18162+4423 ES 1421

 
 
18h 16m 13.57s +44 22' 44.3" P.A. 345 sep 11.7 mag 8.70,11.86 Sp K dist. 213.22 pc (695.52 l.y.)
 
 
Coord 2000
18162+4423
Discov num
ES 1421
Comp
Coord arcsec 2000
18 16 13.57 +44 22 44.3
Date first
1893
Date last
2003
Obs
7
Pa first
346
Pa last
345
P.A. Now (θ)
345°
Sep first
9.0
Sep last
11.7
Sep. Now (ρ)
11.7"
Mag pri
8.70
Mag sec
11.86
delta mag (ΔM)
3.16
Spectral class
K (yellow-orange)
Pri motion ra
+009
Sec motion ra
+002
Pri motion dec
-026
Sec motion dec
-002
Notes
rPM=0.909
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
344.7
Precise sep
11.689
Constellation
Lyra
SAO
47348
HIP
89540
Tycho2
3115-01286-1
HD
168153
BD
BD+44 2863
Distance
213.22
Distance ly
695.52
last precise pa
344.7
last precise sep
11.689
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18162+4423 ES 1421 1998 6 345 11.4 8.70 11.86 K D 181613.57+442244.3
18162+4423 ES 1421 2003 7 345 11.7 8.70 11.86 K D 181613.57+442244.3

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