19560+2038 A  2790AB

 
 
19h 56m 01.82s +20 38' 20.9" P.A. 121 sep 3.7 mag 9.28,14.30 Sp F2
 
 
Coord 2000
19560+2038
Discov num
A  2790
Comp
AB
Coord arcsec 2000
19 56 01.82 +20 38 20.9
Date first
1914
Date last
1930
Obs
3
Pa first
123
Pa last
121
P.A. Now (θ)
121°
Sep first
3.8
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
9.28
Mag sec
14.30
delta mag (ΔM)
5.02
Spectral class
F2 (yellow-white)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-042
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
121
Precise sep
3.73
Constellation
Sagitta
last precise pa
121
last precise sep
3.73
 
 
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 AB 1930 3 121 3.7 9.28 14.30 F2 N 195601.82+203820.9

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