18294+4158 ES 1559AB

 
 
18h 29m 23.99s +41 57' 35.9" P.A. 87 sep 76.9 mag 9.25,11.45 Sp K0
 
 
Coord 2000
18294+4158
Discov num
ES 1559
Comp
AB
Coord arcsec 2000
18 29 23.99 +41 57 35.9
Date first
1893
Date last
2003
Obs
6
Pa first
88
Pa last
87
P.A. Now (θ)
87°
Sep first
75.4
Sep last
76.9
Sep. Now (ρ)
76.9"
Mag pri
9.25
Mag sec
11.45
delta mag (ΔM)
2.2
Spectral class
K0 (yellow-orange)
Pri motion ra
-005
Sec motion ra
+007
Pri motion dec
-009
Sec motion dec
-008
Notes
rPM=1.133
This double is not physical.
 
 
18294+4158 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 47532 18294+4158 ES 1559 AB 1893 2003 6 87 76.9 9.25 11.45 2.20 <===
Show 18294+4158 ES 1559 BC 1916 1991 3 187 2.1 11.45 12.12 0.67
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
86.6
Precise sep
76.856
Constellation
Lyra
SAO
47532
Tycho2
3112-00932-1
last precise pa
86.6
last precise sep
76.856
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18294+4158 ES 1559 AB 1998 1 87 76.8 9.25 11.45 K0 D 182923.99+415735.9
18294+4158 ES 1559 AB 2003 6 87 76.9 9.25 11.45 K0 D 182923.99+415735.9

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