18140+2017 HO  268

 
 
18h 13m 59.02s +20 16' 37.7" P.A. 180 sep 1 mag 7.34,11.00 Sp K0 dist. 401.61 pc (1310.05 l.y.)
 
 
Coord 2000
18140+2017
Discov num
HO  268
Comp
Coord arcsec 2000
18 13 59.02 +20 16 37.7
Date first
1887
Date last
1887
Obs
1
Pa first
180
Pa last
180
P.A. Now (θ)
180°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
7.34
Mag sec
11.00
delta mag (ΔM)
3.66
Spectral class
K0 (yellow-orange)
Pri motion ra
+008
Sec motion ra
Pri motion dec
+008
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
180
Precise sep
1
Constellation
Hercules
SAO
85845
HIP
89352
Tycho2
1575-01141-1
HD
167350
BD
BD+20 3705
Distance
401.61
Distance ly
1310.05
last precise pa
180
last precise sep
1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18140+2017 HO 268 1887 1 180 1.0 7.34 11.00 K0 N 181359.02+201637.7

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