Star • GDR1 5836666560181202176

Cluster
eps Cha
Proposed Clusters
Alternate Names
[FLG2003] 5
HIP 58520
[FLG2003] eps Cha 5
HD 104237
GDR2 5836666564476158336
HD 104237A
2MASS J12000511-7811346
GDR1 5836666560181202176
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name eps Cha [char] fang2013
mem_num 4 [integer] fang2013
ra 12 00 04.8947 h m s gaiacollaboration2016
dec -78 11 34.6524 d m s gaiacollaboration2016
ra_deg 180.02039452 deg gaiacollaboration2016
dec_deg -78.192959 deg gaiacollaboration2016
pm_ra -39.312 0.113 mas/yr gaiacollaboration2018
pm_dec -6.212 0.083 mas/yr gaiacollaboration2018
plx 9.226 0.0582 mas gaiacollaboration2018
st_dist 108.3893 0.6837 pc gaiacollaboration2018
spt A7.75 [char] murphy2013
spt_num 27.75 [decimal allowed] murphy2013
spt_lit A7.75 [char] murphy2013
H_alpha -20.0 0.1nm feigelson2003
Uvel -11.6 km/s murphy2013
Vvel -20.1 km/s murphy2013
Wvel -10.9 km/s murphy2013
Av 0.0 mag YSOPY
Teff 7575.0 317.8 K YSOPY
log_Teff 3.879 0.02 log K YSOPY
disk_flag True [boolean] fang2013
disk_desc Disk [char] fang2013
acc_flag True [boolean] fang2013
Mdot 4.17e-07 Msun/yr fang2013
log_Mdot -6.379863945 log Msun/yr fang2013
gaia_g 6.5427 0.0018 mag gaiacollaboration2018
gaia_bp 6.7102 0.0061 mag gaiacollaboration2018
gaia_rp 6.3214 0.0071 mag gaiacollaboration2018
tm_J 5.813 0.023 mag cutri2003
tm_H 5.246 0.059 mag cutri2003
tm_K 4.585 0.018 mag cutri2003
tm_flags "AAA,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, plx, pm, e luhman2004
Motion
pm_ra (mas/yr)
Value Error Ref.
-38.968 0.029 gaiacollaboration2016
-36.9 1.4 fang2013
-39.02 0.4 vanleeuwen2007
pm_dec (mas/yr)
Value Error Ref.
-5.751 0.027 gaiacollaboration2016
-5.6 1.8 fang2013
-5.76 0.32 vanleeuwen2007
plx (mas)
Value Error Ref.
9.64 0.417 gaiacollaboration2016
8.72 0.36 vanleeuwen2007
st_dist (pc)
Value Error Ref.
103.73 4.487 gaiacollaboration2016
114.68 4.73 vanleeuwen2007
ObsProp
spt ([char])
Value Error Ref.
A4.5 lyo2008
A7.75 luhman2004
spt_num ([decimal allowed])
Value Error Ref.
24.5 lyo2008
27.75 luhman2004
spt_lit ([char])
Value Error Ref.
A4/5 lyo2008
A7.75 luhman2004
A5/7 skiffBMK
Derived Stellar Properties
Av (mag)
Value Error Ref.
0.91 fang2013
0.2 murphy2013
Teff (K)
Value Error Ref.
7648.0 murphy2013
7648.0 luhman2004
7253.0 199.415 gaiacollaboration2018
log_Teff (log K)
Value Error Ref.
3.88 murphy2013
3.88 luhman2004
L_star (Lsun)
Value Error Ref.
42.8 fang2013
38.6 murphy2013
29.0 luhman2004
20.895 0.178 gaiacollaboration2018
log_L_star (log Lsun)
Value Error Ref.
1.631 fang2013
1.587 murphy2013
1.46 luhman2004
R_star (Rsun)
Value Error Ref.
2.89 0.155 gaiacollaboration2018
M_star (Msun)
Value Error Ref.
2.53 fang2013
log_M_star (log Msun)
Value Error Ref.
0.4031 fang2013
age_star (Myr)
Value Error Ref.
3.2 fang2013
3.3 murphy2013
log_age_star (log yr)
Value Error Ref.
6.505 fang2013
6.519 murphy2013
Optical Photometry
gaia_g (mag)
Value Error Ref.
6.538 gaiacollaboration2016
Near-Infrared Photometry
tm_J (mag)
Value Error Ref.
5.81 feigelson2003
tm_H (mag)
Value Error Ref.
5.25 feigelson2003
tm_K (mag)
Value Error Ref.
4.59 feigelson2003
Coordinates
ra (h m s)
Value Error Ref.
12 00 05.115 cutri2003
12 00 04.895 gaiacollaboration2016
12 00 05.10 fang2013
12 00 05.1 murphy2013
12 00 05.100 lyo2008
12 00 05.12 luhman2004
12 00 05.1 feigelson2003
12 00 05.081 skiffBMK
12 00 05.196 vanleeuwen2007
12 00 04.889 gaiacollaboration2018
dec (d m s)
Value Error Ref.
-78 11 34.69 cutri2003
-78 11 34.65 gaiacollaboration2016
-78 11 34.7 fang2013
-78 11 34.6 murphy2013
-78 11 34.60 lyo2008
-78 11 34.7 luhman2004
-78 11 34.6 feigelson2003
-78 11 34.58 skiffBMK
-78 11 34.52 vanleeuwen2007
-78 11 34.66 gaiacollaboration2018
ra_deg (deg)
Value Error Ref.
180.021313 70.0 cutri2003
180.02039452 0.294 gaiacollaboration2016
180.02125 fang2013
180.02125 murphy2013
180.02125 lyo2008
180.02133333 luhman2004
180.02125 feigelson2003
180.02117 skiffBMK
180.02165092 0.32 vanleeuwen2007
180.02036881 0.0568 gaiacollaboration2018
dec_deg (deg)
Value Error Ref.
-78.19297 130.0 cutri2003
-78.192959 0.232 gaiacollaboration2016
-78.19297222 fang2013
-78.19294444 murphy2013
-78.19294444 lyo2008
-78.19297222 luhman2004
-78.19294444 feigelson2003
-78.19294 skiffBMK
-78.19292105 0.3 vanleeuwen2007
-78.19295987 0.0456 gaiacollaboration2018