20169+3218 SEI1060

 
 
20h 16m 50.17s +32 17' 16.1" P.A. 8 sep 23.8 mag 9.80,10.70 Sp A3
 
 
Coord 2000
20169+3218
Discov num
SEI1060
Comp
Coord arcsec 2000
20 16 50.17 +32 17 16.1
Date first
1893
Date last
2015
Obs
16
Pa first
8
Pa last
8
P.A. Now (θ)
Sep first
23.2
Sep last
23.8
Sep. Now (ρ)
23.8"
Mag pri
9.80
Mag sec
10.70
delta mag (ΔM)
0.9
Spectral class
A3 (white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
+001
Sec motion dec
+006
Notes
rPM=0.745
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
7.8
Precise sep
23.805
Constellation
Cygnus
Tycho2
2676-00268-1
Gaia DR2
02152384128
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20169+3218 SEI1060 1999 8 8 23.8 9.80 10.70 A3 D 201650.17+321716.1
20169+3218 SEI1060 2009 9 8 23.7 9.80 10.70 A3 D 201650.17+321716.1
20169+3218 SEI1060 2010 11 8 23.9 9.80 10.70 A3 201650.17+321716.1
20169+3218 SEI1060 2015 12 8 23.8 9.80 10.70 A3 201650.17+321716.1

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