20147+3820 SLE 972

 
 
20h 14m 44.96s +38 19' 47.2" P.A. 114 sep 11.1 mag 11.90,12.80
 
 
Coord 2000
20147+3820
Discov num
SLE 972
Comp
Coord arcsec 2000
20 14 44.96 +38 19 47.2
Date first
1985
Date last
2015
Obs
8
Pa first
116
Pa last
114
P.A. Now (θ)
114°
Sep first
11.0
Sep last
11.1
Sep. Now (ρ)
11.1"
Mag pri
11.90
Mag sec
12.80
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-004
Sec motion ra
+000
Pri motion dec
-006
Sec motion dec
+000
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
114.2
Precise sep
11.094
Constellation
Cygnus
Tycho2
3151-02733-1
Gaia DR2
77340625280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20147+3820 SLE 972 1998 2 116 11.1 11.90 12.80 D 201444.96+381947.2
20147+3820 SLE 972 2002 3 114 11.1 11.90 12.80 D 201444.96+381947.2
20147+3820 SLE 972 2010 4 118 10.8 11.90 12.80 201444.96+381947.2
20147+3820 SLE 972 2015 4 114 11.1 11.90 12.80 201444.96+381947.2

If you need more information about this double, apply for a data request form to the WDS.