18452+3819 STF2393AB

 
 
18H 45M 10.84S +38 18' 54.6" P.A. 22 SEP 18.4 MAG 7.80,10.40 SP K5III DIST. 689.66 PC (2249.67 L.Y.)
 
 
Coord 2000
18452+3819
Discov num
STF2393
Comp
AB
Coord arcsec 2000
18 45 10.84 +38 18 54.6
Date first
1782
Date last
2012
Obs
30
Pa first
24
Pa last
22
P.A. Now (θ)
22°
Sep first
9.5
Sep last
18.4
Sep. Now (ρ)
18.4"
Mag pri
7.80
Mag sec
10.40
delta mag (ΔM)
2.6
Spectral class
K5III (yellow-orange)
Pri motion ra
-007
Sec motion ra
+008
Pri motion dec
-047
Sec motion dec
-008
Notes
N L (See Notes, Linear solution)
Nature of this double is uncertain.
 
 
18452+3819 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18452+3819 STF2393 AB 1782 2012 30 22 18.4 7.80 10.40 2.60 <===
Show 18452+3819 STF2393 AC 1880 2002 9 302 183.7 7.80 11.62 3.82
Show 18452+3819 STF2393 BC 1921 2002 7 296 182.2 10.40 11.62 1.22
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Lyra
HIP
92007
Tycho2
3118-01211-1
HD
173741
BD
BD+38 3280
Distance
689.66
Distance ly
2249.67
last precise pa
21.8
last precise sep
18.38