20108+3713 SLE 952BC

 
 
20H 10M 50.43S +37 12' 25.1" P.A. 91 SEP 6.8 MAG 12.59,12.83
 
 
Coord 2000
20108+3713
Discov num
SLE 952
Comp
BC
Coord arcsec 2000
20 10 50.43 +37 12 25.1
Date first
1985
Date last
2002
Obs
3
Pa first
94
Pa last
91
P.A. Now (θ)
91°
Sep first
7.2
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
12.59
Mag sec
12.83
delta mag (ΔM)
0.24
Spectral class
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+005
Sec motion dec
+007
Notes
rPM=0.275 (< 0.3, Physical double)
This double is physical.
 
 
20108+3713 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20108+3713 TOB 174 AB 1983 2002 3 263 25.2 11.07 12.59 1.52
Show 20108+3713 SLE 952 BC 1985 2002 3 91 6.8 12.59 12.83 0.24 <===
Show 20108+3713 SLE 952 BD 1985 2002 3 352 12.0 12.59 13.58 0.99
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
2683-01307-1
last precise pa
90.9
last precise sep
6.809