18359-2849 HJ 5051AB

 
 
18H 35M 51.76S -28 48' 59.6" P.A. 237 SEP 9.3 MAG 9.32,10.80 SP G+A
 
 
Coord 2000
18359-2849
Discov num
HJ 5051
Comp
AB
Coord arcsec 2000
18 35 51.76 -28 48 59.6
Date first
1834
Date last
1999
Obs
8
Pa first
231
Pa last
237
P.A. Now (θ)
237°
Sep first
5.0
Sep last
9.3
Sep. Now (ρ)
9.3"
Mag pri
9.32
Mag sec
10.80
delta mag (ΔM)
1.48
Spectral class
G+A (yellow/white)
Pri motion ra
+004
Sec motion ra
-002
Pri motion dec
+001
Sec motion dec
-002
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
SAO
187022
Tycho2
6870-00052-1
HD
171396
last precise pa
236.5
last precise sep
9.29