20375-0303 J  1775BD

 
 
20H 37M 32.64S -03 02' 06.4" P.A. 234 SEP 20.7 MAG 12.20,12.60
 
 
Coord 2000
20375-0303
Discov num
J  1775
Comp
BD
Coord arcsec 2000
20 37 32.64 -03 02 06.4
Date first
1941
Date last
1998
Obs
7
Pa first
230
Pa last
234
P.A. Now (θ)
234°
Sep first
24.0
Sep last
20.7
Sep. Now (ρ)
20.7"
Mag pri
12.20
Mag sec
12.60
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
-068
Sec motion ra
Pri motion dec
-030
Sec motion dec
Notes
N R (See Notes, Red magnitudes)
Nature of this double is uncertain.
 
 
20375-0303 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20375-0303 J 1775 AB 1894 2011 7 353 4.1 12.00 12.20 0.20
Show 20375-0303 BRT 505 AC 1894 2011 5 38 8.5 12.00 12.40 0.40
Show 20375-0303 J 1775 AD 1894 2011 7 248 18.8 11.25 12.66 1.41
Show 20375-0303 BRT 505 BC 1955 1998 5 77 5.8 12.20 12.40 0.20
Show 20375-0303 J 1775 BD 1941 1998 7 234 20.7 12.20 12.60 0.40 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Aquila
last precise pa
234.2
last precise sep
20.69