Star • W31

Cluster
Oph
Proposed Clusters
Alternate Names
W31
PSO J160916.701-193641.001
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name Oph [char] chen1995
mem_num 4 [integer] chen1995
ra 16 09 16.6457 h m s chen1995
dec -19 36 36.135 d m s chen1995
ra_deg 242.31935694 deg chen1995
dec_deg -19.6100375 deg chen1995
U 15.62 mag chen1995
B 14.93 mag chen1995
V 13.47 mag chen1995
g_sloan 19.055 0.009 mag flewelling2016
r_sloan 18.501 0.005 mag flewelling2016
i_sloan 18.236 0.004 mag flewelling2016
z_sloan 18.109 0.006 mag flewelling2016
y_opt 18.002 0.03 mag (AB) flewelling2016
J 9.78 mag chen1995
H 9.0 mag chen1995
K 8.66 mag chen1995
L 8.23 mag chen1995

Non Fiducial Data

Coordinates
ra (h m s)
Value Error Ref.
16 09 16.704 flewelling2016
16 09 16.645 chen1995
dec (d m s)
Value Error Ref.
-19 36 41.01 flewelling2016
-19 36 35.62 chen1995
ra_deg (deg)
Value Error Ref.
242.3196 3.0 flewelling2016
242.31935469 chen1995
dec_deg (deg)
Value Error Ref.
-19.61139167 5.0 flewelling2016
-19.60989462 chen1995