20117-0435 STF2636

 
 
20h 11m 39.98s -04 35' 24.4" P.A. 203 sep 12.6 mag 9.41,10.36 Sp B9V+B6V
 
 
Coord 2000
20117-0435
Discov num
STF2636
Comp
Coord arcsec 2000
20 11 39.98 -04 35 24.4
Date first
1827
Date last
2012
Obs
27
Pa first
202
Pa last
203
P.A. Now (θ)
203°
Sep first
12.5
Sep last
12.6
Sep. Now (ρ)
12.6"
Mag pri
9.41
Mag sec
10.36
delta mag (ΔM)
0.95
Spectral class
B9V+B6V (blue-white/blue-white)
Pri motion ra
-004
Sec motion ra
+042
Pri motion dec
-017
Sec motion dec
-034
Notes
Y (Parallax indicates components are non-physical)
rPM=0.908
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
203.2
Precise sep
12.57
Constellation
Aquila
Tycho2
5169-02185-1
HD
191750
last precise pa
203.2
last precise sep
12.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20117-0435 STF2636 2004 22 203 12.3 9.41 10.36 A0 D 201139.98-043524.4
20117-0435 STF2636 2012 26 203 12.6 9.41 10.36 A0 D 201139.98-043524.4

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