16238+6142 CHR 138Aa,Ab

 
 
16h 23m 47.19s +61 41' 47.0" P.A. 154 sep 0.2 mag 5.90, Sp G8III dist. 155.28 pc (506.52 l.y.)
 
 
Coord 2000
16238+6142
Discov num
CHR 138
Comp
Aa,Ab
Coord arcsec 2000
16 23 47.19 +61 41 47.0
Date first
1986
Date last
1990
Obs
2
Pa first
174
Pa last
154
P.A. Now (θ)
154°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
5.90
Mag sec
delta mag (ΔM)
Spectral class
G8III (yellow)
Pri motion ra
-031
Sec motion ra
Pri motion dec
+023
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
16238+6142 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17073 16238+6142 CHR 138 Aa,Ab 1986 1990 2 154 0.2 5.90 <===
Show 17073 16238+6142 STF2054 AB 1832 2015 136 351 0.9 6.15 7.09 0.94
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.7
Precise sep
0.222
Constellation
Draco
SAO
17073
HIP
80309
Tycho2
4190-02567-1
HD
148374
HR
6130
BD
BD+62 1478
Distance
155.28
Distance ly
506.52
last precise pa
153.7
last precise sep
0.222
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16238+6142 CHR 138 Aa,Ab 1990 2 154 0.2 5.90   G8III N 162347.19+614147.0
16238+6142 CHR 138 Aa,Ab 2005 3 351 1.0 5.90   G8III N 162347.19+614147.0

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