20095+3431 TOB 172

 
 
20h 09m 30.98s +34 31' 51.8" P.A. 108 sep 8.5 mag 13.50,13.60
 
 
Coord 2000
20095+3431
Discov num
TOB 172
Comp
Coord arcsec 2000
20 09 30.98 +34 31 51.8
Date first
1983
Date last
2015
Obs
8
Pa first
110
Pa last
108
P.A. Now (θ)
108°
Sep first
7.9
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
13.50
Mag sec
13.60
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-002
Sec motion ra
+003
Pri motion dec
-006
Sec motion dec
-003
Notes
rPM=0.922
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
108
Precise sep
8.536
Constellation
Cygnus
Gaia DR2
11838629248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20095+3431 TOB 172 2000 2 108 8.5 13.50 13.60 D 200930.98+343151.8
20095+3431 TOB 172 2002 3 108 8.5 13.50 13.60 D 200930.98+343151.8
20095+3431 TOB 172 2015 4 108 8.5 13.50 13.60 200930.98+343151.8

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