Star • GDR1 2163082625621704320

Cluster
North America
Proposed Clusters
Alternate Names
2MASS J20544746+4450463
BD+44 3627
PSO J205447.451+445046.433
BD+44d3627
GDR1 2163082625621704320
WISEA J205447.45+445046.4
GDR2 2163082625621704320
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name North America [char] straizys1999
ra 20 54 47.4627 h m s gaiacollaboration2016
dec +44 50 46.4014 d m s gaiacollaboration2016
ra_deg 313.69776145 deg gaiacollaboration2016
dec_deg 44.84622262 deg gaiacollaboration2016
pm_ra -5.36 0.048 mas/yr gaiacollaboration2018
pm_dec -5.923 0.051 mas/yr gaiacollaboration2018
plx 0.7653 0.0278 mas gaiacollaboration2018
st_dist 1306.6771 47.4659 pc gaiacollaboration2018
spt B8 [char] straizys1999
spt_num 18.0 [decimal allowed] straizys1999
spt_lit B8 V [char] straizys1999
g_sloan 9.946 mag flewelling2016
r_sloan 9.454 mag flewelling2016
i_sloan 9.159 mag flewelling2016
z_sloan 8.937 mag flewelling2016
y_opt 8.946 mag (AB) flewelling2016
gaia_g 9.5378 0.0003 mag gaiacollaboration2018
gaia_bp 10.0401 0.001 mag gaiacollaboration2018
gaia_rp 8.8842 0.0012 mag gaiacollaboration2018
tm_J 7.961 0.027 mag cutri2003
tm_H 7.761 0.055 mag cutri2003
tm_K 7.63 0.027 mag cutri2003
tm_flags "AAA,0" [char] cutri2003

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown gaiacollaboration2016
mem_num ([integer])
Value Error Ref.
0 gaiacollaboration2016
Motion
pm_ra (mas/yr)
Value Error Ref.
-4.701 1.16 gaiacollaboration2016
pm_dec (mas/yr)
Value Error Ref.
-6.274 0.863 gaiacollaboration2016
plx (mas)
Value Error Ref.
0.75 0.403 gaiacollaboration2016
st_dist (pc)
Value Error Ref.
1333.33 716.444 gaiacollaboration2016
ObsProp
spt ([char])
Value Error Ref.
B2 skiffBMK
spt_num ([decimal allowed])
Value Error Ref.
12.0 skiffBMK
spt_lit ([char])
Value Error Ref.
B2III skiffBMK
Derived Stellar Properties
Teff (K)
Value Error Ref.
4924.33 209.845 gaiacollaboration2018
L_star (Lsun)
Value Error Ref.
218.6 13.0555 gaiacollaboration2018
R_star (Rsun)
Value Error Ref.
20.31 1.625 gaiacollaboration2018
Optical Photometry
gaia_g (mag)
Value Error Ref.
9.456 gaiacollaboration2016
Coordinates
ra (h m s)
Value Error Ref.
20 54 47.463 cutri2003
20 54 47.463 flewelling2016
20 54 47.468 straizys1999
20 54 47.470 skiffBMK
20 54 47.463 gaiacollaboration2016
20 54 47.463 gaiacollaboration2018
dec (d m s)
Value Error Ref.
+44 50 46.40 cutri2003
+44 50 46.40 flewelling2016
+44 50 46.17 straizys1999
+44 50 46.50 skiffBMK
+44 50 46.40 gaiacollaboration2016
+44 50 46.40 gaiacollaboration2018
ra_deg (deg)
Value Error Ref.
313.697762 60.0 cutri2003
313.6977625 1.0 flewelling2016
313.697784 straizys1999
313.69779 skiffBMK
313.69776145 0.17 gaiacollaboration2016
313.69776049 0.022 gaiacollaboration2018
dec_deg (deg)
Value Error Ref.
44.846222 60.0 cutri2003
44.84622222 1.0 flewelling2016
44.846157 straizys1999
44.84625 skiffBMK
44.84622262 0.222 gaiacollaboration2016
44.84622181 0.0259 gaiacollaboration2018