18573+6224 STF2440AB

 
 
18h 57m 17.34s +62 23' 48.7" P.A. 122 sep 17.5 mag 6.59,9.61 Sp G8III
 
 
Coord 2000
18573+6224
Discov num
STF2440
Comp
AB
Coord arcsec 2000
18 57 17.34 +62 23 48.7
Date first
1831
Date last
2006
Obs
31
Pa first
126
Pa last
122
P.A. Now (θ)
122°
Sep first
16.5
Sep last
17.5
Sep. Now (ρ)
17.5"
Mag pri
6.59
Mag sec
9.61
delta mag (ΔM)
3.02
Spectral class
G8III (yellow)
Pri motion ra
+006
Sec motion ra
+008
Pri motion dec
-041
Sec motion dec
-042
Notes
N (See Notes)
rPM=0.052 (< 0.3, Physical double)
This double is physical.
 
 
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 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
122
Precise sep
17.52
Constellation
Draco
SAO
18082
Tycho2
4220-01507-1
HD
176668
HR
7191
last precise pa
122
last precise sep
17.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18573+6224 STF2440 AB 2006 30 122 17.5 6.59 9.61 G8III N D 185717.34+622348.7

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