18287+1614 HU  320

 
 
18h 28m 39.80s +16 13' 42.5" P.A. 146 sep 2 mag 10.41,10.85 Sp F8 dist. 110.62 pc (360.84 l.y.)
 
 
Coord 2000
18287+1614
Discov num
HU  320
Comp
Coord arcsec 2000
18 28 39.80 +16 13 42.5
Date first
1901
Date last
2001
Obs
18
Pa first
145
Pa last
146
P.A. Now (θ)
146°
Sep first
2.0
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
10.41
Mag sec
10.85
delta mag (ΔM)
0.44
Spectral class
F8 (yellow-white)
Pri motion ra
-024
Sec motion ra
-024
Pri motion dec
-020
Sec motion dec
-020
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.1
Precise sep
2.02
Constellation
Hercules
HIP
90554
Tycho2
1569-01881-1
BD
BD+16 3515
Distance
110.62
Distance ly
360.84
last precise pa
146.1
last precise sep
2.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18287+1614 HU 320 2001 18 146 2.0 10.41 10.85 F8 D 182839.80+161342.5

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