19459+3501 ACA   1AD

 
 
19h 45m 51.35s +35 00' 45.9" P.A. 38.00 sep 224.8 mag 6.22,11.63 Sp G9III dist. 128.04 pc (417.67 l.y.)
 
 
Coord 2000
19459+3501
Discov num
ACA   1
Comp
AD
Coord arcsec 2000
19 45 51.35 +35 00 45.9
Date first
1940
Date last
2017
Obs
9
Pa first
37
Pa last
38
P.A. Now (θ)
38°
Sep first
223.1
Sep last
224.8
Sep. Now (ρ)
224.8"
Mag pri
6.22
Mag sec
11.63
delta mag (ΔM)
5.41
Spectral class
G9III (yellow)
Pri motion ra
+011
Sec motion ra
+001
Pri motion dec
-006
Sec motion dec
-004
Notes
N (See Notes)
Visually invisible, K-band or other infrared star rPM=0.814
This double is not physical.
 
 
19459+3501 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 68810 19459+3501 H 5 137 AB 1783 2019 53 25 38.8 6.22 8.18 1.96
Show 68810 19459+3501 BOT 3 AC 1896 2017 12 76 443.8 6.22 8.25 2.03
Show 68810 19459+3501 ACA 1 AD 1940 2017 9 38 224.8 6.22 11.63 5.41 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
37.5
Precise sep
224.8
Constellation
Cygnus
SAO
68810
HIP
97242
Tycho2
2664-01473-1
Gaia DR2
09393615104
HD
186927
HR
7530
BD
BD+34 3701
Distance
128.04
Distance ly
417.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19459+3501 ACA 1 AD 2006 5 36 223.0 6.22 11.81 G9III D 194551.35+350045.9
19459+3501 ACA 1 AD 2008 6 36 224.6 6.22 11.81 G9III D 194551.35+350045.9
19459+3501 ACA 1 AD 2015 8 37 224.4 6.22 11.63 G9III N 194551.35+350045.9
19459+3501 ACA 1 AD 2017 9 38 224.8 6.22 11.63 G9III N 194551.35+350045.9

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