18197+4453 ES 2665AB

 
 
18H 19M 42.22S +44 53' 17.2" P.A. 22 SEP 10 MAG 8.76,11.27 SP F5 DIST. 125 PC (407.75 L.Y.)
 
 
Coord 2000
18197+4453
Discov num
ES 2665
Comp
AB
Coord arcsec 2000
18 19 42.22 +44 53 17.2
Date first
1894
Date last
2006
Obs
8
Pa first
25
Pa last
22
P.A. Now (θ)
22°
Sep first
9.8
Sep last
10.0
Sep. Now (ρ)
10"
Mag pri
8.76
Mag sec
11.27
delta mag (ΔM)
2.51
Spectral class
F5 (yellow-white)
Pri motion ra
+015
Sec motion ra
+013
Pri motion dec
-031
Sec motion dec
-029
Notes
Nature of this double is uncertain.
 
 
18197+4453 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 47393 18197+4453 ES 2665 AB 1894 2006 8 22 10.0 8.76 11.27 2.51 <===
Show 47393 18197+4453 WAL 90 AC 1894 2003 5 334 76.7 8.76 12.28 3.52
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
SAO
47393
HIP
89810
Tycho2
3115-00153-1
HD
168850
BD
BD+44 2878
Distance
125
Distance ly
407.75
last precise pa
22
last precise sep
9.96