20315+3806 SEI1151

 
 
20h 31m 35.50s +38 06' 53.6" P.A. 215 sep 25.1 mag 11.01,11.52
 
 
Coord 2000
20315+3806
Discov num
SEI1151
Comp
Coord arcsec 2000
20 31 35.50 +38 06 53.6
Date first
1895
Date last
2015
Obs
12
Pa first
213
Pa last
215
P.A. Now (θ)
215°
Sep first
24.8
Sep last
25.1
Sep. Now (ρ)
25.1"
Mag pri
11.01
Mag sec
11.52
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
+009
Sec motion ra
-001
Pri motion dec
+001
Sec motion dec
+003
Notes
rPM=1.126
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
214.5
Precise sep
25.146
Constellation
Cygnus
Tycho2
3153-00438-1
Gaia DR2
78059306624
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20315+3806 SEI1151 1998 6 214 25.1 11.01 11.52 D 203135.50+380653.6
20315+3806 SEI1151 2002 7 214 25.1 11.01 11.52 D 203135.50+380653.6
20315+3806 SEI1151 2010 8 214 25.1 11.01 11.52 203135.50+380653.6
20315+3806 SEI1151 2015 9 215 25.1 11.01 11.52 203135.50+380653.6

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