Star • 2MASS J15550531-2117402

Cluster
Upper Sco
Proposed Clusters
Alternate Names
WISEA J155505.30-211740.5
USco J1555-2117
GDR2 6246590234760760704
2MASS J15550531-2117402
PSO J155505.308-211740.619
[LHJ2007] J155505.31-211740.4
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name Upper Sco [char] luhman2012
ra 15 55 05.3196 h m s cutri2003
dec -21 17 40.2972 d m s cutri2003
ra_deg 238.772165 deg cutri2003
dec_deg -21.294527 deg cutri2003
pm_ra -14.106 0.261 mas/yr gaiacollaboration2018
pm_dec -22.243 0.145 mas/yr gaiacollaboration2018
plx 6.9355 0.1314 mas gaiacollaboration2018
st_dist 144.1857 2.7317 pc gaiacollaboration2018
spt M5.0 [char] lodieu2006
spt_num 65.0 [decimal allowed] lodieu2006
spt_lit M5.0 [char] lodieu2006
H_alpha -13.0 0.1nm lodieu2006
NaI_8190 2.42 0.1nm lodieu2006
Av 0.267 0.49 mag YSOPY
Teff 2880.0 77.2 K YSOPY
log_Teff 3.459 0.01 log K YSOPY
L_star 0.033 0.0 Lsun YSOPY
log_L_star -1.484 0.11 log Lsun YSOPY
R_star 0.001 Rsun YSOPY
M_star 0.069 0.01 Msun YSOPY
log_M_star -1.162 0.1 log Msun YSOPY
age_star 3.264 2.25 Myr YSOPY
log_age_star 6.514 0.34 log yr YSOPY
g_sloan 18.896 0.017 mag flewelling2016
r_sloan 17.465 0.008 mag flewelling2016
i_sloan 15.517 0.002 mag flewelling2016
z_sloan 14.585 0.003 mag flewelling2016
y_opt 14.079 0.006 mag (AB) flewelling2016
gaia_g 16.2412 0.0008 mag gaiacollaboration2018
gaia_bp 18.4552 0.0172 mag gaiacollaboration2018
gaia_rp 14.846 0.0022 mag gaiacollaboration2018
tm_J 12.585 0.024 mag cutri2003
tm_H 11.918 0.027 mag cutri2003
tm_K 11.541 0.019 mag cutri2003
tm_flags "AAA,0" [char] cutri2003
Z 13.815 mag lodieu2006
Y 13.136 mag lodieu2006
J 12.503 mag lodieu2006
H 11.9 mag lodieu2006
K 11.534 mag lodieu2006
W_3p4 11.372 0.023 mag wright2010
W_4p6 11.142 0.021 mag wright2010
W_12 10.835 0.142 mag wright2010
W_22 8.74 mag wright2010
wise_flags "AABU,0000" [char] wright2010

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown cutri2003
Upper Sco lodieu2006
mem_num ([integer])
Value Error Ref.
0 cutri2003
4 lodieu2006
Motion
pm_ra (mas/yr)
Value Error Ref.
-14.154 lodieu2006
pm_dec (mas/yr)
Value Error Ref.
-18.444 lodieu2006
ObsProp
spt ([char])
Value Error Ref.
M5 skiffBMK
spt_num ([decimal allowed])
Value Error Ref.
65.0 skiffBMK
spt_lit ([char])
Value Error Ref.
M5Ve skiffBMK
Derived Stellar Properties
Teff (K)
Value Error Ref.
3464.0 148.07 gaiacollaboration2018
Coordinates
ra (h m s)
Value Error Ref.
15 55 05.320 cutri2003
15 55 05.309 wright2010
15 55 05.306 flewelling2016
15 55 05.309 luhman2012
15 55 05.31 lodieu2006
15 55 05.321 skiffBMK
15 55 05.303 gaiacollaboration2018
dec (d m s)
Value Error Ref.
-21 17 40.30 cutri2003
-21 17 40.59 wright2010
-21 17 40.72 flewelling2016
-21 17 40.20 luhman2012
-21 17 40.4 lodieu2006
-21 17 40.31 skiffBMK
-21 17 40.78 gaiacollaboration2018
ra_deg (deg)
Value Error Ref.
238.772165 60.0 cutri2003
238.77212 19.4714 wright2010
238.77210833 3.0 flewelling2016
238.77212 luhman2012
238.772125 lodieu2006
238.77217 skiffBMK
238.77209705 0.1191 gaiacollaboration2018
dec_deg (deg)
Value Error Ref.
-21.294527 60.0 cutri2003
-21.2946092 23.4949 wright2010
-21.29464444 5.0 flewelling2016
-21.2945 luhman2012
-21.29455556 lodieu2006
-21.29453 skiffBMK
-21.29466089 0.0536 gaiacollaboration2018