18259-2752 RST2051

 
 
18h 25m 54.66s -27 51' 14.2" P.A. 117 sep 1.4 mag 10.70,10.87 Sp A2V
 
 
Coord 2000
18259-2752
Discov num
RST2051
Comp
Coord arcsec 2000
18 25 54.66 -27 51 14.2
Date first
1934
Date last
1991
Obs
3
Pa first
115
Pa last
117
P.A. Now (θ)
117°
Sep first
1.3
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
10.70
Mag sec
10.87
delta mag (ΔM)
0.17
Spectral class
A2V (white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-011
Sec motion dec
-011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117.1
Precise sep
1.42
Constellation
Sagittarius
Tycho2
6865-01234-1
HD
317482
last precise pa
117.1
last precise sep
1.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18259-2752 RST2051 1991 3 117 1.4 10.70 10.87 182554.66-275114.2

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