20007+3635 WEB   9BC

 
 
20H 00M 42.58S +36 34' 16.8" P.A. 277 SEP 25.8 MAG 8.97,9.84 SP G
 
 
Coord 2000
20007+3635
Discov num
WEB   9
Comp
BC
Coord arcsec 2000
20 00 42.58 +36 34 16.8
Date first
1896
Date last
2004
Obs
15
Pa first
278
Pa last
277
P.A. Now (θ)
277°
Sep first
26.3
Sep last
25.8
Sep. Now (ρ)
25.8"
Mag pri
8.97
Mag sec
9.84
delta mag (ΔM)
0.87
Spectral class
G (yellow)
Pri motion ra
-001
Sec motion ra
+002
Pri motion dec
-005
Sec motion dec
-001
Notes
rPM=0.981
This double is not physical.
 
 
20007+3635 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 69252 20007+3635 HDS2851 Aa,Ab 1991 1991 1 332 0.2 6.76 9.75 2.99
Show 69252 20007+3635 WEB 9 AB 1896 2016 22 202 71.6 6.69 8.97 2.28
Show 69252 20007+3635 WEB 9 AC 1896 2004 12 220 82.1 6.69 9.84 3.15
Show 69251 20007+3635 WEB 9 BC 1896 2004 15 277 25.8 8.97 9.84 0.87 <===
Show 69251 20007+3635 WEB 9 CD 1900 2002 6 325 14.0 9.84 10.30 0.46
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
69251
Tycho2
2682-03118-1
HD
227091
last precise pa
276.5
last precise sep
25.82