20163+3829 SLE 981

 
 
20h 16m 17.61s +38 29' 05.0" P.A. 260 sep 11.3 mag 11.90,12.00
 
 
Coord 2000
20163+3829
Discov num
SLE 981
Comp
Coord arcsec 2000
20 16 17.61 +38 29 05.0
Date first
1985
Date last
2015
Obs
10
Pa first
259
Pa last
260
P.A. Now (θ)
260°
Sep first
11.3
Sep last
11.3
Sep. Now (ρ)
11.3"
Mag pri
11.90
Mag sec
12.00
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-007
Sec motion ra
-005
Pri motion dec
-004
Sec motion dec
-005
Notes
rPM=0.277 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
259.7
Precise sep
11.283
Constellation
Cygnus
Gaia DR2
08437641472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20163+3829 SLE 981 1998 2 260 11.4 11.90 12.00 D 201617.61+382905.0
20163+3829 SLE 981 2002 3 260 11.4 11.90 12.00 D 201617.61+382905.0
20163+3829 SLE 981 2015 4 260 11.3 11.90 12.00 201617.61+382905.0

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