18570+3254 BU  648AF

 
 
18H 57M 01.61S +32 54' 04.6" P.A. 78 SEP 85.9 MAG 5.34,12.60 SP G0V
 
 
Coord 2000
18570+3254
Discov num
BU  648
Comp
AF
Coord arcsec 2000
18 57 01.61 +32 54 04.6
Date first
1918
Date last
2015
Obs
8
Pa first
89
Pa last
78
P.A. Now (θ)
78°
Sep first
101.7
Sep last
85.9
Sep. Now (ρ)
85.9"
Mag pri
5.34
Mag sec
12.60
delta mag (ΔM)
7.26
Spectral class
G0V (yellow)
Pri motion ra
+203
Sec motion ra
Pri motion dec
-144
Sec motion dec
Notes
N U (See Notes, Proper motion indicates non-physical)
This double is not physical.
 
 
18570+3254 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 67612 18570+3254 BU 648 AB 1878 2015 414 237 1.3 5.34 7.96 2.62 Y
Show 18570+3254 BU 648 AB,C 1912 2015 10 293 76.3 5.22 11.00 5.78
Show 18570+3254 BU 648 AB,D 1912 2014 6 201 83.9 5.22 12.20 6.98
Show 18570+3254 BU 648 AE 1918 2015 7 318 124.8 5.34 12.50 7.16
Show 18570+3254 BU 648 AF 1918 2015 8 78 85.9 5.34 12.60 7.26 <===
Sextuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
last precise pa
77.8
last precise sep
85.921