20222+4015 BU  665BC

 
 
20H 22M 10.21S +40 13' 06.7" P.A. 301 SEP 1.8 MAG 10.00,11.00
 
 
Coord 2000
20222+4015
Discov num
BU  665
Comp
BC
Coord arcsec 2000
20 22 10.21 +40 13 06.7
Date first
1878
Date last
2010
Obs
9
Pa first
305
Pa last
301
P.A. Now (θ)
301°
Sep first
1.4
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
10.00
Mag sec
11.00
delta mag (ΔM)
1
Spectral class
Pri motion ra
-014
Sec motion ra
Pri motion dec
-017
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20222+4015 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Gam Cyg 49528 20222+4015 BU 665 A,BC 1877 2010 11 197 147.1 2.27 11.04 8.77
Show 49528 20222+4015 BU 665 BC 1878 2010 9 301 1.8 10.00 11.00 1.00 <===
Show 20222+4015 BU 665 BC,D 1911 2002 3 131 41.0 11.04 13.58 2.54
Quadruple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
49528
HD
194093
HR
7796
Flamsteed
37 Cygni
Flamsteed name
37 Cyg
last precise pa
301.2
last precise sep
1.817