18570+3254 BU  648AE

 
 
18h 57m 01.61s +32 54' 04.6" P.A. 318 sep 124.8 mag 5.34,12.50 Sp G0V
 
 
Coord 2000
18570+3254
Discov num
BU  648
Comp
AE
Coord arcsec 2000
18 57 01.61 +32 54 04.6
Date first
1918
Date last
2015
Obs
7
Pa first
320
Pa last
318
P.A. Now (θ)
318°
Sep first
101.8
Sep last
124.8
Sep. Now (ρ)
124.8"
Mag pri
5.34
Mag sec
12.50
delta mag (ΔM)
7.16
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
 
 
Precise pa
317.5
Precise sep
124.759
Cdsa2 id
BU 648 AE
Constellation
Lyra
Ra deg
18.95044722222222
De deg
32.90127777777778
last precise pa
317.5
last precise sep
124.759
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18570+3254 BU 648 AE 1934 3 320 105.3 5.34 12.50 G0V N 185701.47+325405.8
18570+3254 BU 648 AE 1992 4 318 118.8 5.34 12.50 G0V NU 185701.47+325405.8
18570+3254 BU 648 AE 1998 5 318 120.4 5.34 12.50 G0V NU 185701.47+325405.8
18570+3254 BU 648 AE 2015 7 318 124.8 5.34 12.50 G0V NU 185701.47+325405.8

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