14138+1720 HDS1998AB

 
 
14h 13m 49.21s +17 20' 22.8" P.A. 359 sep 0.9 mag 10.11,12.74 Sp G0 dist. 94.97 pc (309.79 l.y.)
 
 
Coord 2000
14138+1720
Discov num
HDS1998
Comp
AB
Coord arcsec 2000
14 13 49.21 +17 20 22.8
Date first
1991
Date last
2014
Obs
12
Pa first
0
Pa last
359
P.A. Now (θ)
359°
Sep first
0.8
Sep last
0.9
Sep. Now (ρ)
0.9"
Mag pri
10.11
Mag sec
12.74
delta mag (ΔM)
2.63
Spectral class
G0 (yellow)
Pri motion ra
-028
Sec motion ra
Pri motion dec
-113
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
14138+1720 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 14138+1720 YSC 54 Aa,Ab 2007 2014 9 1 0.2 10.20 12.60 2.40
Show 14138+1720 HDS1998 AB 1991 2014 12 359 0.9 10.11 12.74 2.63 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
358.6
Precise sep
0.906
Constellation
Bootes
HIP
69516
Tycho2
1469-00123-1
BD
BD+18 2846
Distance
94.97
Distance ly
309.79
last precise pa
358.6
last precise sep
0.906
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14138+1720 HDS1998 AB 2008 5 360 0.9 10.11 12.74 G0 141349.21+172022.8
14138+1720 HDS1998 AB 2014 8 359 0.9 10.11 12.74 G0 141349.21+172022.8

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