18571-3645 RSS 499AB

 
 
18h 57m 05.16s -36 44' 58.1" P.A. 331 sep 9.6 mag 9.27,14.50 Sp G1V
 
 
Coord 2000
18571-3645
Discov num
RSS 499
Comp
AB
Coord arcsec 2000
18 57 05.16 -36 44 58.1
Date first
1977
Date last
1999
Obs
3
Pa first
343
Pa last
331
P.A. Now (θ)
331°
Sep first
8.4
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
9.27
Mag sec
14.50
delta mag (ΔM)
5.23
Spectral class
G1V (yellow)
Pri motion ra
+087
Sec motion ra
Pri motion dec
-025
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18571-3645 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18571-3645 RSS 499 AB 1977 1999 3 331 9.6 9.27 14.50 5.23 <===
Show 18571-3645 UC 3735 AC 1913 1999 10 109 78.8 9.27 9.82 0.55
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
330.6
Precise sep
9.62
Constellation
Sagittarius
last precise pa
330.6
last precise sep
9.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18571-3645 RSS 499 AB 1999 3 331 9.6 9.27 14.50 G1V D 185705.16-364458.1

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