11505+7029 CRB 190

 
 
11h 50m 28.93s +70 29' 21.2" P.A. 138 sep 23.2 mag 16.79,18.37 Sp M3+M4
 
 
Coord 2000
11505+7029
Discov num
CRB 190
Comp
Coord arcsec 2000
11 50 28.93 +70 29 21.2
Date first
1999
Date last
2010
Obs
3
Pa first
138
Pa last
138
P.A. Now (θ)
138°
Sep first
23.2
Sep last
23.2
Sep. Now (ρ)
23.2"
Mag pri
16.79
Mag sec
18.37
delta mag (ΔM)
1.58
Spectral class
M3+M4 (red/red)
Pri motion ra
-055
Sec motion ra
-053
Pri motion dec
-012
Sec motion dec
-012
Notes
V (Proper motion indicates physical)
rPM=0.036 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137.8
Precise sep
23.21
Constellation
Draco
last precise pa
137.8
last precise sep
23.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11505+7029 CRB 190 1999 1 138 23.2 16.79 18.37 V 115028.93+702921.2
11505+7029 CRB 190 2006 2 138 23.1 16.79 18.37 M3+M4 V 115028.93+702921.2
11505+7029 CRB 190 2010 3 138 23.2 16.79 18.37 M3+M4 V 115028.93+702921.2

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