20443+5610 A  1684

 
 
20h 44m 16.08s +56 10' 24.2" P.A. 140.00 sep 2.1 mag 7.94,13.60 Sp A0
 
 
Coord 2000
20443+5610
Discov num
A  1684
Comp
Coord arcsec 2000
20 44 16.08 +56 10 24.2
Date first
1907
Date last
1987
Obs
3
Pa first
143
Pa last
140
P.A. Now (θ)
140°
Sep first
1.7
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
7.94
Mag sec
13.60
delta mag (ΔM)
5.66
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+010
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140
Precise sep
2.1
Constellation
Cepheus
SAO
32846
Tycho2
3955-01951-1
Gaia DR2
66783588096
HD
197924
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20443+5610 A 1684 1987 3 140 2.1 7.94 13.60 A0 204416.08+561024.2

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