20386+3509 POP   8

 
 
20h 38m 32.36s +35 09' 30.1" P.A. 195.00 sep 3.7 mag 13.70,13.90
 
 
Coord 2000
20386+3509
Discov num
POP   8
Comp
Coord arcsec 2000
20 38 32.36 +35 09 30.1
Date first
1968
Date last
2015
Obs
4
Pa first
202
Pa last
195
P.A. Now (θ)
195°
Sep first
3.7
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
13.70
Mag sec
13.90
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
+003
Sec motion ra
Pri motion dec
+047
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.5
Precise sep
3.744
Constellation
Cygnus
Gaia DR2
01239029248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20386+3509 POP 8 1998 2 196 3.8 13.70 13.90 D 203832.36+350930.1
20386+3509 POP 8 2002 3 196 3.7 13.70 13.90 D 203832.36+350930.1
20386+3509 POP 8 2010 4 191 3.4 13.70 13.90 203832.36+350930.1
20386+3509 POP 8 2015 4 195 3.7 13.70 13.90 203832.36+350930.1

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