15156+5527 WZ   13

 
 
15h 15m 31.53s +55 26' 55.3" P.A. 17 sep 9.1 mag 11.10,11.50
 
 
Coord 2000
15156+5527
Discov num
WZ   13
Comp
Coord arcsec 2000
15 15 31.53 +55 26 55.3
Date first
1909
Date last
2016
Obs
8
Pa first
16
Pa last
17
P.A. Now (θ)
17°
Sep first
9.1
Sep last
9.1
Sep. Now (ρ)
9.1"
Mag pri
11.10
Mag sec
11.50
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-027
Sec motion ra
-023
Pri motion dec
+034
Sec motion dec
+038
Notes
N (See Notes)
rPM=0.127 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
16.5
Precise sep
9.111
Constellation
Draco
last precise pa
16.5
last precise sep
9.111
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15156+5527 WZ 13 1999 5 15 9.0 11.10 11.50 N D 151531.53+552655.3
15156+5527 WZ 13 2003 6 15 9.0 11.10 11.50 N D 151531.53+552655.3
15156+5527 WZ 13 2010 7 15 8.8 11.10 11.50 N 151531.53+552655.3
15156+5527 WZ 13 2016 8 17 9.1 11.10 11.50 N 151531.53+552655.3

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