20105+3635 SEI 948

 
 
20h 10m 33.12s +36 34' 35.9" P.A. 88 sep 21.7 mag 12.02,12.39
 
 
Coord 2000
20105+3635
Discov num
SEI 948
Comp
Coord arcsec 2000
20 10 33.12 +36 34 35.9
Date first
1896
Date last
2016
Obs
13
Pa first
89
Pa last
88
P.A. Now (θ)
88°
Sep first
21.5
Sep last
21.7
Sep. Now (ρ)
21.7"
Mag pri
12.02
Mag sec
12.39
delta mag (ΔM)
0.37
Spectral class
Pri motion ra
-002
Sec motion ra
-001
Pri motion dec
-008
Sec motion dec
-002
Notes
rPM=0.738
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.7
Precise sep
21.7
Constellation
Cygnus
SAO
69543
Tycho2
2683-00190-1
Gaia DR2
07670712832
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20105+3635 SEI 948 1983 4 88 21.9 12.00 12.50 201033.12+363435.9
20105+3635 SEI 948 1998 5 87 21.6 12.00 12.50 D 201033.12+363435.9
20105+3635 SEI 948 2002 6 87 21.6 12.00 12.50 D 201033.12+363435.9
20105+3635 SEI 948 2010 7 87 21.5 12.02 12.39 201033.12+363435.9
20105+3635 SEI 948 2016 8 88 21.7 12.02 12.39 201033.12+363435.9

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