20182+3803 SLE 991

 
 
20h 18m 14.68s +38 03' 38.6" P.A. 131 sep 11.8 mag 13.03,14.00
 
 
Coord 2000
20182+3803
Discov num
SLE 991
Comp
Coord arcsec 2000
20 18 14.68 +38 03 38.6
Date first
1985
Date last
2015
Obs
9
Pa first
131
Pa last
131
P.A. Now (θ)
131°
Sep first
12.0
Sep last
11.8
Sep. Now (ρ)
11.8"
Mag pri
13.03
Mag sec
14.00
delta mag (ΔM)
0.97
Spectral class
Pri motion ra
+003
Sec motion ra
+002
Pri motion dec
-001
Sec motion dec
-003
Notes
rPM=0.62
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
130.8
Precise sep
11.815
Constellation
Cygnus
Gaia DR2
95231694336
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20182+3803 SLE 991 1998 2 131 11.8 11.90 12.40 D 201814.60+380329.7
20182+3803 SLE 991 2002 3 131 11.9 13.03 14.00 201814.68+380338.6
20182+3803 SLE 991 2010 4 131 11.5 13.03 14.00 201814.68+380338.6
20182+3803 SLE 991 2015 5 131 11.8 13.03 14.00 201814.68+380338.6

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