21063+4751 BUP9010AC

 
 
21h 06m 18.54s +47 51' 07.2" P.A. 315 sep 49.7 mag 11.62,13.40 Sp [WC]
 
 
Coord 2000
21063+4751
Discov num
BUP9010
Comp
AC
Coord arcsec 2000
21 06 18.54 +47 51 07.2
Date first
1891
Date last
2013
Obs
8
Pa first
320
Pa last
315
P.A. Now (θ)
315°
Sep first
51.9
Sep last
49.7
Sep. Now (ρ)
49.7"
Mag pri
11.62
Mag sec
13.40
delta mag (ΔM)
1.78
Spectral class
[WC]
Pri motion ra
+073
Sec motion ra
-035
Pri motion dec
-099
Sec motion dec
-083
Notes
rPM=0.888
This double is not physical.
 
 
21063+4751 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21063+4751 BUP9010 AB 1879 2013 8 62 28.3 11.62 9.58 2.04
Show 21063+4751 BUP9010 AC 1891 2013 8 315 49.7 11.62 13.40 1.78 <===
Show 21063+4751 BUP9010 AD 1909 2013 5 322 53.6 11.62 13.90 2.28
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315
Precise sep
49.7
Cdsa2 id
BUP 9010 AC
Constellation
Cygnus
Ra deg
21.105150000000002
De deg
47.852000000000004
last precise pa
315
last precise sep
49.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21063+4751 BUP9010 AC 2010 6 316 50.2 10.90 14.00 [WC] 210618.54+475107.2
21063+4751 BUP9010 AC 2013 7 315 49.7 10.90 14.00 [WC] 210618.54+475107.2

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