20108+3652 SEI 957

 
 
20h 10m 47.59s +36 51' 16.8" P.A. 76 sep 28.3 mag 11.10,12.64
 
 
Coord 2000
20108+3652
Discov num
SEI 957
Comp
Coord arcsec 2000
20 10 47.59 +36 51 16.8
Date first
1896
Date last
2015
Obs
9
Pa first
77
Pa last
76
P.A. Now (θ)
76°
Sep first
27.8
Sep last
28.3
Sep. Now (ρ)
28.3"
Mag pri
11.10
Mag sec
12.64
delta mag (ΔM)
1.54
Spectral class
Pri motion ra
-001
Sec motion ra
+003
Pri motion dec
-006
Sec motion dec
-002
Notes
rPM=0.93
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
75.5
Precise sep
28.285
Constellation
Cygnus
Tycho2
2683-02401-1
Gaia DR2
89886247680
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20108+3652 SEI 957 1998 2 76 28.2 11.10 12.60 D 201047.59+365116.8
20108+3652 SEI 957 2002 3 76 28.2 11.10 12.60 D 201047.59+365116.8
20108+3652 SEI 957 2010 4 76 27.7 11.10 12.64 201047.59+365116.8
20108+3652 SEI 957 2015 5 75 28.3 11.10 12.64 201047.59+365116.8

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