20087+1223 J  1338

 
 
20h 08m 43.69s +12 23' 41.4" P.A. 73 sep 10 mag 11.75,12.30
 
 
Coord 2000
20087+1223
Discov num
J  1338
Comp
Coord arcsec 2000
20 08 43.69 +12 23 41.4
Date first
1914
Date last
2016
Obs
27
Pa first
42
Pa last
73
P.A. Now (θ)
73°
Sep first
2.6
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
11.75
Mag sec
12.30
delta mag (ΔM)
0.55
Spectral class
Pri motion ra
-022
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
N L (See Notes, Linear solution)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
72.8
Precise sep
10
Constellation
Aquila
SAO
105744
Gaia DR2
81518057472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20087+1223 J 1338 2007 9 72 9.5 11.75 12.30 D 200843.69+122341.4
20087+1223 J 1338 2010 10 72 9.4 11.75 12.30 D 200843.69+122341.4
20087+1223 J 1338 2011 12 72 9.7 11.75 12.30 N D 200843.69+122341.4
20087+1223 J 1338 2013 14 72 9.8 11.75 12.30 NL 200843.69+122341.4
20087+1223 J 1338 2015 15 73 9.9 11.75 12.30 NL 200843.69+122341.4
20087+1223 J 1338 2016 16 73 10.0 11.75 12.30 NL 200843.69+122341.4

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