Cluster • Ursa Major

Name: Ursa Major Moving Group

Alternate Names: Ursa Major Association; Ursa Major Supercluster; Sirius Supercluster

Cluster Data

Parameter

Value

Error

Unit

Reference

dist_mean

25.4

0.8

cl_size

1.2

rv_mean

-12.24

0.46

rv_disp

2.82

Non Fiducial Data

dist_mean (pc)
Value	Error	Ref.
25.2	0.3	mamajek2010
25.2	0.3	francis2012
25.4	0.8	gagne2018

cl_size (pc)
Value	Error	Ref.
1.2		gagne2018

rv_mean (km/s)
Value	Error	Ref.
0.0	3.0	gagne2018
-12.24	0.46	madsen2002

rv_disp (km/s)
Value	Error	Ref.
2.82		madsen2002

cl_notes ([char])
Value	Error	Ref.
astrometric rv		madsen2002