20184+3950 A  1424

 
 
20h 18m 22.48s +39 49' 59.2" P.A. 42.00 sep 1.1 mag 8.80,12.10 Sp A0IV
 
 
Coord 2000
20184+3950
Discov num
A  1424
Comp
Coord arcsec 2000
20 18 22.48 +39 49 59.2
Date first
1906
Date last
2011
Obs
7
Pa first
50
Pa last
42
P.A. Now (θ)
42°
Sep first
1.0
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
8.80
Mag sec
12.10
delta mag (ΔM)
3.3
Spectral class
A0IV (white)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
42.1
Precise sep
1.07
Constellation
Cygnus
SAO
69800
Tycho2
3155-01956-1
Gaia DR2
66929638784
HD
193367
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20184+3950 A 1424 1945 5 52 1.0 8.80 12.10 A0IV 201822.48+394959.2
20184+3950 A 1424 2008 6 46 1.1 8.80 12.10 A0IV 201822.48+394959.2
20184+3950 A 1424 2011 7 42 1.1 8.80 12.10 A0IV 201822.48+394959.2

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