20261+5122 WFC 233

 
 
20h 26m 07.66s +51 22' 06.0" P.A. 322.00 sep 5.1 mag 11.29,12.19
 
 
Coord 2000
20261+5122
Discov num
WFC 233
Comp
Coord arcsec 2000
20 26 07.66 +51 22 06.0
Date first
1899
Date last
2015
Obs
10
Pa first
323
Pa last
322
P.A. Now (θ)
322°
Sep first
5.8
Sep last
5.1
Sep. Now (ρ)
5.1"
Mag pri
11.29
Mag sec
12.19
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-005
Sec motion ra
-006
Pri motion dec
-027
Sec motion dec
-026
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.052 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321.5
Precise sep
5.127
Constellation
Cygnus
Tycho2
3584-00036-1
Gaia DR2
68619251840
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20261+5122 WFC 233 2000 6 322 5.1 11.29 12.19 D 202607.66+512206.0
20261+5122 WFC 233 2003 7 322 5.1 11.29 12.19 D 202607.66+512206.0
20261+5122 WFC 233 2010 8 324 5.0 11.29 12.19 202607.66+512206.0
20261+5122 WFC 233 2015 9 322 5.1 11.29 12.19 202607.66+512206.0

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