20238+0506 J   556

 
 
20h 23m 42.10s +05 06' 16.9" P.A. 187 sep 2.9 mag 11.75,11.86
 
 
Coord 2000
20238+0506
Discov num
J   556
Comp
Coord arcsec 2000
20 23 42.10 +05 06 16.9
Date first
1897
Date last
2015
Obs
12
Pa first
192
Pa last
187
P.A. Now (θ)
187°
Sep first
2.7
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
11.75
Mag sec
11.86
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-001
Sec motion ra
-003
Pri motion dec
-001
Sec motion dec
-017
Notes
rPM=0.934
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187
Precise sep
2.913
Constellation
Aquila
Tycho2
0505-01007-1
Gaia DR2
61891900160
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20238+0506 J 556 2000 10 188 2.8 11.75 11.86 D 202342.10+050616.9
20238+0506 J 556 2010 12 181 3.9 11.75 11.86 202342.10+050616.9
20238+0506 J 556 2015 12 187 2.9 11.75 11.86 202342.10+050616.9

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