20010+3742 WAL 125AB,E

 
 
20h 00m 59.61s +37 41' 56.1" P.A. 10 sep 46.6 mag 8.15,13.52 Sp B5
 
 
Coord 2000
20010+3742
Discov num
WAL 125
Comp
AB,E
Coord arcsec 2000
20 00 59.61 +37 41 56.1
Date first
1944
Date last
2002
Obs
3
Pa first
30
Pa last
10
P.A. Now (θ)
10°
Sep first
40.0
Sep last
46.6
Sep. Now (ρ)
46.6"
Mag pri
8.15
Mag sec
13.52
delta mag (ΔM)
5.37
Spectral class
B5 (blue-white)
Pri motion ra
-007
Sec motion ra
+000
Pri motion dec
-009
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.668
Nature of this double is uncertain.
 
 
20010+3742 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20010+3742 BU 1289 AB 1899 2016 21 55 0.7 8.15 9.20 1.05
Show 20010+3742 BU 1289 AC 1896 2017 25 90 21.4 8.15 9.70 1.55
Show 20010+3742 FOX 246 AB,D 1896 2002 8 170 104.3 8.15 11.17 3.02
Show 20010+3742 WAL 125 AB,E 1944 2002 3 10 46.6 8.15 13.52 5.37 <===
Quintuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
9.8
Precise sep
46.637
Cdsa2 id
WAL 125 AB,E
Constellation
Cygnus
Ra deg
20.016558333333332
De deg
37.69891666666666
last precise pa
9.8
last precise sep
46.637
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20010+3742 WAL 125 AB,E 2000 2 10 46.2 8.15 13.52 D 200059.61+374156.1
20010+3742 WAL 125 AB,E 2002 3 10 46.6 8.15 13.52 D 200059.61+374156.1

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