18072-1854 STN  41A,BC

 
 
18H 07M 14.09S -18 53' 59.4" P.A. 215 SEP 27.7 MAG 9.89,10.74 SP +K2/3III DIST. 208.77 PC (681.01 L.Y.)
 
 
Coord 2000
18072-1854
Discov num
STN  41
Comp
A,BC
Coord arcsec 2000
18 07 14.09 -18 53 59.4
Date first
1879
Date last
2005
Obs
16
Pa first
278
Pa last
215
P.A. Now (θ)
215°
Sep first
19.5
Sep last
27.7
Sep. Now (ρ)
27.7"
Mag pri
9.89
Mag sec
10.74
delta mag (ΔM)
0.85
Spectral class
+K2/3III
Pri motion ra
-002
Sec motion ra
+029
Pri motion dec
-002
Sec motion dec
-200
Notes
Nature of this double is uncertain.
 
 
18072-1854 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18072-1854 STN 41 A,BC 1879 2005 16 215 27.7 9.89 10.74 0.85 <===
Show 18072-1854 A 2259 BC 1910 1991 11 208 1.2 10.74 11.50 0.76
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
HIP
88762
Tycho2
6259-02311-1
HD
165528
BD
BD-18 4794
Distance
208.77
Distance ly
681.01
last precise pa
214.7
last precise sep
27.65