20189+3839 SLE 996

 
 
20h 18m 52.41s +38 39' 09.6" P.A. 106 sep 6.6 mag 11.94,12.60
 
 
Coord 2000
20189+3839
Discov num
SLE 996
Comp
Coord arcsec 2000
20 18 52.41 +38 39 09.6
Date first
2000
Date last
2015
Obs
8
Pa first
106
Pa last
106
P.A. Now (θ)
106°
Sep first
6.6
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
11.94
Mag sec
12.60
delta mag (ΔM)
0.66
Spectral class
Pri motion ra
+023
Sec motion ra
+028
Pri motion dec
+013
Sec motion dec
+001
Notes
rPM=0.464
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
105.9
Precise sep
6.581
Constellation
Cygnus
Gaia DR2
46669728256
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20189+3839 SLE 996 2000 2 106 6.6 11.50 12.00 D 201852.26+383914.3
20189+3839 SLE 996 2002 2 106 6.6 11.94 12.60 D 201852.41+383909.6
20189+3839 SLE 996 2010 3 106 6.3 11.94 12.60 201852.41+383909.6
20189+3839 SLE 996 2015 4 106 6.6 11.94 12.60 201852.41+383909.6

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