18523-3537 B   953

 
 
18h 52m 17.96s -35 37' 26.5" P.A. 139 sep 0.8 mag 8.10,9.94 Sp F3V
 
 
Coord 2000
18523-3537
Discov num
B   953
Comp
Coord arcsec 2000
18 52 17.96 -35 37 26.5
Date first
1927
Date last
2017
Obs
12
Pa first
99
Pa last
139
P.A. Now (θ)
139°
Sep first
0.4
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
8.10
Mag sec
9.94
delta mag (ΔM)
1.84
Spectral class
F3V (yellow-white)
Pri motion ra
+021
Sec motion ra
+021
Pri motion dec
-009
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.6
Precise sep
0.813
Constellation
Sagittarius
Tycho2
7416-01626-1
HD
174498
last precise pa
138.6
last precise sep
0.813
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18523-3537 B 953 1991 11 120 0.7 8.10 9.94 F3V D 185217.96-353726.5
18523-3537 B 953 2017 12 139 0.8 8.10 9.94 F3V 185217.96-353726.5

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