18241+2027 HO  652

 
 
18h 24m 05.63s +20 27' 08.1" P.A. 352 sep 33.4 mag 6.78,11.60 Sp F0 dist. 80.13 pc (261.38 l.y.)
 
 
Coord 2000
18241+2027
Discov num
HO  652
Comp
Coord arcsec 2000
18 24 05.63 +20 27 08.1
Date first
1903
Date last
2010
Obs
6
Pa first
350
Pa last
352
P.A. Now (θ)
352°
Sep first
39.0
Sep last
33.4
Sep. Now (ρ)
33.4"
Mag pri
6.78
Mag sec
11.60
delta mag (ΔM)
4.82
Spectral class
F0 (yellow-white)
Pri motion ra
-022
Sec motion ra
Pri motion dec
+050
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.5
Precise sep
33.4
Constellation
Hercules
SAO
86007
HIP
90176
Tycho2
1577-00989-1
HD
169490
BD
BD+20 3769
Distance
80.13
Distance ly
261.38
last precise pa
351.5
last precise sep
33.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18241+2027 HO 652 2003 4 351 33.8 6.60 11.60 F0 D 182405.63+202708.1
18241+2027 HO 652 2010 6 351 33.3 6.78 11.60 F0 182405.63+202708.1

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