18359-2849 DOO  71CD

 
 
18H 35M 45.53S -28 48' 18.9" P.A. 34 SEP 4.2 MAG 11.80,12.50 SP G0
 
 
Coord 2000
18359-2849
Discov num
DOO  71
Comp
CD
Coord arcsec 2000
18 35 45.53 -28 48 18.9
Date first
1907
Date last
1999
Obs
3
Pa first
33
Pa last
34
P.A. Now (θ)
34°
Sep first
5.3
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
11.80
Mag sec
12.50
delta mag (ΔM)
0.7
Spectral class
G0 (yellow)
Pri motion ra
-012
Sec motion ra
+028
Pri motion dec
-023
Sec motion dec
+049
Notes
Nature of this double is uncertain.
 
 
18359-2849 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 187022 18359-2849 HJ 5051 AB 1834 1999 8 237 9.3 9.32 10.80 1.48
Show 187022 18359-2849 HJ 5051 AC 1907 1999 5 297 91.6 9.32 11.43 2.11
Show 18359-2849 DOO 71 CD 1907 1999 3 34 4.2 11.80 12.50 0.70 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
last precise pa
33.8
last precise sep
4.24