18130-1819 TDT 739

 
 
18h 12m 58.07s -18 18' 49.0" P.A. 253 sep 2.2 mag 10.78,11.67
 
 
Coord 2000
18130-1819
Discov num
TDT 739
Comp
Coord arcsec 2000
18 12 58.07 -18 18 49.0
Date first
1991
Date last
1991
Obs
1
Pa first
253
Pa last
253
P.A. Now (θ)
253°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.78
Mag sec
11.67
delta mag (ΔM)
0.89
Spectral class
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
+008
Sec motion dec
+008
Notes
X (Dubious double)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.8
Precise sep
2.19
Constellation
Sagittarius
Tycho2
6268-02037-1
last precise pa
252.8
last precise sep
2.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18130-1819 TDT 739 1991 1 253 2.2 10.78 11.67 181258.07-181849.0

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