18430+3445 BKO  52BD

 
 
18h 43m 00.10s +34 45' 18.9" P.A. 82 sep 7.5 mag 11.00,12.50
 
 
Coord 2000
18430+3445
Discov num
BKO  52
Comp
BD
Coord arcsec 2000
18 43 00.10 +34 45 18.9
Date first
1998
Date last
2014
Obs
4
Pa first
80
Pa last
82
P.A. Now (θ)
82°
Sep first
7.4
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
11.00
Mag sec
12.50
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-010
Sec motion ra
-013
Pri motion dec
+011
Sec motion dec
+009
Notes
rPM=0.228 (< 0.3, Physical double)
This double is physical.
 
 
18430+3445 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18430+3445 SEI 572 AB 1894 2014 9 53 22.2 11.00 11.00 0.00
Show 18430+3445 BKO 52 AC 1945 2014 6 146 18.7 11.00 12.40 1.40
Show 18430+3445 BKO 52 BD 1998 2014 4 82 7.5 11.00 12.50 1.50 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
81.6
Precise sep
7.49
Cdsa2 id
BKO 52 BD
Constellation
Lyra
Ra deg
18.716694444444443
De deg
34.75525
last precise pa
81.6
last precise sep
7.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18430+3445 BKO 52 BD 2002 2 80 7.5 11.00 12.50 D 184300.10+344518.9
18430+3445 BKO 52 BD 2014 4 82 7.5 11.00 12.50 184300.10+344518.9

If you need more information about this double, apply for a data request form to the WDS.