312
GDR1 5224176392384786688
CXOU J115908.2-781232
WISEA J115907.85-781232.0
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name eps Cha [char] fang2013
mem_num 4 [integer] fang2013
ra 11 59 07.7929 h m s gaiacollaboration2016
dec -78 12 32.1153 d m s gaiacollaboration2016
ra_deg 179.78247033 deg gaiacollaboration2016
dec_deg -78.20892092 deg gaiacollaboration2016
pm_ra -38.615 0.137 mas/yr gaiacollaboration2018
pm_dec -5.181 0.091 mas/yr gaiacollaboration2018
rv 15.1 0.2 km/s murphy2013
plx 9.425 0.0616 mas gaiacollaboration2018
st_dist 106.1008 0.6935 pc gaiacollaboration2018
spt M4.75 [char] murphy2013
spt_num 64.75 [decimal allowed] murphy2013
spt_lit M4.75 [char] murphy2013
H_alpha -5.0 1.0 0.1nm murphy2013
LiI_6708 0.65 0.05 0.1nm murphy2013
Uvel -10.2 km/s murphy2013
Vvel -22.4 km/s murphy2013
Wvel -5.1 km/s murphy2013
Av 0.026 0.43 mag YSOPY
Agaia 0.8982 0.45155 mag gaiacollaboration2018
Teff 2950.0 81.7 K YSOPY
log_Teff 3.47 0.01 log K YSOPY
L_star 0.024 0.0 Lsun YSOPY
log_L_star -1.628 0.02 log Lsun YSOPY
R_star 0.001 Rsun YSOPY
M_star 0.056 0.03 Msun YSOPY
log_M_star -1.255 0.37 log Msun YSOPY
age_star 4.734 1.06 Myr YSOPY
log_age_star 6.675 0.1 log yr YSOPY
disk_desc WTTS [char] feigelson2003
V 16.99 mag feigelson2003
Rc 15.57 mag feigelson2003
Ic 13.83 mag feigelson2003
gaia_g 15.2563 0.0006 mag gaiacollaboration2018
gaia_bp 17.1177 0.0097 mag gaiacollaboration2018
gaia_rp 13.9424 0.0021 mag gaiacollaboration2018
tm_J 12.013 0.024 mag cutri2003
tm_H 11.448 0.024 mag cutri2003
tm_K 11.171 0.025 mag cutri2003
tm_flags "AAA,0" [char] cutri2003
W_3p4 10.985 0.022 mag wright2010
W_4p6 10.758 0.02 mag wright2010
W_12 10.646 0.099 mag wright2010
W_22 8.904 mag wright2010
wise_flags "AAAU,hhdH" [char] wright2010

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown gaiacollaboration2016
eps Cha lyo2008
eps Cha luhman2004
eps Cha murphy2013
eps Cha feigelson2003
mem_num ([integer])
Value Error Ref.
0 gaiacollaboration2016
4 feigelson2003
mem_method ([char])
Value Error Ref.
Li, x, NaK luhman2004
Motion
pm_ra (mas/yr)
Value Error Ref.
-35.7 13.6 fang2013
pm_dec (mas/yr)
Value Error Ref.
-5.8 13.6 fang2013
st_dist (pc)
Value Error Ref.
165.0 murphy2013
ObsProp
spt ([char])
Value Error Ref.
M4.7 lyo2008
M4.75 luhman2004
M5 feigelson2003
M5 skiffBMK
spt_num ([decimal allowed])
Value Error Ref.
64.7 lyo2008
64.75 0.25 luhman2004
65.0 feigelson2003
65.0 skiffBMK
spt_lit ([char])
Value Error Ref.
M4.7 lyo2008
M4.75 luhman2004
M5 feigelson2003
M5Ve skiffBMK
H_alpha (0.1nm)
Value Error Ref.
-6.2 feigelson2003
LiI_6708 (0.1nm)
Value Error Ref.
0.9 feigelson2003
Derived Stellar Properties
Av (mag)
Value Error Ref.
0.0 murphy2013
0.0 fang2013
Teff (K)
Value Error Ref.
3161.0 luhman2004
3161.0 murphy2013
3770.21 469.89 gaiacollaboration2018
log_Teff (log K)
Value Error Ref.
3.5 luhman2004
3.5 murphy2013
L_star (Lsun)
Value Error Ref.
0.026 luhman2004
0.055 murphy2013
0.027 fang2013
log_L_star (log Lsun)
Value Error Ref.
-1.58503 luhman2004
-1.25964 murphy2013
-1.56864 fang2013
M_star (Msun)
Value Error Ref.
0.17 fang2013
log_M_star (log Msun)
Value Error Ref.
-0.7696 fang2013
age_star (Myr)
Value Error Ref.
3.7 murphy2013
9.6 fang2013
log_age_star (log yr)
Value Error Ref.
6.568 murphy2013
6.982 fang2013
Optical Photometry
gaia_g (mag)
Value Error Ref.
15.022 gaiacollaboration2016
Near-Infrared Photometry
tm_J (mag)
Value Error Ref.
12.01 feigelson2003
tm_H (mag)
Value Error Ref.
11.45 feigelson2003
tm_K (mag)
Value Error Ref.
11.17 feigelson2003
Coordinates
ra (h m s)
Value Error Ref.
11 59 07.980 cutri2003
11 59 07.793 gaiacollaboration2016
11 59 07.852 wright2010
11 59 08.2 lyo2008
11 59 07.98 luhman2004
11 59 08.0 murphy2013
11 59 08.0 feigelson2003
11 59 07.980 skiffBMK
11 59 08.00 fang2013
11 59 07.787 gaiacollaboration2018
dec (d m s)
Value Error Ref.
-78 12 32.21 cutri2003
-78 12 32.12 gaiacollaboration2016
-78 12 32.06 wright2010
-78 12 32 lyo2008
-78 12 32.2 luhman2004
-78 12 32.2 murphy2013
-78 12 32.2 feigelson2003
-78 12 32.18 skiffBMK
-78 12 32.2 fang2013
-78 12 32.12 gaiacollaboration2018
ra_deg (deg)
Value Error Ref.
179.783252 70.0 cutri2003
179.78247033 0.304 gaiacollaboration2016
179.7827176 30.6329 wright2010
179.78416667 lyo2008
179.78325 luhman2004
179.78333333 murphy2013
179.78333333 feigelson2003
179.78325 skiffBMK
179.78333333 fang2013
179.78244404 0.0625 gaiacollaboration2018
dec_deg (deg)
Value Error Ref.
-78.208946 130.0 cutri2003
-78.20892092 0.153 gaiacollaboration2016
-78.2089065 27.4748 wright2010
-78.20888889 lyo2008
-78.20894444 luhman2004
-78.20894444 murphy2013
-78.20894444 feigelson2003
-78.20894 skiffBMK
-78.20894444 fang2013
-78.20892153 0.0488 gaiacollaboration2018