20007+3635 WEB   9CD

 
 
20h 00m 40.43s +36 34' 20.4" P.A. 326 sep 13.9 mag 9.84,10.30 Sp A2
 
 
Coord 2000
20007+3635
Discov num
WEB   9
Comp
CD
Coord arcsec 2000
20 00 40.43 +36 34 20.4
Date first
1900
Date last
2017
Obs
7
Pa first
228
Pa last
326
P.A. Now (θ)
326°
Sep first
14.4
Sep last
13.9
Sep. Now (ρ)
13.9"
Mag pri
9.84
Mag sec
10.30
delta mag (ΔM)
0.46
Spectral class
A2 (white)
Pri motion ra
+002
Sec motion ra
-002
Pri motion dec
-001
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.97
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 20007+3635 HDS2851 Aa,Ab 1991 1991 1 332 0.2 6.76 9.75 2.99
Show 20007+3635 WEB 9 AB 1896 2016 22 202 71.6 6.69 8.97 2.28
Show 20007+3635 WEB 9 AC 1896 2004 12 220 82.1 6.69 9.84 3.15
Show 20007+3635 WEB 9 BC 1896 2017 16 279 26.3 8.97 9.84 0.87
Show 20007+3635 WEB 9 CD 1900 2017 7 326 13.9 9.84 10.30 0.46 <===
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.5
Precise sep
13.947
Constellation
Cygnus
last precise pa
325.5
last precise sep
13.947
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20007+3635 WEB 9 CD 1998 5 326 14.1 10.10 10.60 A2 D 200040.43+363420.4
20007+3635 WEB 9 CD 2002 6 325 14.0 9.84 10.30 A2 D 200040.43+363420.4
20007+3635 WEB 9 CD 2010 7 320 13.2 9.84 10.30 A2 200040.43+363420.4
20007+3635 WEB 9 CD 2017 7 326 13.9 9.84 10.30 A2 N 200040.43+363420.4

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