19560+2038 A  2790CD

 
 
19h 56m 21.26s +20 44' 56.2" P.A. 102 sep 5.7 mag 9.86,14.70 Sp F2
 
 
Coord 2000
19560+2038
Discov num
A  2790
Comp
CD
Coord arcsec 2000
19 56 21.26 +20 44 56.2
Date first
1914
Date last
2000
Obs
2
Pa first
106
Pa last
102
P.A. Now (θ)
102°
Sep first
5.4
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
9.86
Mag sec
14.70
delta mag (ΔM)
4.84
Spectral class
F2 (yellow-white)
Pri motion ra
+003
Sec motion ra
Pri motion dec
+020
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19560+2038 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19560+2038 A 2790 AB 1914 1930 3 121 3.7 9.28 14.30 5.02
Show 19560+2038 A 2790 CD 1914 2000 2 102 5.7 9.86 14.70 4.84 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
101.7
Precise sep
5.72
Constellation
Sagitta
last precise pa
101.7
last precise sep
5.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19560+2038 A 2790 CD 2000 2 102 5.7 9.86 14.70 F2 N D 195621.26+204456.2

If you need more information about this double, apply for a data request form to the WDS.