18188-3448 RST3171

 
 
18h 18m 45.87s -34 47' 20.1" P.A. 236 sep 1.2 mag 10.69,10.75 Sp F0
 
 
Coord 2000
18188-3448
Discov num
RST3171
Comp
Coord arcsec 2000
18 18 45.87 -34 47 20.1
Date first
1935
Date last
1991
Obs
3
Pa first
237
Pa last
236
P.A. Now (θ)
236°
Sep first
1.0
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
10.69
Mag sec
10.75
delta mag (ΔM)
0.06
Spectral class
F0 (yellow-white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-014
Sec motion dec
-014
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
235.5
Precise sep
1.152
Constellation
Sagittarius
Tycho2
7401-00093-1
HD
321637
last precise pa
235.5
last precise sep
1.152
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18188-3448 RST3171 1991 3 236 1.2 10.69 10.75 F0 181845.87-344720.1

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