20137+3713 SEI1026

 
 
20h 13m 43.52s +37 12' 50.5" P.A. 87 sep 19.5 mag 12.47,12.39
 
 
Coord 2000
20137+3713
Discov num
SEI1026
Comp
Coord arcsec 2000
20 13 43.52 +37 12 50.5
Date first
1896
Date last
2015
Obs
11
Pa first
82
Pa last
87
P.A. Now (θ)
87°
Sep first
22.6
Sep last
19.5
Sep. Now (ρ)
19.5"
Mag pri
12.47
Mag sec
12.39
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
+016
Sec motion ra
-001
Pri motion dec
+011
Sec motion dec
-006
Notes
rPM=1.238
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.4
Precise sep
19.514
Constellation
Cygnus
Gaia DR2
53273486976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20137+3713 SEI1026 1999 3 87 19.8 11.00 11.00 D 201343.52+371250.5
20137+3713 SEI1026 2011 4 87 19.9 11.00 11.00 D 201343.52+371250.5
20137+3713 SEI1026 2015 7 87 19.5 12.47 12.39 201343.52+371250.5

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