20124+3549 TOB 177

 
 
20h 12m 25.87s +35 48' 52.8" P.A. 221 sep 20.1 mag 11.08,12.11
 
 
Coord 2000
20124+3549
Discov num
TOB 177
Comp
Coord arcsec 2000
20 12 25.87 +35 48 52.8
Date first
1941
Date last
2015
Obs
11
Pa first
219
Pa last
221
P.A. Now (θ)
221°
Sep first
19.3
Sep last
20.1
Sep. Now (ρ)
20.1"
Mag pri
11.08
Mag sec
12.11
delta mag (ΔM)
1.03
Spectral class
Pri motion ra
+008
Sec motion ra
-007
Pri motion dec
-002
Sec motion dec
-002
Notes
rPM=1.819
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.8
Precise sep
20.147
Constellation
Cygnus
Tycho2
2683-02470-1
Gaia DR2
48497509504
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20124+3549 TOB 177 1998 4 220 20.0 11.08 12.11 D 201225.87+354852.8
20124+3549 TOB 177 2002 5 220 20.0 11.08 12.11 D 201225.87+354852.8
20124+3549 TOB 177 2010 6 221 20.5 11.08 12.11 201225.87+354852.8
20124+3549 TOB 177 2015 7 221 20.2 11.08 12.11 201225.87+354852.8

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