15456+5659 CVR 169

 
 
15h 45m 36.24s +56 59' 03.1" P.A. 31 sep 8.5 mag 16.50,17.50 Sp M2+M3
 
 
Coord 2000
15456+5659
Discov num
CVR 169
Comp
Coord arcsec 2000
15 45 36.24 +56 59 03.1
Date first
1999
Date last
2010
Obs
3
Pa first
31
Pa last
31
P.A. Now (θ)
31°
Sep first
8.6
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
16.50
Mag sec
17.50
delta mag (ΔM)
1
Spectral class
M2+M3 (red/red)
Pri motion ra
+013
Sec motion ra
+009
Pri motion dec
-066
Sec motion dec
-064
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.066 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30.8
Precise sep
8.51
Cdsa2 id
CVR 169
Constellation
Draco
Ra deg
15.760066666666667
De deg
56.98419444444445
last precise pa
30.8
last precise sep
8.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15456+5659 CVR 169 2000 1 31 8.6 16.50 17.50 M2+M3 V R 154536.24+565903.1
15456+5659 CVR 169 2010 3 31 7.4 16.50 17.50 M2+M3 V R 154536.24+565903.1

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