18016+3319 HO   76AB

 
 
18h 01m 35.89s +33 18' 40.4" P.A. 202.00 sep 14.2 mag 6.15,13.30 Sp K4III dist. 431.03 pc (1406.02 l.y.)
 
 
Coord 2000
18016+3319
Discov num
HO   76
Comp
AB
Coord arcsec 2000
18 01 35.89 +33 18 40.4
Date first
1884
Date last
2016
Obs
12
Pa first
202
Pa last
202
P.A. Now (θ)
202°
Sep first
13.3
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
6.15
Mag sec
13.30
delta mag (ΔM)
7.15
Spectral class
K4III (yellow-orange)
Pri motion ra
+025
Sec motion ra
Pri motion dec
+023
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18016+3319 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 66562 18 01 36 +33 18 40 HO 76 AB 2016 12 202 14.2 6.15 13.30 7.15 <===
Show 66562 18 01 36 +33 18 40 HO 76 AC 2002 5 207 57.5 6.15 13.30 7.15
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
202.1
Precise sep
14.192
Constellation
Hercules
SAO
66562
HIP
88277
Tycho2
2625-00964-1
Gaia DR2
4604406190597616512
HD
164824
HR
6737
BD
BD+33 3009
Distance
431.03
Distance ly
1406.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18016+3319 HO 76 AB 2006 10 203 14.1 6.15 13.30 K4III D 180135.89+331840.4
18016+3319 HO 76 AB 2015 11 202 14.2 6.15 13.30 K4III 180135.89+331840.4

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