20330+4950 RBR  49AC

 
 
20h 32m 59.04s +49 50' 28.3" P.A. 136 sep 4.3 mag 6.70,15.00 Sp A0
 
 
Coord 2000
20330+4950
Discov num
RBR  49
Comp
AC
Coord arcsec 2000
20 32 59.04 +49 50 28.3
Date first
2003
Date last
2004
Obs
2
Pa first
136
Pa last
136
P.A. Now (θ)
136°
Sep first
4.3
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
6.70
Mag sec
15.00
delta mag (ΔM)
8.3
Spectral class
A0 (white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20330+4950 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20330+4950 MCA 61 AB 1980 2006 13 233 0.1 6.70 Y
Show 20330+4950 RBR 49 AC 2003 2004 2 136 4.3 6.70 15.00 8.30 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135.5
Precise sep
4.26
Cdsa2 id
RBR 49 AC
Constellation
Cygnus
Ra deg
20.549733333333336
De deg
49.84119444444445
last precise pa
135.5
last precise sep
4.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20330+4950 RBR 49 AC 2004 2 136 4.3 6.70 15.00 A0 203259.04+495028.3

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