20584+1050 BUP 220BC

 
 
20H 58M 30.50S +10 47' 15.9" P.A. 339 SEP 326.5 MAG 9.88,12.77 SP K5
 
 
Coord 2000
20584+1050
Discov num
BUP 220
Comp
BC
Coord arcsec 2000
20 58 30.50 +10 47 15.9
Date first
1921
Date last
2000
Obs
3
Pa first
340
Pa last
339
P.A. Now (θ)
339°
Sep first
327.5
Sep last
326.5
Sep. Now (ρ)
326.5"
Mag pri
9.88
Mag sec
12.77
delta mag (ΔM)
2.89
Spectral class
K5 (yellow-orange)
Pri motion ra
+008
Sec motion ra
-007
Pri motion dec
-012
Sec motion dec
-023
Notes
N (See Notes)
rPM=0.774
Nature of this double is uncertain.
 
 
20584+1050 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18 Del 106712 20584+1050 ENG 78 AB 1886 2003 19 162 197.5 5.61 9.88 4.27
Show 106712 20584+1050 BUP 220 AC 1910 2000 4 337 128.6 5.61 12.77 7.16
Show 106712 20584+1050 MUG 16 AE 2000 2011 4 194 29.2 5.61 16.60 10.99
Show 20584+1050 BUP 220 BC 1921 2000 3 339 326.5 9.88 12.77 2.89 <===
Show 20584+1050 BUP 220 BD 1907 2000 6 224 68.3 9.88 12.01 2.13
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Delphinus
Tycho2
1107-00790-1
last precise pa
339
last precise sep
326.466