11164+2725 A   558

 
 
11h 16m 25.43s +27 25' 18.4" P.A. 342 sep 3.4 mag 9.20,13.55 Sp K0 dist. 318.47 pc (1038.85 l.y.)
 
 
Coord 2000
11164+2725
Discov num
A   558
Comp
Coord arcsec 2000
11 16 25.43 +27 25 18.4
Date first
1903
Date last
1991
Obs
6
Pa first
339
Pa last
342
P.A. Now (θ)
342°
Sep first
2.9
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
9.20
Mag sec
13.55
delta mag (ΔM)
4.35
Spectral class
K0 (yellow-orange)
Pri motion ra
-012
Sec motion ra
-010
Pri motion dec
+002
Sec motion dec
+004
Notes
rPM=0.232 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
342.4
Precise sep
3.36
Constellation
Leo
SAO
81748
HIP
55067
Tycho2
1983-02785-1
BD
BD+28 1981
Distance
318.47
Distance ly
1038.85
last precise pa
342.4
last precise sep
3.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11164+2725 A 558 1991 6 342 3.4 9.20 13.55 K0 111625.43+272518.4

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