18573+6224 STF2440AC

 
 
18h 57m 17.34s +62 23' 48.7" P.A. 60 sep 161.2 mag 6.59,10.92 Sp G8III dist. 95.42 pc (311.26 l.y.)
 
 
Coord 2000
18573+6224
Discov num
STF2440
Comp
AC
Coord arcsec 2000
18 57 17.34 +62 23 48.7
Date first
1880
Date last
2003
Obs
8
Pa first
62
Pa last
60
P.A. Now (θ)
60°
Sep first
160.0
Sep last
161.2
Sep. Now (ρ)
161.2"
Mag pri
6.59
Mag sec
10.92
delta mag (ΔM)
4.33
Spectral class
G8III (yellow)
Pri motion ra
+006
Sec motion ra
+000
Pri motion dec
-041
Sec motion dec
-024
Notes
N (See Notes)
rPM=0.435
Nature of this double is uncertain.
 
 
18573+6224 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18082 18573+6224 STF2440 AB 1831 2006 31 122 17.5 6.59 9.61 3.02
Show 18082 18573+6224 STF2440 AC 1880 2003 8 60 161.2 6.59 10.92 4.33 <===
Show 18082 18573+6224 WAL 98 AD 1944 2003 3 70 54.0 6.59 13.45 6.86
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.7
Precise sep
161.201
Constellation
Draco
SAO
18082
HIP
93053
Tycho2
4220-01507-1
HD
176668
HR
7191
BD
BD+62 1669
Distance
95.42
Distance ly
311.26
last precise pa
59.7
last precise sep
161.201
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18573+6224 STF2440 AC 1999 7 60 161.0 6.59 10.92 G8III N D 185717.34+622348.7
18573+6224 STF2440 AC 2003 8 60 161.2 6.59 10.92 G8III N D 185717.34+622348.7

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