20065+1957 DAM 191BD

 
 
20h 06m 32.46s +19 53' 24.1" P.A. 218 sep 9.8 mag 13.00,15.60
 
 
Coord 2000
20065+1957
Discov num
DAM 191
Comp
BD
Coord arcsec 2000
20 06 32.46 +19 53 24.1
Date first
1999
Date last
2015
Obs
3
Pa first
220
Pa last
218
P.A. Now (θ)
218°
Sep first
9.5
Sep last
9.8
Sep. Now (ρ)
9.8"
Mag pri
13.00
Mag sec
15.60
delta mag (ΔM)
2.6
Spectral class
Pri motion ra
Sec motion ra
-007
Pri motion dec
Sec motion dec
+033
Notes
rPM=0.008 (< 0.3, Physical double)
Nature of this double is uncertain.
 
 
20065+1957 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20065+1957 J 1233 AB 1915 2015 6 245 6.9 11.90 13.00 1.10
Show 20065+1957 DAM 191 AC 1999 2015 3 179 9.8 11.90 16.20 4.30
Show 20065+1957 DAM 191 BD 1999 2015 3 218 9.8 13.00 15.60 2.60 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
M1+M2
last precise pa
217.8
last precise sep
9.772
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20065+1957 DAM 191 BD 1999 1 220 9.5 13.00 15.60 D 200632.46+195324.1
20065+1957 DAM 191 BD 2000 2 220 9.4 13.00 15.60 D 200632.46+195324.1
20065+1957 DAM 191 BD 2001 2 220 9.6 13.00 15.60 D 200632.46+195324.1
20065+1957 DAM 191 BD 2015 3 218 9.8 13.00 15.60 200632.46+195324.1

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